/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain EqDomain -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/seq-pthread/cs_stateful-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-quantifier-058fc93 [2023-03-23 03:13:53,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-23 03:13:53,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-23 03:13:53,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-23 03:13:53,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-23 03:13:53,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-23 03:13:53,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-23 03:13:53,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-23 03:13:53,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-23 03:13:53,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-23 03:13:53,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-23 03:13:53,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-23 03:13:53,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-23 03:13:53,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-23 03:13:53,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-23 03:13:54,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-23 03:13:54,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-23 03:13:54,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-23 03:13:54,004 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-23 03:13:54,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-23 03:13:54,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-23 03:13:54,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-23 03:13:54,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-23 03:13:54,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-23 03:13:54,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-23 03:13:54,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-23 03:13:54,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-23 03:13:54,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-23 03:13:54,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-23 03:13:54,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-23 03:13:54,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-23 03:13:54,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-23 03:13:54,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-23 03:13:54,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-23 03:13:54,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-23 03:13:54,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-23 03:13:54,030 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-23 03:13:54,031 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-23 03:13:54,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-23 03:13:54,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-23 03:13:54,032 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-23 03:13:54,034 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-03-23 03:13:54,065 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-23 03:13:54,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-23 03:13:54,066 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-23 03:13:54,066 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-23 03:13:54,067 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-23 03:13:54,068 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-23 03:13:54,068 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-23 03:13:54,068 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-23 03:13:54,068 INFO L138 SettingsManager]: * Use SBE=true [2023-03-23 03:13:54,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-23 03:13:54,069 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-23 03:13:54,069 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-23 03:13:54,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-23 03:13:54,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-23 03:13:54,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-23 03:13:54,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-23 03:13:54,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-23 03:13:54,070 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-23 03:13:54,070 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-23 03:13:54,070 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-23 03:13:54,070 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-23 03:13:54,071 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-23 03:13:54,071 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-23 03:13:54,071 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-23 03:13:54,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-23 03:13:54,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-23 03:13:54,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-23 03:13:54,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-23 03:13:54,072 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-23 03:13:54,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-23 03:13:54,072 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-23 03:13:54,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-23 03:13:54,072 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-23 03:13:54,072 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-23 03:13:54,072 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-23 03:13:54,073 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-03-23 03:13:54,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-23 03:13:54,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-23 03:13:54,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-23 03:13:54,327 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-23 03:13:54,328 INFO L275 PluginConnector]: CDTParser initialized [2023-03-23 03:13:54,330 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_stateful-1.i [2023-03-23 03:13:55,614 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-23 03:13:55,854 INFO L351 CDTParser]: Found 1 translation units. [2023-03-23 03:13:55,855 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_stateful-1.i [2023-03-23 03:13:55,880 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2897b2f53/3b57ade56d25490b8b91fbfc1fd06d6e/FLAGadce5da78 [2023-03-23 03:13:55,892 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2897b2f53/3b57ade56d25490b8b91fbfc1fd06d6e [2023-03-23 03:13:55,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-23 03:13:55,896 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-23 03:13:55,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-23 03:13:55,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-23 03:13:55,901 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-23 03:13:55,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 03:13:55" (1/1) ... [2023-03-23 03:13:55,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eb393cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:13:55, skipping insertion in model container [2023-03-23 03:13:55,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 03:13:55" (1/1) ... [2023-03-23 03:13:55,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-23 03:13:55,955 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-23 03:13:56,205 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_stateful-1.i[23400,23413] [2023-03-23 03:13:56,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-23 03:13:56,342 INFO L203 MainTranslator]: Completed pre-run [2023-03-23 03:13:56,366 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_stateful-1.i[23400,23413] [2023-03-23 03:13:56,397 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-23 03:13:56,428 INFO L208 MainTranslator]: Completed translation [2023-03-23 03:13:56,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:13:56 WrapperNode [2023-03-23 03:13:56,429 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-23 03:13:56,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-23 03:13:56,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-23 03:13:56,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-23 03:13:56,441 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:13:56" (1/1) ... [2023-03-23 03:13:56,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:13:56" (1/1) ... [2023-03-23 03:13:56,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:13:56" (1/1) ... [2023-03-23 03:13:56,474 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:13:56" (1/1) ... [2023-03-23 03:13:56,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:13:56" (1/1) ... [2023-03-23 03:13:56,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:13:56" (1/1) ... [2023-03-23 03:13:56,547 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:13:56" (1/1) ... [2023-03-23 03:13:56,552 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:13:56" (1/1) ... [2023-03-23 03:13:56,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-23 03:13:56,570 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-23 03:13:56,571 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-23 03:13:56,571 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-23 03:13:56,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 03:13:56" (1/1) ... [2023-03-23 03:13:56,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-23 03:13:56,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 03:13:56,611 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) [2023-03-23 03:13:56,630 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 [2023-03-23 03:13:56,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-23 03:13:56,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-23 03:13:56,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-03-23 03:13:56,663 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-23 03:13:56,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2023-03-23 03:13:56,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2023-03-23 03:13:56,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2023-03-23 03:13:56,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2023-03-23 03:13:56,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2023-03-23 03:13:56,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-03-23 03:13:56,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2023-03-23 03:13:56,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2023-03-23 03:13:56,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_destroy [2023-03-23 03:13:56,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2023-03-23 03:13:56,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2023-03-23 03:13:56,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_init [2023-03-23 03:13:56,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_signal [2023-03-23 03:13:56,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_broadcast [2023-03-23 03:13:56,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_wait [2023-03-23 03:13:56,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assert [2023-03-23 03:13:56,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2023-03-23 03:13:56,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2023-03-23 03:13:56,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2023-03-23 03:13:56,665 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-03-23 03:13:56,665 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-03-23 03:13:56,665 INFO L138 BoogieDeclarations]: Found implementation of procedure main_thread [2023-03-23 03:13:56,665 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-23 03:13:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-23 03:13:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-23 03:13:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-03-23 03:13:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-03-23 03:13:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-23 03:13:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-23 03:13:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2023-03-23 03:13:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2023-03-23 03:13:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2023-03-23 03:13:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2023-03-23 03:13:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2023-03-23 03:13:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2023-03-23 03:13:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2023-03-23 03:13:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2023-03-23 03:13:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2023-03-23 03:13:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-03-23 03:13:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2023-03-23 03:13:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2023-03-23 03:13:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2023-03-23 03:13:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2023-03-23 03:13:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2023-03-23 03:13:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2023-03-23 03:13:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2023-03-23 03:13:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2023-03-23 03:13:56,669 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2023-03-23 03:13:56,669 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2023-03-23 03:13:56,669 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2023-03-23 03:13:56,669 INFO L130 BoogieDeclarations]: Found specification of procedure select [2023-03-23 03:13:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2023-03-23 03:13:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2023-03-23 03:13:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2023-03-23 03:13:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2023-03-23 03:13:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure random [2023-03-23 03:13:56,671 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2023-03-23 03:13:56,671 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2023-03-23 03:13:56,671 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2023-03-23 03:13:56,671 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2023-03-23 03:13:56,671 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2023-03-23 03:13:56,671 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2023-03-23 03:13:56,671 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2023-03-23 03:13:56,671 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2023-03-23 03:13:56,672 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2023-03-23 03:13:56,672 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2023-03-23 03:13:56,672 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2023-03-23 03:13:56,672 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2023-03-23 03:13:56,672 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2023-03-23 03:13:56,672 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2023-03-23 03:13:56,672 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2023-03-23 03:13:56,672 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2023-03-23 03:13:56,672 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2023-03-23 03:13:56,672 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2023-03-23 03:13:56,673 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2023-03-23 03:13:56,673 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2023-03-23 03:13:56,673 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2023-03-23 03:13:56,673 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2023-03-23 03:13:56,673 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2023-03-23 03:13:56,673 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2023-03-23 03:13:56,673 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2023-03-23 03:13:56,674 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2023-03-23 03:13:56,674 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2023-03-23 03:13:56,674 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2023-03-23 03:13:56,674 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-23 03:13:56,674 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-03-23 03:13:56,674 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2023-03-23 03:13:56,674 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-23 03:13:56,674 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2023-03-23 03:13:56,675 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2023-03-23 03:13:56,675 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2023-03-23 03:13:56,675 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2023-03-23 03:13:56,675 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2023-03-23 03:13:56,675 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2023-03-23 03:13:56,675 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2023-03-23 03:13:56,675 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-03-23 03:13:56,675 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2023-03-23 03:13:56,675 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2023-03-23 03:13:56,675 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2023-03-23 03:13:56,675 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2023-03-23 03:13:56,676 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2023-03-23 03:13:56,676 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2023-03-23 03:13:56,676 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2023-03-23 03:13:56,676 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2023-03-23 03:13:56,676 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2023-03-23 03:13:56,676 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2023-03-23 03:13:56,676 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2023-03-23 03:13:56,676 INFO L130 BoogieDeclarations]: Found specification of procedure system [2023-03-23 03:13:56,676 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2023-03-23 03:13:56,677 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2023-03-23 03:13:56,677 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2023-03-23 03:13:56,677 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2023-03-23 03:13:56,677 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2023-03-23 03:13:56,677 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2023-03-23 03:13:56,677 INFO L130 BoogieDeclarations]: Found specification of procedure div [2023-03-23 03:13:56,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2023-03-23 03:13:56,677 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2023-03-23 03:13:56,678 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2023-03-23 03:13:56,678 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2023-03-23 03:13:56,678 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2023-03-23 03:13:56,678 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2023-03-23 03:13:56,678 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2023-03-23 03:13:56,679 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2023-03-23 03:13:56,679 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2023-03-23 03:13:56,682 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2023-03-23 03:13:56,682 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2023-03-23 03:13:56,687 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2023-03-23 03:13:56,688 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2023-03-23 03:13:56,688 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2023-03-23 03:13:56,688 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2023-03-23 03:13:56,688 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2023-03-23 03:13:56,688 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2023-03-23 03:13:56,688 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2023-03-23 03:13:56,688 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2023-03-23 03:13:56,688 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2023-03-23 03:13:56,688 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-03-23 03:13:56,688 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-23 03:13:56,689 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2023-03-23 03:13:56,689 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-03-23 03:13:56,689 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2023-03-23 03:13:56,689 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2023-03-23 03:13:56,689 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_destroy [2023-03-23 03:13:56,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-23 03:13:56,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-23 03:13:56,689 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2023-03-23 03:13:56,689 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2023-03-23 03:13:56,689 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_init [2023-03-23 03:13:56,689 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_signal [2023-03-23 03:13:56,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-23 03:13:56,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-23 03:13:56,690 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_broadcast [2023-03-23 03:13:56,690 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_wait [2023-03-23 03:13:56,690 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assert [2023-03-23 03:13:56,690 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2023-03-23 03:13:56,690 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2023-03-23 03:13:56,690 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2023-03-23 03:13:56,690 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-03-23 03:13:56,690 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-03-23 03:13:56,690 INFO L130 BoogieDeclarations]: Found specification of procedure main_thread [2023-03-23 03:13:56,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-03-23 03:13:56,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-23 03:13:56,690 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-23 03:13:56,690 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-03-23 03:13:56,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-23 03:13:56,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-23 03:13:56,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-03-23 03:13:56,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-23 03:13:57,010 INFO L236 CfgBuilder]: Building ICFG [2023-03-23 03:13:57,014 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-23 03:13:57,252 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L746: SUMMARY for call __CS_cs(); srcloc: null [2023-03-23 03:13:57,252 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L746-1: 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;call ULTIMATE.dealloc(~#t1~0.base, ~#t1~0.offset);havoc ~#t1~0.base, ~#t1~0.offset;call ULTIMATE.dealloc(~#t2~0.base, ~#t2~0.offset);havoc ~#t2~0.base, ~#t2~0.offset; [2023-03-23 03:13:57,252 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L746-1: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2023-03-23 03:13:57,253 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)); [2023-03-23 03:13:57,253 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;call ULTIMATE.dealloc(~#t1~0.base, ~#t1~0.offset);havoc ~#t1~0.base, ~#t1~0.offset;call ULTIMATE.dealloc(~#t2~0.base, ~#t2~0.offset);havoc ~#t2~0.base, ~#t2~0.offset; [2023-03-23 03:13:57,253 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2023-03-23 03:13:57,253 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: 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;call ULTIMATE.dealloc(~#t1~0.base, ~#t1~0.offset);havoc ~#t1~0.base, ~#t1~0.offset;call ULTIMATE.dealloc(~#t2~0.base, ~#t2~0.offset);havoc ~#t2~0.base, ~#t2~0.offset; [2023-03-23 03:13:59,391 INFO L277 CfgBuilder]: Performing block encoding [2023-03-23 03:13:59,405 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-23 03:13:59,406 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-03-23 03:13:59,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 03:13:59 BoogieIcfgContainer [2023-03-23 03:13:59,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-23 03:13:59,410 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-23 03:13:59,410 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-23 03:13:59,410 INFO L275 PluginConnector]: Sifa initialized [2023-03-23 03:13:59,411 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 03:13:59" (1/1) ... [2023-03-23 03:13:59,411 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=NONE ♦ Max. Parallel Equality=2 ♦ SizeLimitFluid Max. DAG Size=-1 [2023-03-23 03:13:59,470 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2023-03-23 03:13:59,471 INFO L166 IcfgInterpreter]: Building call graph [2023-03-23 03:13:59,476 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-23 03:13:59,482 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-23 03:13:59,483 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-23 03:14:00,848 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 266 for LOIs