./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/stack_longest-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:31:16,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:31:16,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:31:16,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:31:16,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:31:16,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:31:16,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:31:16,695 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:31:16,697 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:31:16,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:31:16,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:31:16,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:31:16,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:31:16,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:31:16,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:31:16,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:31:16,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:31:16,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:31:16,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:31:16,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:31:16,716 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:31:16,718 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:31:16,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:31:16,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:31:16,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:31:16,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:31:16,724 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:31:16,725 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:31:16,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:31:16,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:31:16,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:31:16,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:31:16,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:31:16,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:31:16,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:31:16,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:31:16,731 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:31:16,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:31:16,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:31:16,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:31:16,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:31:16,740 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-21 22:31:16,765 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:31:16,765 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:31:16,767 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:31:16,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:31:16,768 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:31:16,768 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:31:16,784 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:31:16,784 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:31:16,785 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:31:16,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:31:16,786 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 22:31:16,787 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 22:31:16,787 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 22:31:16,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:31:16,787 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:31:16,788 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:31:16,788 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:31:16,788 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:31:16,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:31:16,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:31:16,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:31:16,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:31:16,790 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:31:16,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:31:16,791 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 [2022-11-21 22:31:17,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:31:17,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:31:17,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:31:17,176 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:31:17,177 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:31:17,178 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread/stack_longest-1.i [2022-11-21 22:31:20,299 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:31:20,660 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:31:20,661 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/sv-benchmarks/c/pthread/stack_longest-1.i [2022-11-21 22:31:20,675 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/data/e0d06d71d/71b09dd0277445f9b19ef9f74cfd7214/FLAG6625292c4 [2022-11-21 22:31:20,690 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/data/e0d06d71d/71b09dd0277445f9b19ef9f74cfd7214 [2022-11-21 22:31:20,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:31:20,694 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:31:20,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:31:20,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:31:20,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:31:20,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:31:20" (1/1) ... [2022-11-21 22:31:20,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf193dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:20, skipping insertion in model container [2022-11-21 22:31:20,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:31:20" (1/1) ... [2022-11-21 22:31:20,709 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:31:20,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:31:21,279 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/sv-benchmarks/c/pthread/stack_longest-1.i[41530,41543] [2022-11-21 22:31:21,329 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:31:21,344 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:31:21,400 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/sv-benchmarks/c/pthread/stack_longest-1.i[41530,41543] [2022-11-21 22:31:21,419 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:31:21,547 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:31:21,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:21 WrapperNode [2022-11-21 22:31:21,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:31:21,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:31:21,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:31:21,551 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:31:21,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:21" (1/1) ... [2022-11-21 22:31:21,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:21" (1/1) ... [2022-11-21 22:31:21,642 INFO L138 Inliner]: procedures = 277, calls = 39, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 155 [2022-11-21 22:31:21,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:31:21,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:31:21,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:31:21,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:31:21,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:21" (1/1) ... [2022-11-21 22:31:21,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:21" (1/1) ... [2022-11-21 22:31:21,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:21" (1/1) ... [2022-11-21 22:31:21,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:21" (1/1) ... [2022-11-21 22:31:21,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:21" (1/1) ... [2022-11-21 22:31:21,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:21" (1/1) ... [2022-11-21 22:31:21,703 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:21" (1/1) ... [2022-11-21 22:31:21,705 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:21" (1/1) ... [2022-11-21 22:31:21,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:31:21,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:31:21,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:31:21,720 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:31:21,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:21" (1/1) ... [2022-11-21 22:31:21,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:31:21,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:31:21,756 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:31:21,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:31:21,800 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-21 22:31:21,801 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-21 22:31:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-21 22:31:21,801 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-21 22:31:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:31:21,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:31:21,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:31:21,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:31:21,802 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-21 22:31:21,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:31:21,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:31:21,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:31:21,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:31:21,805 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:31:21,993 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:31:21,996 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:31:22,362 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:31:22,372 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:31:22,372 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:31:22,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:31:22 BoogieIcfgContainer [2022-11-21 22:31:22,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:31:22,376 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:31:22,376 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:31:22,387 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:31:22,387 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:31:22" (1/1) ... [2022-11-21 22:31:22,388 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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: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) [2022-11-21 22:31:22,393 INFO L158 Benchmark]: Toolchain (without parser) took 1697.72ms. Allocated memory was 121.6MB in the beginning and 188.7MB in the end (delta: 67.1MB). Free memory was 75.7MB in the beginning and 130.1MB in the end (delta: -54.3MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2022-11-21 22:31:22,393 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 121.6MB. Free memory was 94.2MB in the beginning and 94.1MB in the end (delta: 87.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:31:22,394 INFO L158 Benchmark]: CACSL2BoogieTranslator took 852.93ms. Allocated memory was 121.6MB in the beginning and 188.7MB in the end (delta: 67.1MB). Free memory was 75.6MB in the beginning and 155.3MB in the end (delta: -79.7MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2022-11-21 22:31:22,395 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.60ms. Allocated memory is still 188.7MB. Free memory was 155.3MB in the beginning and 153.3MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:31:22,396 INFO L158 Benchmark]: Boogie Preprocessor took 73.58ms. Allocated memory is still 188.7MB. Free memory was 153.3MB in the beginning and 151.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:31:22,396 INFO L158 Benchmark]: RCFGBuilder took 655.87ms. Allocated memory is still 188.7MB. Free memory was 151.2MB in the beginning and 131.5MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-21 22:31:22,397 INFO L158 Benchmark]: CodeCheck took 15.29ms. Allocated memory is still 188.7MB. Free memory was 131.5MB in the beginning and 130.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:31:22,408 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62ms. Allocated memory is still 121.6MB. Free memory was 94.2MB in the beginning and 94.1MB in the end (delta: 87.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 852.93ms. Allocated memory was 121.6MB in the beginning and 188.7MB in the end (delta: 67.1MB). Free memory was 75.6MB in the beginning and 155.3MB in the end (delta: -79.7MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.60ms. Allocated memory is still 188.7MB. Free memory was 155.3MB in the beginning and 153.3MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.58ms. Allocated memory is still 188.7MB. Free memory was 153.3MB in the beginning and 151.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 655.87ms. Allocated memory is still 188.7MB. Free memory was 151.2MB in the beginning and 131.5MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 15.29ms. Allocated memory is still 188.7MB. Free memory was 131.5MB in the beginning and 130.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:31:22,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:31:25,025 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:31:25,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:31:25,063 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:31:25,063 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:31:25,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:31:25,066 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:31:25,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:31:25,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:31:25,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:31:25,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:31:25,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:31:25,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:31:25,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:31:25,094 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:31:25,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:31:25,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:31:25,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:31:25,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:31:25,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:31:25,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:31:25,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:31:25,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:31:25,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:31:25,121 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:31:25,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:31:25,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:31:25,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:31:25,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:31:25,125 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:31:25,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:31:25,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:31:25,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:31:25,128 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:31:25,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:31:25,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:31:25,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:31:25,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:31:25,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:31:25,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:31:25,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:31:25,135 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-11-21 22:31:25,166 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:31:25,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:31:25,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:31:25,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:31:25,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:31:25,169 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:31:25,169 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:31:25,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:31:25,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:31:25,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:31:25,170 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 22:31:25,170 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 22:31:25,171 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 22:31:25,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:31:25,171 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:31:25,171 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:31:25,171 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:31:25,172 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:31:25,172 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:31:25,172 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:31:25,172 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:31:25,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:31:25,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:31:25,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:31:25,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:31:25,173 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:31:25,174 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:31:25,174 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:31:25,174 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:31:25,174 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 [2022-11-21 22:31:25,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:31:25,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:31:25,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:31:25,607 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:31:25,608 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:31:25,609 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread/stack_longest-1.i [2022-11-21 22:31:28,709 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:31:29,047 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:31:29,051 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/sv-benchmarks/c/pthread/stack_longest-1.i [2022-11-21 22:31:29,078 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/data/9120101ad/46a3dd2375ea4ae1ac5b886e05b34ff4/FLAG1acf6af01 [2022-11-21 22:31:29,299 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/data/9120101ad/46a3dd2375ea4ae1ac5b886e05b34ff4 [2022-11-21 22:31:29,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:31:29,306 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:31:29,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:31:29,310 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:31:29,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:31:29,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:31:29" (1/1) ... [2022-11-21 22:31:29,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23c05c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:29, skipping insertion in model container [2022-11-21 22:31:29,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:31:29" (1/1) ... [2022-11-21 22:31:29,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:31:29,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:31:30,039 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/sv-benchmarks/c/pthread/stack_longest-1.i[41530,41543] [2022-11-21 22:31:30,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:31:30,095 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:31:30,161 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/sv-benchmarks/c/pthread/stack_longest-1.i[41530,41543] [2022-11-21 22:31:30,177 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:31:30,276 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:31:30,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:30 WrapperNode [2022-11-21 22:31:30,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:31:30,280 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:31:30,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:31:30,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:31:30,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:30" (1/1) ... [2022-11-21 22:31:30,321 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:30" (1/1) ... [2022-11-21 22:31:30,364 INFO L138 Inliner]: procedures = 281, calls = 39, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 151 [2022-11-21 22:31:30,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:31:30,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:31:30,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:31:30,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:31:30,375 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:30" (1/1) ... [2022-11-21 22:31:30,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:30" (1/1) ... [2022-11-21 22:31:30,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:30" (1/1) ... [2022-11-21 22:31:30,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:30" (1/1) ... [2022-11-21 22:31:30,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:30" (1/1) ... [2022-11-21 22:31:30,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:30" (1/1) ... [2022-11-21 22:31:30,411 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:30" (1/1) ... [2022-11-21 22:31:30,423 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:30" (1/1) ... [2022-11-21 22:31:30,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:31:30,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:31:30,435 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:31:30,435 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:31:30,436 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:30" (1/1) ... [2022-11-21 22:31:30,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:31:30,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:31:30,469 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:31:30,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:31:30,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 22:31:30,528 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-21 22:31:30,529 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-21 22:31:30,529 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-21 22:31:30,529 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-21 22:31:30,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:31:30,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:31:30,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 22:31:30,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 22:31:30,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-21 22:31:30,530 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-21 22:31:30,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:31:30,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:31:30,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:31:30,533 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:31:30,688 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:31:30,690 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:31:31,041 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:31:31,049 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:31:31,050 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:31:31,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:31:31 BoogieIcfgContainer [2022-11-21 22:31:31,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:31:31,053 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:31:31,053 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:31:31,064 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:31:31,064 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:31:31" (1/1) ... [2022-11-21 22:31:31,065 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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: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) [2022-11-21 22:31:31,069 INFO L158 Benchmark]: Toolchain (without parser) took 1762.37ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 41.9MB in the beginning and 42.2MB in the end (delta: -392.8kB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2022-11-21 22:31:31,070 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:31:31,071 INFO L158 Benchmark]: CACSL2BoogieTranslator took 969.83ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 41.7MB in the beginning and 44.4MB in the end (delta: -2.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 22:31:31,071 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.30ms. Allocated memory is still 83.9MB. Free memory was 44.4MB in the beginning and 41.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:31:31,072 INFO L158 Benchmark]: Boogie Preprocessor took 68.87ms. Allocated memory is still 83.9MB. Free memory was 41.6MB in the beginning and 39.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:31:31,073 INFO L158 Benchmark]: RCFGBuilder took 617.80ms. Allocated memory is still 83.9MB. Free memory was 39.6MB in the beginning and 43.1MB in the end (delta: -3.5MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2022-11-21 22:31:31,073 INFO L158 Benchmark]: CodeCheck took 14.40ms. Allocated memory is still 83.9MB. Free memory was 43.1MB in the beginning and 42.2MB in the end (delta: 855.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:31:31,076 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 969.83ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 41.7MB in the beginning and 44.4MB in the end (delta: -2.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.30ms. Allocated memory is still 83.9MB. Free memory was 44.4MB in the beginning and 41.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.87ms. Allocated memory is still 83.9MB. Free memory was 41.6MB in the beginning and 39.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 617.80ms. Allocated memory is still 83.9MB. Free memory was 39.6MB in the beginning and 43.1MB in the end (delta: -3.5MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * CodeCheck took 14.40ms. Allocated memory is still 83.9MB. Free memory was 43.1MB in the beginning and 42.2MB in the end (delta: 855.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:31:31,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_035ea67c-5680-4e8b-86ab-79d552c75e06/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported