/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain EqDomain -i ../sv-benchmarks/c/seq-pthread/cs_peterson.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 18:08:24,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 18:08:24,864 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 18:08:24,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 18:08:24,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 18:08:24,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 18:08:24,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 18:08:24,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 18:08:24,911 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 18:08:24,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 18:08:24,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 18:08:24,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 18:08:24,919 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 18:08:24,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 18:08:24,923 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 18:08:24,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 18:08:24,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 18:08:24,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 18:08:24,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 18:08:24,933 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 18:08:24,934 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 18:08:24,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 18:08:24,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 18:08:24,938 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 18:08:24,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-31 18:08:24,946 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-31 18:08:24,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-31 18:08:24,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-31 18:08:24,948 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-31 18:08:24,949 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-31 18:08:24,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 18:08:24,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 18:08:24,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 18:08:24,952 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 18:08:24,952 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 18:08:24,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 18:08:24,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 18:08:24,953 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 18:08:24,953 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 18:08:24,954 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 18:08:24,955 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 18:08:24,956 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-03-31 18:08:24,976 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 18:08:24,977 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 18:08:24,977 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 18:08:24,977 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 18:08:24,978 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 18:08:24,978 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 18:08:24,978 INFO L138 SettingsManager]: * User list type=DISABLED [2023-03-31 18:08:24,978 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-03-31 18:08:24,979 INFO L138 SettingsManager]: * Explicit value domain=true [2023-03-31 18:08:24,979 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-03-31 18:08:24,979 INFO L138 SettingsManager]: * Octagon Domain=false [2023-03-31 18:08:24,980 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-03-31 18:08:24,980 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-03-31 18:08:24,980 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-03-31 18:08:24,980 INFO L138 SettingsManager]: * Interval Domain=false [2023-03-31 18:08:24,980 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-03-31 18:08:24,980 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-03-31 18:08:24,980 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-03-31 18:08:24,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 18:08:24,981 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 18:08:24,981 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 18:08:24,981 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 18:08:24,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 18:08:24,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 18:08:24,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 18:08:24,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 18:08:24,982 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 18:08:24,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 18:08:24,982 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 18:08:24,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 18:08:24,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 18:08:24,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 18:08:24,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 18:08:24,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 18:08:24,983 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-03-31 18:08:24,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 18:08:24,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 18:08:24,984 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-03-31 18:08:24,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 18:08:24,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 18:08:24,984 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-03-31 18:08:24,984 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-03-31 18:08:25,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 18:08:25,274 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 18:08:25,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 18:08:25,278 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 18:08:25,279 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 18:08:25,280 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_peterson.i [2023-03-31 18:08:26,516 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 18:08:26,785 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 18:08:26,786 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_peterson.i [2023-03-31 18:08:26,800 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ff2cb871/8b035f0d83a649e8a6d016311bb90a98/FLAG605826d33 [2023-03-31 18:08:26,815 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ff2cb871/8b035f0d83a649e8a6d016311bb90a98 [2023-03-31 18:08:26,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 18:08:26,818 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 18:08:26,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 18:08:26,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 18:08:26,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 18:08:26,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 06:08:26" (1/1) ... [2023-03-31 18:08:26,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50fa8bb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:08:26, skipping insertion in model container [2023-03-31 18:08:26,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 06:08:26" (1/1) ... [2023-03-31 18:08:26,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 18:08:26,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 18:08:27,172 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_peterson.i[23605,23618] [2023-03-31 18:08:27,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 18:08:27,348 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 18:08:27,375 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_peterson.i[23605,23618] [2023-03-31 18:08:27,449 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 18:08:27,488 INFO L208 MainTranslator]: Completed translation [2023-03-31 18:08:27,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:08:27 WrapperNode [2023-03-31 18:08:27,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 18:08:27,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 18:08:27,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 18:08:27,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 18:08:27,502 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:08:27" (1/1) ... [2023-03-31 18:08:27,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:08:27" (1/1) ... [2023-03-31 18:08:27,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:08:27" (1/1) ... [2023-03-31 18:08:27,538 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:08:27" (1/1) ... [2023-03-31 18:08:27,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:08:27" (1/1) ... [2023-03-31 18:08:27,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:08:27" (1/1) ... [2023-03-31 18:08:27,598 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:08:27" (1/1) ... [2023-03-31 18:08:27,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:08:27" (1/1) ... [2023-03-31 18:08:27,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-31 18:08:27,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-31 18:08:27,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-31 18:08:27,615 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-31 18:08:27,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 06:08:27" (1/1) ... [2023-03-31 18:08:27,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 18:08:27,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 18:08:27,654 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-03-31 18:08:27,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-03-31 18:08:27,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-31 18:08:27,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-31 18:08:27,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-03-31 18:08:27,687 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-03-31 18:08:27,687 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-31 18:08:27,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2023-03-31 18:08:27,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2023-03-31 18:08:27,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2023-03-31 18:08:27,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2023-03-31 18:08:27,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2023-03-31 18:08:27,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-03-31 18:08:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2023-03-31 18:08:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2023-03-31 18:08:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_destroy [2023-03-31 18:08:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2023-03-31 18:08:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2023-03-31 18:08:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_init [2023-03-31 18:08:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_signal [2023-03-31 18:08:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_broadcast [2023-03-31 18:08:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_wait [2023-03-31 18:08:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assert [2023-03-31 18:08:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2023-03-31 18:08:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2023-03-31 18:08:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2023-03-31 18:08:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-03-31 18:08:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2023-03-31 18:08:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure main_thread [2023-03-31 18:08:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-31 18:08:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-31 18:08:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-03-31 18:08:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2023-03-31 18:08:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-31 18:08:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-03-31 18:08:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-31 18:08:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-03-31 18:08:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-03-31 18:08:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-31 18:08:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-31 18:08:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2023-03-31 18:08:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2023-03-31 18:08:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2023-03-31 18:08:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2023-03-31 18:08:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2023-03-31 18:08:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2023-03-31 18:08:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2023-03-31 18:08:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2023-03-31 18:08:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2023-03-31 18:08:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-03-31 18:08:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2023-03-31 18:08:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2023-03-31 18:08:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2023-03-31 18:08:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2023-03-31 18:08:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2023-03-31 18:08:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2023-03-31 18:08:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2023-03-31 18:08:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2023-03-31 18:08:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2023-03-31 18:08:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2023-03-31 18:08:27,694 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2023-03-31 18:08:27,694 INFO L130 BoogieDeclarations]: Found specification of procedure select [2023-03-31 18:08:27,694 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2023-03-31 18:08:27,694 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2023-03-31 18:08:27,694 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2023-03-31 18:08:27,694 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2023-03-31 18:08:27,694 INFO L130 BoogieDeclarations]: Found specification of procedure random [2023-03-31 18:08:27,695 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2023-03-31 18:08:27,695 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2023-03-31 18:08:27,695 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2023-03-31 18:08:27,695 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2023-03-31 18:08:27,695 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2023-03-31 18:08:27,695 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2023-03-31 18:08:27,695 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2023-03-31 18:08:27,695 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2023-03-31 18:08:27,696 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2023-03-31 18:08:27,696 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2023-03-31 18:08:27,696 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2023-03-31 18:08:27,696 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2023-03-31 18:08:27,696 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2023-03-31 18:08:27,696 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2023-03-31 18:08:27,696 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2023-03-31 18:08:27,696 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2023-03-31 18:08:27,696 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2023-03-31 18:08:27,697 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2023-03-31 18:08:27,697 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2023-03-31 18:08:27,697 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2023-03-31 18:08:27,697 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2023-03-31 18:08:27,697 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2023-03-31 18:08:27,697 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2023-03-31 18:08:27,697 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2023-03-31 18:08:27,697 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2023-03-31 18:08:27,697 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2023-03-31 18:08:27,698 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2023-03-31 18:08:27,698 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2023-03-31 18:08:27,698 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-31 18:08:27,698 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-03-31 18:08:27,698 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2023-03-31 18:08:27,698 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-31 18:08:27,698 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2023-03-31 18:08:27,698 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2023-03-31 18:08:27,698 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2023-03-31 18:08:27,699 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2023-03-31 18:08:27,699 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2023-03-31 18:08:27,699 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2023-03-31 18:08:27,699 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2023-03-31 18:08:27,699 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-03-31 18:08:27,699 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2023-03-31 18:08:27,699 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2023-03-31 18:08:27,699 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2023-03-31 18:08:27,699 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2023-03-31 18:08:27,700 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2023-03-31 18:08:27,700 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2023-03-31 18:08:27,700 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2023-03-31 18:08:27,700 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2023-03-31 18:08:27,700 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2023-03-31 18:08:27,700 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2023-03-31 18:08:27,700 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2023-03-31 18:08:27,700 INFO L130 BoogieDeclarations]: Found specification of procedure system [2023-03-31 18:08:27,701 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2023-03-31 18:08:27,701 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2023-03-31 18:08:27,701 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2023-03-31 18:08:27,701 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2023-03-31 18:08:27,701 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2023-03-31 18:08:27,701 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2023-03-31 18:08:27,701 INFO L130 BoogieDeclarations]: Found specification of procedure div [2023-03-31 18:08:27,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2023-03-31 18:08:27,701 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2023-03-31 18:08:27,702 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2023-03-31 18:08:27,702 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2023-03-31 18:08:27,702 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2023-03-31 18:08:27,702 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2023-03-31 18:08:27,702 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2023-03-31 18:08:27,702 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2023-03-31 18:08:27,702 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2023-03-31 18:08:27,702 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2023-03-31 18:08:27,702 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2023-03-31 18:08:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2023-03-31 18:08:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2023-03-31 18:08:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2023-03-31 18:08:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2023-03-31 18:08:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2023-03-31 18:08:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2023-03-31 18:08:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2023-03-31 18:08:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2023-03-31 18:08:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2023-03-31 18:08:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-03-31 18:08:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2023-03-31 18:08:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2023-03-31 18:08:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_destroy [2023-03-31 18:08:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-31 18:08:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-31 18:08:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2023-03-31 18:08:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2023-03-31 18:08:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_init [2023-03-31 18:08:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_signal [2023-03-31 18:08:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-31 18:08:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-31 18:08:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_broadcast [2023-03-31 18:08:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_wait [2023-03-31 18:08:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assert [2023-03-31 18:08:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2023-03-31 18:08:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2023-03-31 18:08:27,705 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2023-03-31 18:08:27,706 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-03-31 18:08:27,706 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2023-03-31 18:08:27,706 INFO L130 BoogieDeclarations]: Found specification of procedure main_thread [2023-03-31 18:08:27,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-03-31 18:08:27,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-31 18:08:27,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-31 18:08:27,706 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-31 18:08:27,706 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-03-31 18:08:27,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-31 18:08:27,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-03-31 18:08:27,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-31 18:08:28,062 INFO L236 CfgBuilder]: Building ICFG [2023-03-31 18:08:28,065 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-31 18:08:28,398 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2023-03-31 18:08:28,399 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume 0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296);#res.base, #res.offset := 0, 0; [2023-03-31 18:08:28,469 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2023-03-31 18:08:28,469 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume 0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296);#res.base, #res.offset := 0, 0; [2023-03-31 18:08:31,159 INFO L277 CfgBuilder]: Performing block encoding [2023-03-31 18:08:31,370 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-31 18:08:31,371 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-03-31 18:08:31,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 06:08:31 BoogieIcfgContainer [2023-03-31 18:08:31,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-31 18:08:31,376 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-31 18:08:31,376 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-31 18:08:31,377 INFO L275 PluginConnector]: Sifa initialized [2023-03-31 18:08:31,378 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 06:08:31" (1/1) ... [2023-03-31 18:08:31,378 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=EqDomain ♦ Max. Parallel Octagon=2 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=POLY_PAC ♦ Max. Parallel Equality=2 ♦ SizeLimitFluid Max. DAG Size=-1 [2023-03-31 18:08:31,429 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2023-03-31 18:08:31,429 INFO L166 IcfgInterpreter]: Building call graph [2023-03-31 18:08:31,440 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-31 18:08:31,445 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-31 18:08:31,449 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-31 18:08:32,877 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 303 for LOIs [2023-03-31 18:09:12,209 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 73 [2023-03-31 18:09:19,124 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 204 for LOIs [2023-03-31 18:09:19,160 INFO L180 IcfgInterpreter]: Interpretation finished [2023-03-31 18:09:19,177 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2023-03-31 18:09:19,177 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2023-03-31 18:09:19,178 INFO L158 Benchmark]: Toolchain (without parser) took 52359.76ms. Allocated memory was 270.5MB in the beginning and 2.8GB in the end (delta: 2.5GB). Free memory was 221.9MB in the beginning and 896.3MB in the end (delta: -674.4MB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. [2023-03-31 18:09:19,179 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 184.5MB. Free memory was 134.5MB in the beginning and 134.4MB in the end (delta: 70.6kB). There was no memory consumed. Max. memory is 8.0GB. [2023-03-31 18:09:19,180 INFO L158 Benchmark]: CACSL2BoogieTranslator took 669.23ms. Allocated memory is still 270.5MB. Free memory was 221.9MB in the beginning and 195.7MB in the end (delta: 26.2MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. [2023-03-31 18:09:19,180 INFO L158 Benchmark]: Boogie Preprocessor took 124.22ms. Allocated memory is still 270.5MB. Free memory was 195.7MB in the beginning and 189.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2023-03-31 18:09:19,185 INFO L158 Benchmark]: RCFGBuilder took 3760.12ms. Allocated memory is still 270.5MB. Free memory was 189.4MB in the beginning and 228.8MB in the end (delta: -39.4MB). Peak memory consumption was 98.4MB. Max. memory is 8.0GB. [2023-03-31 18:09:19,186 INFO L158 Benchmark]: Sifa took 47801.25ms. Allocated memory was 270.5MB in the beginning and 2.8GB in the end (delta: 2.5GB). Free memory was 228.8MB in the beginning and 896.3MB in the end (delta: -667.5MB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. [2023-03-31 18:09:19,190 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 184.5MB. Free memory was 134.5MB in the beginning and 134.4MB in the end (delta: 70.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 669.23ms. Allocated memory is still 270.5MB. Free memory was 221.9MB in the beginning and 195.7MB in the end (delta: 26.2MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 124.22ms. Allocated memory is still 270.5MB. Free memory was 195.7MB in the beginning and 189.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 3760.12ms. Allocated memory is still 270.5MB. Free memory was 189.4MB in the beginning and 228.8MB in the end (delta: -39.4MB). Peak memory consumption was 98.4MB. Max. memory is 8.0GB. * Sifa took 47801.25ms. Allocated memory was 270.5MB in the beginning and 2.8GB in the end (delta: 2.5GB). Free memory was 228.8MB in the beginning and 896.3MB in the end (delta: -667.5MB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME: 47.7s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 15, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 82, TOOLS_POST_TIME: 6.0s, TOOLS_POST_CALL_APPLICATIONS: 38, TOOLS_POST_CALL_TIME: 1.3s, TOOLS_POST_RETURN_APPLICATIONS: 36, TOOLS_POST_RETURN_TIME: 1.1s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 155, TOOLS_QUANTIFIERELIM_TIME: 8.2s, TOOLS_QUANTIFIERELIM_MAX_TIME: 1.0s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 141, FLUID_YES_ANSWERS: 3, DOMAIN_JOIN_APPLICATIONS: 15, DOMAIN_JOIN_TIME: 30.8s, DOMAIN_ALPHA_APPLICATIONS: 3, DOMAIN_ALPHA_TIME: 0.5s, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME: 5.5s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 15, DOMAIN_ISBOTTOM_TIME: 2.4s, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME: 39.4s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 39.4s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 36, CALL_SUMMARIZER_CACHE_MISSES: 7, CALL_SUMMARIZER_OVERALL_TIME: 1.9s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 1.9s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 336, DAG_COMPRESSION_RETAINED_NODES: 137 - UnprovableResult [Line: 542]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Over-approximation of reachable states at this location is 180#(and (exists ((|v_main_~#__CS_cp_flag2~0.offset_BEFORE_CALL_8| Int) (|v_main_~#__CS_cp_flag2~0.base_BEFORE_CALL_8| Int)) (and (= (select (select |#memory_int| |v_main_~#__CS_cp_flag2~0.base_BEFORE_CALL_8|) (+ |v_main_~#__CS_cp_flag2~0.offset_BEFORE_CALL_8| 4)) (select (select |#memory_int| |~#flag2~0.base|) |~#flag2~0.offset|)) (= (select (select |#memory_int| |~#flag2~0.base|) (+ |~#flag2~0.offset| 4)) (select (select |#memory_int| |v_main_~#__CS_cp_flag2~0.base_BEFORE_CALL_8|) (+ |v_main_~#__CS_cp_flag2~0.offset_BEFORE_CALL_8| 8))))) (exists ((|v_main_~#__CS_cp___CS_thread_lockedon~0.base_BEFORE_CALL_16| Int) (|v_main_~#__CS_cp___CS_thread_lockedon~0.offset_BEFORE_CALL_16| Int)) (and (= (select (select |#memory_$Pointer$.offset| |v_main_~#__CS_cp___CS_thread_lockedon~0.base_BEFORE_CALL_16|) (+ |v_main_~#__CS_cp___CS_thread_lockedon~0.offset_BEFORE_CALL_16| 28)) (select (select |#memory_$Pointer$.offset| |~#__CS_thread_lockedon~0.base|) (+ 16 |~#__CS_thread_lockedon~0.offset|))) (= (select (select |#memory_$Pointer$.offset| |~#__CS_thread_lockedon~0.base|) (+ 20 |~#__CS_thread_lockedon~0.offset|)) (select (select |#memory_$Pointer$.offset| |v_main_~#__CS_cp___CS_thread_lockedon~0.base_BEFORE_CALL_16|) (+ 32 |v_main_~#__CS_cp___CS_thread_lockedon~0.offset_BEFORE_CALL_16|))) (= (select (select |#memory_$Pointer$.base| |v_main_~#__CS_cp___CS_thread_lockedon~0.base_BEFORE_CALL_16|) (+ |v_main_~#__CS_cp___CS_thread_lockedon~0.offset_BEFORE_CALL_16| 28)) (select (select |#memory_$Pointer$.base| |~#__CS_thread_lockedon~0.base|) (+ 16 |~#__CS_thread_lockedon~0.offset|))) (= (select (select |#memory_$Pointer$.base| |v_main_~#__CS_cp___CS_thread_lockedon~0.base_BEFORE_CALL_16|) (+ |v_main_~#__CS_cp___CS_thread_lockedon~0.offset_BEFORE_CALL_16| 20)) (select (select |#memory_$Pointer$.base| |~#__CS_thread_lockedon~0.base|) (+ 8 |~#__CS_thread_lockedon~0.offset|))) (= (select (select |#memory_$Pointer$.base| |v_main_~#__CS_cp___CS_thread_lockedon~0.base_BEFORE_CALL_16|) (+ |v_main_~#__CS_cp___CS_thread_lockedon~0.offset_BEFORE_CALL_16| 12)) (select (select |#memory_$Pointer$.base| |~#__CS_thread_lockedon~0.base|) |~#__CS_thread_lockedon~0.offset|)) (= (select (select |#memory_$Pointer$.base| |v_main_~#__CS_cp___CS_thread_lockedon~0.base_BEFORE_CALL_16|) (+ |v_main_~#__CS_cp___CS_thread_lockedon~0.offset_BEFORE_CALL_16| 16)) (select (select |#memory_$Pointer$.base| |~#__CS_thread_lockedon~0.base|) (+ 4 |~#__CS_thread_lockedon~0.offset|))) (= (select (select |#memory_$Pointer$.offset| |~#__CS_thread_lockedon~0.base|) (+ 4 |~#__CS_thread_lockedon~0.offset|)) (select (select |#memory_$Pointer$.offset| |v_main_~#__CS_cp___CS_thread_lockedon~0.base_BEFORE_CALL_16|) (+ |v_main_~#__CS_cp___CS_thread_lockedon~0.offset_BEFORE_CALL_16| 16))) (= (select (select |#memory_$Pointer$.offset| |~#__CS_thread_lockedon~0.base|) (+ 8 |~#__CS_thread_lockedon~0.offset|)) (select (select |#memory_$Pointer$.offset| |v_main_~#__CS_cp___CS_thread_lockedon~0.base_BEFORE_CALL_16|) (+ |v_main_~#__CS_cp___CS_thread_lockedon~0.offset_BEFORE_CALL_16| 20))) (= (select (select |#memory_$Pointer$.base| |v_main_~#__CS_cp___CS_thread_lockedon~0.base_BEFORE_CALL_16|) (+ |v_main_~#__CS_cp___CS_thread_lockedon~0.offset_BEFORE_CALL_16| 24)) (select (select |#memory_$Pointer$.base| |~#__CS_thread_lockedon~0.base|) (+ 12 |~#__CS_thread_lockedon~0.offset|))) (= (select (select |#memory_$Pointer$.offset| |v_main_~#__CS_cp___CS_thread_lockedon~0.base_BEFORE_CALL_16|) (+ |v_main_~#__CS_cp___CS_thread_lockedon~0.offset_BEFORE_CALL_16| 24)) (select (select |#memory_$Pointer$.offset| |~#__CS_thread_lockedon~0.base|) (+ 12 |~#__CS_thread_lockedon~0.offset|))) (= (select (select |#memory_$Pointer$.base| |v_main_~#__CS_cp___CS_thread_lockedon~0.base_BEFORE_CALL_16|) (+ 32 |v_main_~#__CS_cp___CS_thread_lockedon~0.offset_BEFORE_CALL_16|)) (select (select |#memory_$Pointer$.base| |~#__CS_thread_lockedon~0.base|) (+ 20 |~#__CS_thread_lockedon~0.offset|))) (= (select (select |#memory_$Pointer$.offset| |v_main_~#__CS_cp___CS_thread_lockedon~0.base_BEFORE_CALL_16|) (+ |v_main_~#__CS_cp___CS_thread_lockedon~0.offset_BEFORE_CALL_16| 12)) (select (select |#memory_$Pointer$.offset| |~#__CS_thread_lockedon~0.base|) |~#__CS_thread_lockedon~0.offset|)))) (= (mod ~__CS_error~0 256) 1) (exists ((|v_main_~#__CS_cp___CS_thread_status~0.base_BEFORE_CALL_22| Int) (|v_main_~#__CS_cp___CS_thread_status~0.offset_BEFORE_CALL_22| Int)) (and (= (mod (select (select |#memory_int| |v_main_~#__CS_cp___CS_thread_status~0.base_BEFORE_CALL_22|) (+ 7 |v_main_~#__CS_cp___CS_thread_status~0.offset_BEFORE_CALL_22|)) 256) (mod (select (select |#memory_int| |~#__CS_thread_status~0.base|) (+ |~#__CS_thread_status~0.offset| 4)) 256)) (= (mod (select (select |#memory_int| |~#__CS_thread_status~0.base|) (+ 2 |~#__CS_thread_status~0.offset|)) 256) (mod (select (select |#memory_int| |v_main_~#__CS_cp___CS_thread_status~0.base_BEFORE_CALL_22|) (+ |v_main_~#__CS_cp___CS_thread_status~0.offset_BEFORE_CALL_22| 5)) 256)) (= (mod (select (select |#memory_int| |~#__CS_thread_status~0.base|) (+ 3 |~#__CS_thread_status~0.offset|)) 256) (mod (select (select |#memory_int| |v_main_~#__CS_cp___CS_thread_status~0.base_BEFORE_CALL_22|) (+ |v_main_~#__CS_cp___CS_thread_status~0.offset_BEFORE_CALL_22| 6)) 256)) (= (mod (select (select |#memory_int| |v_main_~#__CS_cp___CS_thread_status~0.base_BEFORE_CALL_22|) (+ |v_main_~#__CS_cp___CS_thread_status~0.offset_BEFORE_CALL_22| 8)) 256) (mod (select (select |#memory_int| |~#__CS_thread_status~0.base|) (+ 5 |~#__CS_thread_status~0.offset|)) 256)) (= (mod (select (select |#memory_int| |~#__CS_thread_status~0.base|) (+ |~#__CS_thread_status~0.offset| 1)) 256) (mod (select (select |#memory_int| |v_main_~#__CS_cp___CS_thread_status~0.base_BEFORE_CALL_22|) (+ |v_main_~#__CS_cp___CS_thread_status~0.offset_BEFORE_CALL_22| 4)) 256)) (= (mod (select (select |#memory_int| |~#__CS_thread_status~0.base|) |~#__CS_thread_status~0.offset|) 256) (mod (select (select |#memory_int| |v_main_~#__CS_cp___CS_thread_status~0.base_BEFORE_CALL_22|) (+ |v_main_~#__CS_cp___CS_thread_status~0.offset_BEFORE_CALL_22| 3)) 256)))) (exists ((|v_main_~#__CS_cp_x~0.base_BEFORE_CALL_4| Int) (|v_main_~#__CS_cp_x~0.offset_BEFORE_CALL_4| Int)) (and (= (select (select |#memory_int| |v_main_~#__CS_cp_x~0.base_BEFORE_CALL_4|) (+ |v_main_~#__CS_cp_x~0.offset_BEFORE_CALL_4| 8)) (select (select |#memory_int| |~#x~0.base|) (+ 4 |~#x~0.offset|))) (= (select (select |#memory_int| |v_main_~#__CS_cp_x~0.base_BEFORE_CALL_4|) (+ |v_main_~#__CS_cp_x~0.offset_BEFORE_CALL_4| 4)) (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|)))) (= |__VERIFIER_assert_#in~cond| 0) (= __VERIFIER_assert_~cond 0) (exists ((|v_main_~#__CS_cp_turn~0.base_BEFORE_CALL_6| Int) (|v_main_~#__CS_cp_turn~0.offset_BEFORE_CALL_6| Int)) (and (= (select (select |#memory_int| |~#turn~0.base|) (+ |~#turn~0.offset| 4)) (select (select |#memory_int| |v_main_~#__CS_cp_turn~0.base_BEFORE_CALL_6|) (+ 8 |v_main_~#__CS_cp_turn~0.offset_BEFORE_CALL_6|))) (= (select (select |#memory_int| |v_main_~#__CS_cp_turn~0.base_BEFORE_CALL_6|) (+ |v_main_~#__CS_cp_turn~0.offset_BEFORE_CALL_6| 4)) (select (select |#memory_int| |~#turn~0.base|) |~#turn~0.offset|)))) (exists ((|v_main_~#__CS_cp_flag1~0.base_BEFORE_CALL_10| Int) (|v_main_~#__CS_cp_flag1~0.offset_BEFORE_CALL_10| Int)) (and (= (select (select |#memory_int| |~#flag1~0.base|) |~#flag1~0.offset|) (select (select |#memory_int| |v_main_~#__CS_cp_flag1~0.base_BEFORE_CALL_10|) (+ |v_main_~#__CS_cp_flag1~0.offset_BEFORE_CALL_10| 4))) (= (select (select |#memory_int| |v_main_~#__CS_cp_flag1~0.base_BEFORE_CALL_10|) (+ |v_main_~#__CS_cp_flag1~0.offset_BEFORE_CALL_10| 8)) (select (select |#memory_int| |~#flag1~0.base|) (+ |~#flag1~0.offset| 4)))))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-03-31 18:09:19,228 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...