/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerMemDerefMemtrack.xml -s config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/weaver/parallel/barrier.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-06 16:35:12,860 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-06 16:35:12,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-06 16:35:12,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-10-06 16:35:12,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-06 16:35:12,923 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-06 16:35:12,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-06 16:35:12,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-06 16:35:12,951 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-06 16:35:12,962 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-06 16:35:12,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-06 16:35:12,971 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-06 16:35:12,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-06 16:35:12,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-06 16:35:12,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-06 16:35:12,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-06 16:35:12,992 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-10-06 16:35:13,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-06 16:35:13,009 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-06 16:35:13,010 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-06 16:35:13,011 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-10-06 16:35:13,070 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-06 16:35:13,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-06 16:35:13,071 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-06 16:35:13,071 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-06 16:35:13,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-06 16:35:13,076 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-06 16:35:13,076 INFO L138 SettingsManager]: * Use SBE=true [2021-10-06 16:35:13,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-06 16:35:13,077 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-06 16:35:13,077 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-06 16:35:13,078 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-06 16:35:13,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-06 16:35:13,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-06 16:35:13,079 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-06 16:35:13,079 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-06 16:35:13,079 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-06 16:35:13,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-06 16:35:13,080 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-06 16:35:13,080 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-06 16:35:13,080 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-06 16:35:13,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-06 16:35:13,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-06 16:35:13,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-06 16:35:13,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-06 16:35:13,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-06 16:35:13,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-06 16:35:13,081 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-06 16:35:13,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-06 16:35:13,082 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-06 16:35:13,082 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-2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-06 16:35:13,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-06 16:35:13,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-06 16:35:13,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-06 16:35:13,522 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-06 16:35:13,523 INFO L275 PluginConnector]: CDTParser initialized [2021-10-06 16:35:13,525 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/parallel/barrier.wvr.c [2021-10-06 16:35:13,609 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/879fc37e7/7b7d1bd9b7bf4971b503e2f3d2983b52/FLAG03609b10e [2021-10-06 16:35:14,154 INFO L306 CDTParser]: Found 1 translation units. [2021-10-06 16:35:14,155 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/parallel/barrier.wvr.c [2021-10-06 16:35:14,165 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/879fc37e7/7b7d1bd9b7bf4971b503e2f3d2983b52/FLAG03609b10e [2021-10-06 16:35:14,509 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/879fc37e7/7b7d1bd9b7bf4971b503e2f3d2983b52 [2021-10-06 16:35:14,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-06 16:35:14,524 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-06 16:35:14,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-06 16:35:14,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-06 16:35:14,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-06 16:35:14,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 04:35:14" (1/1) ... [2021-10-06 16:35:14,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fd6783c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:14, skipping insertion in model container [2021-10-06 16:35:14,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 04:35:14" (1/1) ... [2021-10-06 16:35:14,547 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-06 16:35:14,596 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-06 16:35:14,901 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/parallel/barrier.wvr.c[3374,3387] [2021-10-06 16:35:14,905 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-06 16:35:14,916 INFO L203 MainTranslator]: Completed pre-run [2021-10-06 16:35:14,952 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/parallel/barrier.wvr.c[3374,3387] [2021-10-06 16:35:14,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-06 16:35:14,973 INFO L208 MainTranslator]: Completed translation [2021-10-06 16:35:14,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:14 WrapperNode [2021-10-06 16:35:14,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-06 16:35:14,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-06 16:35:14,976 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-06 16:35:14,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-06 16:35:14,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:14" (1/1) ... [2021-10-06 16:35:14,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:14" (1/1) ... [2021-10-06 16:35:15,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:14" (1/1) ... [2021-10-06 16:35:15,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:14" (1/1) ... [2021-10-06 16:35:15,017 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:14" (1/1) ... [2021-10-06 16:35:15,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:14" (1/1) ... [2021-10-06 16:35:15,022 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:14" (1/1) ... [2021-10-06 16:35:15,033 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-06 16:35:15,035 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-06 16:35:15,035 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-06 16:35:15,036 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-06 16:35:15,089 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:14" (1/1) ... [2021-10-06 16:35:15,112 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-06 16:35:15,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 16:35:15,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-06 16:35:15,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-06 16:35:15,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-10-06 16:35:15,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-06 16:35:15,255 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-10-06 16:35:15,256 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-06 16:35:15,256 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-06 16:35:15,257 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-06 16:35:15,257 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-06 16:35:15,258 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-10-06 16:35:15,258 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-10-06 16:35:15,260 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-10-06 16:35:15,260 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-10-06 16:35:15,261 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-10-06 16:35:15,261 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-10-06 16:35:15,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-06 16:35:15,261 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2021-10-06 16:35:15,262 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2021-10-06 16:35:15,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-10-06 16:35:15,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2021-10-06 16:35:15,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-06 16:35:15,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-06 16:35:15,263 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-10-06 16:35:15,263 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-06 16:35:15,263 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-06 16:35:15,263 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-06 16:35:15,263 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-06 16:35:15,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-06 16:35:15,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-06 16:35:15,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-06 16:35:15,264 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-10-06 16:35:15,264 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-10-06 16:35:15,264 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-10-06 16:35:15,265 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-10-06 16:35:15,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-10-06 16:35:15,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-06 16:35:15,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-06 16:35:15,267 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-06 16:35:15,932 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-06 16:35:15,933 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-10-06 16:35:15,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 04:35:15 BoogieIcfgContainer [2021-10-06 16:35:15,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-06 16:35:15,938 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-06 16:35:15,938 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-06 16:35:15,942 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-06 16:35:15,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.10 04:35:14" (1/3) ... [2021-10-06 16:35:15,943 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ccf984a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 04:35:15, skipping insertion in model container [2021-10-06 16:35:15,943 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:14" (2/3) ... [2021-10-06 16:35:15,944 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ccf984a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 04:35:15, skipping insertion in model container [2021-10-06 16:35:15,944 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 04:35:15" (3/3) ... [2021-10-06 16:35:15,945 INFO L111 eAbstractionObserver]: Analyzing ICFG barrier.wvr.c [2021-10-06 16:35:15,953 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-06 16:35:15,953 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2021-10-06 16:35:15,953 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-06 16:35:16,029 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:35:16,029 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:35:16,031 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:35:16,031 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:35:16,032 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:35:16,032 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:35:16,033 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:35:16,033 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:35:16,034 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition. Calls and returns should habe been removed by inlining. (Did the inlining fail because this program is recursive.) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:252) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.petrify(TraceAbstractionStarter.java:517) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-06 16:35:16,043 INFO L168 Benchmark]: Toolchain (without parser) took 1522.32 ms. Allocated memory is still 179.3 MB. Free memory was 132.9 MB in the beginning and 138.2 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-06 16:35:16,044 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 179.3 MB. Free memory is still 150.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-06 16:35:16,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 446.30 ms. Allocated memory is still 179.3 MB. Free memory was 132.4 MB in the beginning and 121.4 MB in the end (delta: 11.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-10-06 16:35:16,048 INFO L168 Benchmark]: Boogie Preprocessor took 58.08 ms. Allocated memory is still 179.3 MB. Free memory was 121.4 MB in the beginning and 119.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-06 16:35:16,050 INFO L168 Benchmark]: RCFGBuilder took 900.88 ms. Allocated memory is still 179.3 MB. Free memory was 119.3 MB in the beginning and 143.7 MB in the end (delta: -24.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2021-10-06 16:35:16,051 INFO L168 Benchmark]: TraceAbstraction took 101.39 ms. Allocated memory is still 179.3 MB. Free memory was 143.1 MB in the beginning and 138.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-10-06 16:35:16,059 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 179.3 MB. Free memory is still 150.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 446.30 ms. Allocated memory is still 179.3 MB. Free memory was 132.4 MB in the beginning and 121.4 MB in the end (delta: 11.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 58.08 ms. Allocated memory is still 179.3 MB. Free memory was 121.4 MB in the beginning and 119.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 900.88 ms. Allocated memory is still 179.3 MB. Free memory was 119.3 MB in the beginning and 143.7 MB in the end (delta: -24.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 101.39 ms. Allocated memory is still 179.3 MB. Free memory was 143.1 MB in the beginning and 138.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition. Calls and returns should habe been removed by inlining. (Did the inlining fail because this program is recursive.) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition. Calls and returns should habe been removed by inlining. (Did the inlining fail because this program is recursive.): de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:252) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-06 16:35:16,122 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...