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z3-solver

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This project provides high-level and low-level TypeScript bindings for the [Z3 theorem prover](https://github.com/Z3Prover/z3). It is available on npm as [z3-solver](https://www.npmjs.com/package/z3-solver).

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var initZ3 = (() => { var _scriptName = typeof document != 'undefined' ? document.currentScript?.src : undefined; if (typeof __filename != 'undefined') _scriptName = _scriptName || __filename; return ( function(moduleArg = {}) { var moduleRtn; // include: shell.js // The Module object: Our interface to the outside world. We import // and export values on it. There are various ways Module can be used: // 1. Not defined. We create it here // 2. A function parameter, function(moduleArg) => Promise<Module> // 3. pre-run appended it, var Module = {}; ..generated code.. // 4. External script tag defines var Module. // We need to check if Module already exists (e.g. case 3 above). // Substitution will be replaced with actual code on later stage of the build, // this way Closure Compiler will not mangle it (e.g. case 4. above). // Note that if you want to run closure, and also to use Module // after the generated code, you will need to define var Module = {}; // before the code. Then that object will be used in the code, and you // can continue to use Module afterwards as well. var Module = moduleArg; // Set up the promise that indicates the Module is initialized var readyPromiseResolve, readyPromiseReject; var readyPromise = new Promise((resolve, reject) => { readyPromiseResolve = resolve; readyPromiseReject = reject; }); 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Load them eagerly to avoid // the complexity of lazy-loading. var fs = require('fs'); var nodePath = require('path'); scriptDirectory = __dirname + '/'; // include: node_shell_read.js readBinary = (filename) => { // We need to re-wrap `file://` strings to URLs. Normalizing isn't // necessary in that case, the path should already be absolute. filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); var ret = fs.readFileSync(filename); assert(ret.buffer); return ret; }; readAsync = (filename, binary = true) => { // See the comment in the `readBinary` function. filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); return new Promise((resolve, reject) => { fs.readFile(filename, binary ? undefined : 'utf8', (err, data) => { if (err) reject(err); else resolve(binary ? data.buffer : data); }); }); }; // end include: node_shell_read.js if (!Module['thisProgram'] && process.argv.length > 1) { thisProgram = process.argv[1].replace(/\\/g, '/'); } arguments_ = process.argv.slice(2); // MODULARIZE will export the module in the proper place outside, we don't need to export here quit_ = (status, toThrow) => { process.exitCode = status; throw toThrow; }; } else if (ENVIRONMENT_IS_SHELL) { if ((typeof process == 'object' && typeof require === 'function') || typeof window == 'object' || typeof WorkerGlobalScope != 'undefined') throw new Error('not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)'); } else // Note that this includes Node.js workers when relevant (pthreads is enabled). // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and // ENVIRONMENT_IS_NODE. if (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) { if (ENVIRONMENT_IS_WORKER) { // Check worker, not web, since window could be polyfilled scriptDirectory = self.location.href; } else if (typeof document != 'undefined' && document.currentScript) { // web scriptDirectory = document.currentScript.src; } // When MODULARIZE, this JS may be executed later, after document.currentScript // is gone, so we saved it, and we use it here instead of any other info. if (_scriptName) { scriptDirectory = _scriptName; } // blob urls look like blob:http://site.com/etc/etc and we cannot infer anything from them. // otherwise, slice off the final part of the url to find the script directory. // if scriptDirectory does not contain a slash, lastIndexOf will return -1, // and scriptDirectory will correctly be replaced with an empty string. // If scriptDirectory contains a query (starting with ?) or a fragment (starting with #), // they are removed because they could contain a slash. if (scriptDirectory.startsWith('blob:')) { scriptDirectory = ''; } else { scriptDirectory = scriptDirectory.substr(0, scriptDirectory.replace(/[?#].*/, '').lastIndexOf('/')+1); } if (!(typeof window == 'object' || typeof WorkerGlobalScope != 'undefined')) throw new Error('not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)'); // Differentiate the Web Worker from the Node Worker case, as reading must // be done differently. if (!ENVIRONMENT_IS_NODE) { // include: web_or_worker_shell_read.js if (ENVIRONMENT_IS_WORKER) { readBinary = (url) => { var xhr = new XMLHttpRequest(); xhr.open('GET', url, false); xhr.responseType = 'arraybuffer'; xhr.send(null); return new Uint8Array(/** @type{!ArrayBuffer} */(xhr.response)); }; } readAsync = (url) => { // Fetch has some additional restrictions over XHR, like it can't be used on a file:// url. // See https://github.com/github/fetch/pull/92#issuecomment-140665932 // Cordova or Electron apps are typically loaded from a file:// url. // So use XHR on webview if URL is a file URL. if (isFileURI(url)) { return new Promise((resolve, reject) => { var xhr = new XMLHttpRequest(); xhr.open('GET', url, true); xhr.responseType = 'arraybuffer'; xhr.onload = () => { if (xhr.status == 200 || (xhr.status == 0 && xhr.response)) { // file URLs can return 0 resolve(xhr.response); return; } reject(xhr.status); }; xhr.onerror = reject; xhr.send(null); }); } return fetch(url, { credentials: 'same-origin' }) .then((response) => { if (response.ok) { return response.arrayBuffer(); } return Promise.reject(new Error(response.status + ' : ' + response.url)); }) }; // end include: web_or_worker_shell_read.js } } else { throw new Error('environment detection error'); } // Set up the out() and err() hooks, which are how we can print to stdout or // stderr, respectively. // Normally just binding console.log/console.error here works fine, but // under node (with workers) we see missing/out-of-order messages so route // directly to stdout and stderr. // See https://github.com/emscripten-core/emscripten/issues/14804 var defaultPrint = console.log.bind(console); var defaultPrintErr = console.error.bind(console); if (ENVIRONMENT_IS_NODE) { defaultPrint = (...args) => fs.writeSync(1, args.join(' ') + '\n'); defaultPrintErr = (...args) => fs.writeSync(2, args.join(' ') + '\n'); } var out = Module['print'] || defaultPrint; var err = Module['printErr'] || defaultPrintErr; // Merge back in the overrides Object.assign(Module, moduleOverrides); // Free the object hierarchy contained in the overrides, this lets the GC // reclaim data used. moduleOverrides = null; checkIncomingModuleAPI(); // Emit code to handle expected values on the Module object. This applies Module.x // to the proper local x. This has two benefits: first, we only emit it if it is // expected to arrive, and second, by using a local everywhere else that can be // minified. if (Module['arguments']) arguments_ = Module['arguments'];legacyModuleProp('arguments', 'arguments_'); if (Module['thisProgram']) thisProgram = Module['thisProgram'];legacyModuleProp('thisProgram', 'thisProgram'); // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message // Assertions on removed incoming Module JS APIs. assert(typeof Module['memoryInitializerPrefixURL'] == 'undefined', 'Module.memoryInitializerPrefixURL option was removed, use Module.locateFile instead'); assert(typeof Module['pthreadMainPrefixURL'] == 'undefined', 'Module.pthreadMainPrefixURL option was removed, use Module.locateFile instead'); assert(typeof Module['cdInitializerPrefixURL'] == 'undefined', 'Module.cdInitializerPrefixURL option was removed, use Module.locateFile instead'); assert(typeof Module['filePackagePrefixURL'] == 'undefined', 'Module.filePackagePrefixURL option was removed, use Module.locateFile instead'); assert(typeof Module['read'] == 'undefined', 'Module.read option was removed'); assert(typeof Module['readAsync'] == 'undefined', 'Module.readAsync option was removed (modify readAsync in JS)'); assert(typeof Module['readBinary'] == 'undefined', 'Module.readBinary option was removed (modify readBinary in JS)'); assert(typeof Module['setWindowTitle'] == 'undefined', 'Module.setWindowTitle option was removed (modify emscripten_set_window_title in JS)'); assert(typeof Module['TOTAL_MEMORY'] == 'undefined', 'Module.TOTAL_MEMORY has been renamed Module.INITIAL_MEMORY'); legacyModuleProp('asm', 'wasmExports'); legacyModuleProp('readAsync', 'readAsync'); legacyModuleProp('readBinary', 'readBinary'); legacyModuleProp('setWindowTitle', 'setWindowTitle'); var IDBFS = 'IDBFS is no longer included by default; build with -lidbfs.js'; var PROXYFS = 'PROXYFS is no longer included by default; build with -lproxyfs.js'; var WORKERFS = 'WORKERFS is no longer included by default; build with -lworkerfs.js'; var FETCHFS = 'FETCHFS is no longer included by default; build with -lfetchfs.js'; var ICASEFS = 'ICASEFS is no longer included by default; build with -licasefs.js'; var JSFILEFS = 'JSFILEFS is no longer included by default; build with -ljsfilefs.js'; var OPFS = 'OPFS is no longer included by default; build with -lopfs.js'; var NODEFS = 'NODEFS is no longer included by default; build with -lnodefs.js'; assert( ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER || ENVIRONMENT_IS_NODE, 'Pthreads do not work in this environment yet (need Web Workers, or an alternative to them)'); assert(!ENVIRONMENT_IS_SHELL, 'shell environment detected but not enabled at build time. Add `shell` to `-sENVIRONMENT` to enable.'); // end include: shell.js // include: preamble.js // === Preamble library stuff === // Documentation for the public APIs defined in this file must be updated in: // site/source/docs/api_reference/preamble.js.rst // A prebuilt local version of the documentation is available at: // site/build/text/docs/api_reference/preamble.js.txt // You can also build docs locally as HTML or other formats in site/ // An online HTML version (which may be of a different version of Emscripten) // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html var wasmBinary = Module['wasmBinary'];legacyModuleProp('wasmBinary', 'wasmBinary'); if (typeof WebAssembly != 'object') { err('no native wasm support detected'); } // Wasm globals var wasmMemory; // For sending to workers. var wasmModule; //======================================== // Runtime essentials //======================================== // whether we are quitting the application. no code should run after this. // set in exit() and abort() var ABORT = false; // set by exit() and abort(). Passed to 'onExit' handler. // NOTE: This is also used as the process return code code in shell environments // but only when noExitRuntime is false. var EXITSTATUS; // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we // don't define it at all in release modes. This matches the behaviour of // MINIMAL_RUNTIME. // TODO(sbc): Make this the default even without STRICT enabled. /** @type {function(*, string=)} */ function assert(condition, text) { if (!condition) { abort('Assertion failed' + (text ? ': ' + text : '')); } } // We used to include malloc/free by default in the past. Show a helpful error in // builds with assertions. // Memory management var HEAP, /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /* BigInt64Array type is not correctly defined in closure /** not-@type {!BigInt64Array} */ HEAP64, /* BigUint64Array type is not correctly defined in closure /** not-t@type {!BigUint64Array} */ HEAPU64, /** @type {!Float64Array} */ HEAPF64; // include: runtime_shared.js function updateMemoryViews() { var b = wasmMemory.buffer; Module['HEAP8'] = HEAP8 = new Int8Array(b); Module['HEAP16'] = HEAP16 = new Int16Array(b); Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); Module['HEAP32'] = HEAP32 = new Int32Array(b); Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); Module['HEAPF32'] = HEAPF32 = new Float32Array(b); Module['HEAPF64'] = HEAPF64 = new Float64Array(b); Module['HEAP64'] = HEAP64 = new BigInt64Array(b); Module['HEAPU64'] = HEAPU64 = new BigUint64Array(b); } // end include: runtime_shared.js // include: runtime_pthread.js // Pthread Web Worker handling code. // This code runs only on pthread web workers and handles pthread setup // and communication with the main thread via postMessage. // Unique ID of the current pthread worker (zero on non-pthread-workers // including the main thread). var workerID = 0; if (ENVIRONMENT_IS_PTHREAD) { var wasmModuleReceived; // Node.js support if (ENVIRONMENT_IS_NODE) { // Create as web-worker-like an environment as we can. var parentPort = worker_threads['parentPort']; parentPort.on('message', (msg) => onmessage({ data: msg })); Object.assign(globalThis, { self: global, postMessage: (msg) => parentPort.postMessage(msg), }); } // Thread-local guard variable for one-time init of the JS state var initializedJS = false; function threadPrintErr(...args) { var text = args.join(' '); // See https://github.com/emscripten-core/emscripten/issues/14804 if (ENVIRONMENT_IS_NODE) { fs.writeSync(2, text + '\n'); return; } console.error(text); } if (!Module['printErr']) err = threadPrintErr; dbg = threadPrintErr; function threadAlert(...args) { var text = args.join(' '); postMessage({cmd: 'alert', text, threadId: _pthread_self()}); } self.alert = threadAlert; // Turn unhandled rejected promises into errors so that the main thread will be // notified about them. self.onunhandledrejection = (e) => { throw e.reason || e; }; function handleMessage(e) { try { var msgData = e['data']; //dbg('msgData: ' + Object.keys(msgData)); var cmd = msgData.cmd; if (cmd === 'load') { // Preload command that is called once per worker to parse and load the Emscripten code. workerID = msgData.workerID; // Until we initialize the runtime, queue up any further incoming messages. let messageQueue = []; self.onmessage = (e) => messageQueue.push(e); // And add a callback for when the runtime is initialized. self.startWorker = (instance) => { // Notify the main thread that this thread has loaded. postMessage({ cmd: 'loaded' }); // Process any messages that were queued before the thread was ready. for (let msg of messageQueue) { handleMessage(msg); } // Restore the real message handler. self.onmessage = handleMessage; }; // Use `const` here to ensure that the variable is scoped only to // that iteration, allowing safe reference from a closure. for (const handler of msgData.handlers) { // The the main module has a handler for a certain even, but no // handler exists on the pthread worker, then proxy that handler // back to the main thread. if (!Module[handler] || Module[handler].proxy) { Module[handler] = (...args) => { postMessage({ cmd: 'callHandler', handler, args: args }); } // Rebind the out / err handlers if needed if (handler == 'print') out = Module[handler]; if (handler == 'printErr') err = Module[handler]; } } wasmMemory = msgData.wasmMemory; updateMemoryViews(); wasmModuleReceived(msgData.wasmModule); } else if (cmd === 'run') { assert(msgData.pthread_ptr); // Call inside JS module to set up the stack frame for this pthread in JS module scope. // This needs to be the first thing that we do, as we cannot call to any C/C++ functions // until the thread stack is initialized. establishStackSpace(msgData.pthread_ptr); // Pass the thread address to wasm to store it for fast access. __emscripten_thread_init(msgData.pthread_ptr, /*is_main=*/0, /*is_runtime=*/0, /*can_block=*/1, 0, 0); PThread.receiveObjectTransfer(msgData); PThread.threadInitTLS(); // Await mailbox notifications with `Atomics.waitAsync` so we can start // using the fast `Atomics.notify` notification path. __emscripten_thread_mailbox_await(msgData.pthread_ptr); if (!initializedJS) { initializedJS = true; } try { invokeEntryPoint(msgData.start_routine, msgData.arg); } catch(ex) { if (ex != 'unwind') { // The pthread "crashed". Do not call `_emscripten_thread_exit` (which // would make this thread joinable). Instead, re-throw the exception // and let the top level handler propagate it back to the main thread. throw ex; } } } else if (msgData.target === 'setimmediate') { // no-op } else if (cmd === 'checkMailbox') { if (initializedJS) { checkMailbox(); } } else if (cmd) { // The received message looks like something that should be handled by this message // handler, (since there is a cmd field present), but is not one of the // recognized commands: err(`worker: received unknown command ${cmd}`); err(msgData); } } catch(ex) { err(`worker: onmessage() captured an uncaught exception: ${ex}`); if (ex?.stack) err(ex.stack); __emscripten_thread_crashed(); throw ex; } }; self.onmessage = handleMessage; } // ENVIRONMENT_IS_PTHREAD // end include: runtime_pthread.js assert(!Module['STACK_SIZE'], 'STACK_SIZE can no longer be set at runtime. Use -sSTACK_SIZE at link time') assert(typeof Int32Array != 'undefined' && typeof Float64Array !== 'undefined' && Int32Array.prototype.subarray != undefined && Int32Array.prototype.set != undefined, 'JS engine does not provide full typed array support'); // In non-standalone/normal mode, we create the memory here. // include: runtime_init_memory.js // Create the wasm memory. (Note: this only applies if IMPORTED_MEMORY is defined) // check for full engine support (use string 'subarray' to avoid closure compiler confusion) if (!ENVIRONMENT_IS_PTHREAD) { if (Module['wasmMemory']) { wasmMemory = Module['wasmMemory']; } else { var INITIAL_MEMORY = Module['INITIAL_MEMORY'] || 2147483648;legacyModuleProp('INITIAL_MEMORY', 'INITIAL_MEMORY'); assert(INITIAL_MEMORY >= 20971520, 'INITIAL_MEMORY should be larger than STACK_SIZE, was ' + INITIAL_MEMORY + '! (STACK_SIZE=' + 20971520 + ')'); /** @suppress {checkTypes} */ wasmMemory = new WebAssembly.Memory({ 'initial': INITIAL_MEMORY / 65536, 'maximum': INITIAL_MEMORY / 65536, 'shared': true, }); } updateMemoryViews(); } // end include: runtime_init_memory.js // include: runtime_stack_check.js // Initializes the stack cookie. Called at the startup of main and at the startup of each thread in pthreads mode. function writeStackCookie() { var max = _emscripten_stack_get_end(); assert((max & 3) == 0); // If the stack ends at address zero we write our cookies 4 bytes into the // stack. This prevents interference with SAFE_HEAP and ASAN which also // monitor writes to address zero. if (max == 0) { max += 4; } // The stack grow downwards towards _emscripten_stack_get_end. // We write cookies to the final two words in the stack and detect if they are // ever overwritten. HEAPU32[((max)>>2)] = 0x02135467; HEAPU32[(((max)+(4))>>2)] = 0x89BACDFE; // Also test the global address 0 for integrity. HEAPU32[((0)>>2)] = 1668509029; } function checkStackCookie() { if (ABORT) return; var max = _emscripten_stack_get_end(); // See writeStackCookie(). if (max == 0) { max += 4; } var cookie1 = HEAPU32[((max)>>2)]; var cookie2 = HEAPU32[(((max)+(4))>>2)]; if (cookie1 != 0x02135467 || cookie2 != 0x89BACDFE) { abort(`Stack overflow! Stack cookie has been overwritten at ${ptrToString(max)}, expected hex dwords 0x89BACDFE and 0x2135467, but received ${ptrToString(cookie2)} ${ptrToString(cookie1)}`); } // Also test the global address 0 for integrity. if (HEAPU32[((0)>>2)] != 0x63736d65 /* 'emsc' */) { abort('Runtime error: The application has corrupted its heap memory area (address zero)!'); } } // end include: runtime_stack_check.js var __ATPRERUN__ = []; // functions called before the runtime is initialized var __ATINIT__ = []; // functions called during startup var __ATEXIT__ = []; // functions called during shutdown var __ATPOSTRUN__ = []; // functions called after the main() is called var runtimeInitialized = false; function preRun() { assert(!ENVIRONMENT_IS_PTHREAD); // PThreads reuse the runtime from the main thread. if (Module['preRun']) { if (typeof Module['preRun'] == 'function') Module['preRun'] = [Module['preRun']]; while (Module['preRun'].length) { addOnPreRun(Module['preRun'].shift()); } } callRuntimeCallbacks(__ATPRERUN__); } function initRuntime() { assert(!runtimeInitialized); runtimeInitialized = true; if (ENVIRONMENT_IS_PTHREAD) return; checkStackCookie(); if (!Module['noFSInit'] && !FS.initialized) FS.init(); FS.ignorePermissions = false; TTY.init(); callRuntimeCallbacks(__ATINIT__); } function postRun() { checkStackCookie(); if (ENVIRONMENT_IS_PTHREAD) return; // PThreads reuse the runtime from the main thread. if (Module['postRun']) { if (typeof Module['postRun'] == 'function') Module['postRun'] = [Module['postRun']]; while (Module['postRun'].length) { addOnPostRun(Module['postRun'].shift()); } } callRuntimeCallbacks(__ATPOSTRUN__); } function addOnPreRun(cb) { __ATPRERUN__.unshift(cb); } function addOnInit(cb) { __ATINIT__.unshift(cb); } function addOnExit(cb) { } function addOnPostRun(cb) { __ATPOSTRUN__.unshift(cb); } // include: runtime_math.js // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc assert(Math.imul, 'This browser does not support Math.imul(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); assert(Math.fround, 'This browser does not support Math.fround(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); assert(Math.clz32, 'This browser does not support Math.clz32(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); assert(Math.trunc, 'This browser does not support Math.trunc(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); // end include: runtime_math.js // A counter of dependencies for calling run(). If we need to // do asynchronous work before running, increment this and // decrement it. Incrementing must happen in a place like // Module.preRun (used by emcc to add file preloading). // Note that you can add dependencies in preRun, even though // it happens right before run - run will be postponed until // the dependencies are met. var runDependencies = 0; var runDependencyWatcher = null; var dependenciesFulfilled = null; // overridden to take different actions when all run dependencies are fulfilled var runDependencyTracking = {}; function getUniqueRunDependency(id) { var orig = id; while (1) { if (!runDependencyTracking[id]) return id; id = orig + Math.random(); } } function addRunDependency(id) { runDependencies++; Module['monitorRunDependencies']?.(runDependencies); if (id) { assert(!runDependencyTracking[id]); runDependencyTracking[id] = 1; if (runDependencyWatcher === null && typeof setInterval != 'undefined') { // Check for missing dependencies every few seconds runDependencyWatcher = setInterval(() => { if (ABORT) { clearInterval(runDependencyWatcher); runDependencyWatcher = null; return; } var shown = false; for (var dep in runDependencyTracking) { if (!shown) { shown = true; err('still waiting on run dependencies:'); } err(`dependency: ${dep}`); } if (shown) { err('(end of list)'); } }, 10000); } } else { err('warning: run dependency added without ID'); } } function removeRunDependency(id) { runDependencies--; Module['monitorRunDependencies']?.(runDependencies); if (id) { assert(runDependencyTracking[id]); delete runDependencyTracking[id]; } else { err('warning: run dependency removed without ID'); } if (runDependencies == 0) { if (runDependencyWatcher !== null) { clearInterval(runDependencyWatcher); runDependencyWatcher = null; } if (dependenciesFulfill