/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=WIDEST -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-ext/18_read_write_lock.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 22:48:44,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 22:48:44,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 22:48:44,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 22:48:44,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 22:48:44,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 22:48:44,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 22:48:44,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 22:48:44,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 22:48:44,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 22:48:44,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 22:48:44,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 22:48:44,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 22:48:44,661 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 22:48:44,662 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 22:48:44,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 22:48:44,666 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 22:48:44,667 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 22:48:44,669 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 22:48:44,675 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 22:48:44,677 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 22:48:44,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 22:48:44,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 22:48:44,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 22:48:44,684 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 22:48:44,685 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 22:48:44,685 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 22:48:44,688 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 22:48:44,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 22:48:44,690 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 22:48:44,690 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 22:48:44,691 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 22:48:44,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 22:48:44,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 22:48:44,693 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 22:48:44,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 22:48:44,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 22:48:44,694 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 22:48:44,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 22:48:44,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 22:48:44,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 22:48:44,697 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-18 22:48:44,741 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 22:48:44,742 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 22:48:44,743 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 22:48:44,744 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 22:48:44,744 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 22:48:44,744 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 22:48:44,744 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 22:48:44,745 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 22:48:44,745 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 22:48:44,745 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 22:48:44,746 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 22:48:44,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 22:48:44,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 22:48:44,747 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 22:48:44,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 22:48:44,747 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 22:48:44,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 22:48:44,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 22:48:44,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 22:48:44,748 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 22:48:44,748 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 22:48:44,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 22:48:44,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 22:48:44,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 22:48:44,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 22:48:44,749 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 22:48:44,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 22:48:44,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 22:48:44,750 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 22:48:44,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDEST; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDEST; [2020-08-18 22:48:45,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 22:48:45,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 22:48:45,078 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 22:48:45,080 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 22:48:45,082 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 22:48:45,083 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/18_read_write_lock.i [2020-08-18 22:48:45,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7f538fc64/8ef017a9afa44d51a295fe10a1d2a807/FLAG7e6c02fd5 [2020-08-18 22:48:45,690 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 22:48:45,691 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-ext/18_read_write_lock.i [2020-08-18 22:48:45,711 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7f538fc64/8ef017a9afa44d51a295fe10a1d2a807/FLAG7e6c02fd5 [2020-08-18 22:48:45,933 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7f538fc64/8ef017a9afa44d51a295fe10a1d2a807 [2020-08-18 22:48:45,943 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 22:48:45,945 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 22:48:45,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 22:48:45,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 22:48:45,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 22:48:45,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 10:48:45" (1/1) ... [2020-08-18 22:48:45,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7813d27b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:48:45, skipping insertion in model container [2020-08-18 22:48:45,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 10:48:45" (1/1) ... [2020-08-18 22:48:45,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 22:48:46,034 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 22:48:46,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 22:48:46,630 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 22:48:46,671 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 22:48:46,743 INFO L208 MainTranslator]: Completed translation [2020-08-18 22:48:46,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:48:46 WrapperNode [2020-08-18 22:48:46,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 22:48:46,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 22:48:46,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 22:48:46,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 22:48:46,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:48:46" (1/1) ... [2020-08-18 22:48:46,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:48:46" (1/1) ... [2020-08-18 22:48:46,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:48:46" (1/1) ... [2020-08-18 22:48:46,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:48:46" (1/1) ... [2020-08-18 22:48:46,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:48:46" (1/1) ... [2020-08-18 22:48:46,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:48:46" (1/1) ... [2020-08-18 22:48:46,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:48:46" (1/1) ... [2020-08-18 22:48:46,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 22:48:46,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 22:48:46,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 22:48:46,809 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 22:48:46,810 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:48:46" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 22:48:46,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 22:48:46,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 22:48:46,887 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-18 22:48:46,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-08-18 22:48:46,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-08-18 22:48:46,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2020-08-18 22:48:46,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2020-08-18 22:48:46,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2020-08-18 22:48:46,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_w [2020-08-18 22:48:46,888 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-08-18 22:48:46,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_r [2020-08-18 22:48:46,889 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-08-18 22:48:46,889 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 22:48:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-18 22:48:46,889 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-18 22:48:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 22:48:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-08-18 22:48:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-08-18 22:48:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2020-08-18 22:48:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2020-08-18 22:48:46,890 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2020-08-18 22:48:46,891 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2020-08-18 22:48:46,891 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2020-08-18 22:48:46,891 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2020-08-18 22:48:46,891 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2020-08-18 22:48:46,891 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2020-08-18 22:48:46,891 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2020-08-18 22:48:46,892 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2020-08-18 22:48:46,892 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2020-08-18 22:48:46,892 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2020-08-18 22:48:46,892 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2020-08-18 22:48:46,892 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2020-08-18 22:48:46,892 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2020-08-18 22:48:46,893 INFO L130 BoogieDeclarations]: Found specification of procedure time [2020-08-18 22:48:46,893 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2020-08-18 22:48:46,893 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2020-08-18 22:48:46,893 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2020-08-18 22:48:46,893 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2020-08-18 22:48:46,893 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2020-08-18 22:48:46,894 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2020-08-18 22:48:46,894 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2020-08-18 22:48:46,894 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2020-08-18 22:48:46,894 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2020-08-18 22:48:46,894 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2020-08-18 22:48:46,894 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2020-08-18 22:48:46,894 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2020-08-18 22:48:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2020-08-18 22:48:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2020-08-18 22:48:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2020-08-18 22:48:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2020-08-18 22:48:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2020-08-18 22:48:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2020-08-18 22:48:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2020-08-18 22:48:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2020-08-18 22:48:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2020-08-18 22:48:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2020-08-18 22:48:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2020-08-18 22:48:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2020-08-18 22:48:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2020-08-18 22:48:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2020-08-18 22:48:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2020-08-18 22:48:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2020-08-18 22:48:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_get [2020-08-18 22:48:46,897 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2020-08-18 22:48:46,898 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2020-08-18 22:48:46,898 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2020-08-18 22:48:46,898 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2020-08-18 22:48:46,898 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2020-08-18 22:48:46,898 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2020-08-18 22:48:46,898 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2020-08-18 22:48:46,898 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2020-08-18 22:48:46,899 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2020-08-18 22:48:46,899 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2020-08-18 22:48:46,899 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2020-08-18 22:48:46,899 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2020-08-18 22:48:46,899 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2020-08-18 22:48:46,899 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2020-08-18 22:48:46,900 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2020-08-18 22:48:46,900 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2020-08-18 22:48:46,900 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2020-08-18 22:48:46,900 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2020-08-18 22:48:46,900 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2020-08-18 22:48:46,900 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2020-08-18 22:48:46,901 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2020-08-18 22:48:46,901 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2020-08-18 22:48:46,901 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2020-08-18 22:48:46,901 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2020-08-18 22:48:46,901 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2020-08-18 22:48:46,901 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2020-08-18 22:48:46,902 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2020-08-18 22:48:46,902 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2020-08-18 22:48:46,902 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2020-08-18 22:48:46,902 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2020-08-18 22:48:46,902 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2020-08-18 22:48:46,902 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2020-08-18 22:48:46,902 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2020-08-18 22:48:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2020-08-18 22:48:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2020-08-18 22:48:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2020-08-18 22:48:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2020-08-18 22:48:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2020-08-18 22:48:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2020-08-18 22:48:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2020-08-18 22:48:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2020-08-18 22:48:46,904 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2020-08-18 22:48:46,904 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2020-08-18 22:48:46,904 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2020-08-18 22:48:46,904 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2020-08-18 22:48:46,904 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2020-08-18 22:48:46,904 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2020-08-18 22:48:46,905 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2020-08-18 22:48:46,905 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2020-08-18 22:48:46,905 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2020-08-18 22:48:46,905 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2020-08-18 22:48:46,905 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2020-08-18 22:48:46,905 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2020-08-18 22:48:46,905 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2020-08-18 22:48:46,906 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2020-08-18 22:48:46,906 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2020-08-18 22:48:46,906 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2020-08-18 22:48:46,906 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2020-08-18 22:48:46,906 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2020-08-18 22:48:46,906 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2020-08-18 22:48:46,906 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2020-08-18 22:48:46,907 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2020-08-18 22:48:46,907 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2020-08-18 22:48:46,907 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2020-08-18 22:48:46,907 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2020-08-18 22:48:46,907 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2020-08-18 22:48:46,907 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2020-08-18 22:48:46,907 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2020-08-18 22:48:46,908 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2020-08-18 22:48:46,908 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2020-08-18 22:48:46,908 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2020-08-18 22:48:46,908 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2020-08-18 22:48:46,908 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2020-08-18 22:48:46,908 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2020-08-18 22:48:46,909 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2020-08-18 22:48:46,909 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2020-08-18 22:48:46,909 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2020-08-18 22:48:46,909 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2020-08-18 22:48:46,909 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2020-08-18 22:48:46,909 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2020-08-18 22:48:46,910 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2020-08-18 22:48:46,910 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2020-08-18 22:48:46,910 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2020-08-18 22:48:46,910 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2020-08-18 22:48:46,910 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2020-08-18 22:48:46,910 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2020-08-18 22:48:46,910 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2020-08-18 22:48:46,911 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2020-08-18 22:48:46,911 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2020-08-18 22:48:46,911 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2020-08-18 22:48:46,911 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2020-08-18 22:48:46,911 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2020-08-18 22:48:46,911 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2020-08-18 22:48:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2020-08-18 22:48:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2020-08-18 22:48:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2020-08-18 22:48:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2020-08-18 22:48:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2020-08-18 22:48:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2020-08-18 22:48:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2020-08-18 22:48:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2020-08-18 22:48:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2020-08-18 22:48:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2020-08-18 22:48:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2020-08-18 22:48:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_w [2020-08-18 22:48:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-08-18 22:48:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_r [2020-08-18 22:48:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-08-18 22:48:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 22:48:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 22:48:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 22:48:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 22:48:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 22:48:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 22:48:46,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 22:48:46,917 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-08-18 22:48:47,479 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 22:48:47,479 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-18 22:48:47,482 WARN L312 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_rENTRY is neither atomic block end nor error location. [2020-08-18 22:48:47,484 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:298) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-08-18 22:48:47,490 INFO L168 Benchmark]: Toolchain (without parser) took 1544.13 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 100.2 MB in the beginning and 108.5 MB in the end (delta: -8.3 MB). Peak memory consumption was 55.6 MB. Max. memory is 7.1 GB. [2020-08-18 22:48:47,491 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 140.0 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-18 22:48:47,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 798.63 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 100.0 MB in the beginning and 163.4 MB in the end (delta: -63.4 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. [2020-08-18 22:48:47,494 INFO L168 Benchmark]: Boogie Preprocessor took 63.81 ms. Allocated memory is still 203.9 MB. Free memory was 163.4 MB in the beginning and 160.1 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2020-08-18 22:48:47,495 INFO L168 Benchmark]: RCFGBuilder took 677.86 ms. Allocated memory is still 203.9 MB. Free memory was 160.1 MB in the beginning and 108.5 MB in the end (delta: 51.5 MB). Peak memory consumption was 51.5 MB. Max. memory is 7.1 GB. [2020-08-18 22:48:47,498 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 140.0 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 798.63 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 100.0 MB in the beginning and 163.4 MB in the end (delta: -63.4 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 63.81 ms. Allocated memory is still 203.9 MB. Free memory was 163.4 MB in the beginning and 160.1 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 677.86 ms. Allocated memory is still 203.9 MB. Free memory was 160.1 MB in the beginning and 108.5 MB in the end (delta: 51.5 MB). Peak memory consumption was 51.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:298) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...