./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack_longer-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 --- 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-e04fb08 [2022-11-16 06:34:45,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:34:45,533 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:34:45,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:34:45,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:34:45,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:34:45,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:34:45,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:34:45,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:34:45,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:34:45,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:34:45,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:34:45,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:34:45,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:34:45,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:34:45,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:34:45,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:34:45,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:34:45,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:34:45,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:34:45,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:34:45,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:34:45,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:34:45,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:34:45,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:34:45,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:34:45,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:34:45,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:34:45,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:34:45,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:34:45,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:34:45,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:34:45,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:34:45,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:34:45,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:34:45,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:34:45,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:34:45,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:34:45,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:34:45,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:34:45,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:34:45,641 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-16 06:34:45,677 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:34:45,678 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:34:45,679 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:34:45,679 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:34:45,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:34:45,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:34:45,693 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:34:45,693 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 06:34:45,693 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 06:34:45,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 06:34:45,694 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:34:45,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:34:45,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:34:45,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:34:45,695 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 06:34:45,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:34:45,695 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:34:45,695 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:34:45,696 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:34:45,696 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:34:45,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:34:45,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:34:45,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:34:45,697 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:34:45,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:34:45,697 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 06:34:45,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 06:34:45,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:34:45,698 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_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2022-11-16 06:34:46,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:34:46,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:34:46,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:34:46,069 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:34:46,070 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:34:46,072 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/pthread/stack_longer-2.i [2022-11-16 06:34:46,155 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/data/654e8ce60/90bba4c46a934f4c9a1e16fc2cb31f1a/FLAGa64d6c647 [2022-11-16 06:34:46,736 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:34:46,741 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/sv-benchmarks/c/pthread/stack_longer-2.i [2022-11-16 06:34:46,758 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/data/654e8ce60/90bba4c46a934f4c9a1e16fc2cb31f1a/FLAGa64d6c647 [2022-11-16 06:34:47,010 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/data/654e8ce60/90bba4c46a934f4c9a1e16fc2cb31f1a [2022-11-16 06:34:47,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:34:47,016 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:34:47,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:34:47,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:34:47,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:34:47,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:34:47" (1/1) ... [2022-11-16 06:34:47,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f09b8b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:47, skipping insertion in model container [2022-11-16 06:34:47,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:34:47" (1/1) ... [2022-11-16 06:34:47,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:34:47,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:34:47,583 WARN L229 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_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2022-11-16 06:34:47,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:34:47,616 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 06:34:47,677 WARN L229 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_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2022-11-16 06:34:47,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:34:47,769 INFO L208 MainTranslator]: Completed translation [2022-11-16 06:34:47,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:47 WrapperNode [2022-11-16 06:34:47,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 06:34:47,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 06:34:47,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 06:34:47,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 06:34:47,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:47" (1/1) ... [2022-11-16 06:34:47,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:47" (1/1) ... [2022-11-16 06:34:47,853 INFO L138 Inliner]: procedures = 277, calls = 40, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 138 [2022-11-16 06:34:47,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 06:34:47,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 06:34:47,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 06:34:47,855 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 06:34:47,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:47" (1/1) ... [2022-11-16 06:34:47,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:47" (1/1) ... [2022-11-16 06:34:47,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:47" (1/1) ... [2022-11-16 06:34:47,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:47" (1/1) ... [2022-11-16 06:34:47,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:47" (1/1) ... [2022-11-16 06:34:47,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:47" (1/1) ... [2022-11-16 06:34:47,900 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:47" (1/1) ... [2022-11-16 06:34:47,901 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:47" (1/1) ... [2022-11-16 06:34:47,904 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 06:34:47,904 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 06:34:47,904 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 06:34:47,905 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 06:34:47,905 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:47" (1/1) ... [2022-11-16 06:34:47,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:34:47,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 06:34:47,945 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 06:34:47,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 06:34:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-16 06:34:47,999 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-16 06:34:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-16 06:34:48,000 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-16 06:34:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 06:34:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 06:34:48,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 06:34:48,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 06:34:48,001 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2022-11-16 06:34:48,001 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2022-11-16 06:34:48,001 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-16 06:34:48,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 06:34:48,002 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-11-16 06:34:48,002 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-11-16 06:34:48,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 06:34:48,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 06:34:48,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 06:34:48,004 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 06:34:48,260 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 06:34:48,262 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 06:34:48,661 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 06:34:48,669 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 06:34:48,670 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-16 06:34:48,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:34:48 BoogieIcfgContainer [2022-11-16 06:34:48,672 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 06:34:48,673 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 06:34:48,674 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 06:34:48,684 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 06:34:48,685 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:34:48" (1/1) ... [2022-11-16 06:34:48,685 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) [2022-11-16 06:34:48,693 INFO L158 Benchmark]: Toolchain (without parser) took 1673.19ms. Allocated memory was 111.1MB in the beginning and 136.3MB in the end (delta: 25.2MB). Free memory was 66.9MB in the beginning and 108.0MB in the end (delta: -41.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:34:48,694 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 111.1MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:34:48,695 INFO L158 Benchmark]: CACSL2BoogieTranslator took 750.54ms. Allocated memory is still 111.1MB. Free memory was 66.7MB in the beginning and 66.9MB in the end (delta: -249.0kB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2022-11-16 06:34:48,696 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.95ms. Allocated memory is still 111.1MB. Free memory was 66.9MB in the beginning and 64.3MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 06:34:48,698 INFO L158 Benchmark]: Boogie Preprocessor took 49.47ms. Allocated memory is still 111.1MB. Free memory was 64.3MB in the beginning and 62.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 06:34:48,699 INFO L158 Benchmark]: RCFGBuilder took 768.32ms. Allocated memory was 111.1MB in the beginning and 136.3MB in the end (delta: 25.2MB). Free memory was 62.2MB in the beginning and 109.0MB in the end (delta: -46.8MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2022-11-16 06:34:48,700 INFO L158 Benchmark]: CodeCheck took 14.92ms. Allocated memory is still 136.3MB. Free memory was 109.0MB in the beginning and 108.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:34:48,708 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 0.30ms. Allocated memory is still 111.1MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 750.54ms. Allocated memory is still 111.1MB. Free memory was 66.7MB in the beginning and 66.9MB in the end (delta: -249.0kB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.95ms. Allocated memory is still 111.1MB. Free memory was 66.9MB in the beginning and 64.3MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.47ms. Allocated memory is still 111.1MB. Free memory was 64.3MB in the beginning and 62.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 768.32ms. Allocated memory was 111.1MB in the beginning and 136.3MB in the end (delta: 25.2MB). Free memory was 62.2MB in the beginning and 109.0MB in the end (delta: -46.8MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * CodeCheck took 14.92ms. Allocated memory is still 136.3MB. Free memory was 109.0MB in the beginning and 108.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 06:34:48,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/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_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 --- 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-e04fb08 [2022-11-16 06:34:51,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:34:51,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:34:51,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:34:51,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:34:51,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:34:51,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:34:51,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:34:51,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:34:51,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:34:51,151 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:34:51,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:34:51,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:34:51,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:34:51,159 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:34:51,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:34:51,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:34:51,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:34:51,169 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:34:51,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:34:51,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:34:51,176 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:34:51,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:34:51,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:34:51,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:34:51,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:34:51,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:34:51,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:34:51,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:34:51,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:34:51,191 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:34:51,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:34:51,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:34:51,194 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:34:51,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:34:51,195 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:34:51,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:34:51,196 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:34:51,196 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:34:51,197 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:34:51,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:34:51,199 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-11-16 06:34:51,220 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:34:51,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:34:51,222 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:34:51,222 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:34:51,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:34:51,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:34:51,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:34:51,224 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 06:34:51,224 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 06:34:51,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:34:51,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:34:51,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:34:51,225 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:34:51,225 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 06:34:51,226 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 06:34:51,226 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 06:34:51,226 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 06:34:51,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:34:51,227 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:34:51,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:34:51,227 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:34:51,227 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:34:51,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:34:51,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:34:51,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:34:51,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:34:51,228 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:34:51,229 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 06:34:51,229 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 06:34:51,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:34:51,229 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 06:34:51,230 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 06:34:51,230 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_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2022-11-16 06:34:51,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:34:51,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:34:51,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:34:51,650 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:34:51,651 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:34:51,654 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/pthread/stack_longer-2.i [2022-11-16 06:34:51,732 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/data/8cfa55bbb/93a2efd340b34f70a74c1237b09e95a2/FLAG9cb8b9d17 [2022-11-16 06:34:52,357 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:34:52,357 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/sv-benchmarks/c/pthread/stack_longer-2.i [2022-11-16 06:34:52,384 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/data/8cfa55bbb/93a2efd340b34f70a74c1237b09e95a2/FLAG9cb8b9d17 [2022-11-16 06:34:52,604 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/data/8cfa55bbb/93a2efd340b34f70a74c1237b09e95a2 [2022-11-16 06:34:52,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:34:52,609 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:34:52,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:34:52,614 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:34:52,617 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:34:52,618 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:34:52" (1/1) ... [2022-11-16 06:34:52,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@672145ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:52, skipping insertion in model container [2022-11-16 06:34:52,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:34:52" (1/1) ... [2022-11-16 06:34:52,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:34:52,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:34:53,307 WARN L229 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_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2022-11-16 06:34:53,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:34:53,365 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 06:34:53,428 WARN L229 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_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2022-11-16 06:34:53,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:34:53,533 INFO L208 MainTranslator]: Completed translation [2022-11-16 06:34:53,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:53 WrapperNode [2022-11-16 06:34:53,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 06:34:53,536 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 06:34:53,537 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 06:34:53,537 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 06:34:53,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:53" (1/1) ... [2022-11-16 06:34:53,576 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:53" (1/1) ... [2022-11-16 06:34:53,620 INFO L138 Inliner]: procedures = 281, calls = 40, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 135 [2022-11-16 06:34:53,620 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 06:34:53,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 06:34:53,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 06:34:53,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 06:34:53,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:53" (1/1) ... [2022-11-16 06:34:53,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:53" (1/1) ... [2022-11-16 06:34:53,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:53" (1/1) ... [2022-11-16 06:34:53,653 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:53" (1/1) ... [2022-11-16 06:34:53,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:53" (1/1) ... [2022-11-16 06:34:53,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:53" (1/1) ... [2022-11-16 06:34:53,676 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:53" (1/1) ... [2022-11-16 06:34:53,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:53" (1/1) ... [2022-11-16 06:34:53,690 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 06:34:53,699 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 06:34:53,699 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 06:34:53,700 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 06:34:53,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:34:53" (1/1) ... [2022-11-16 06:34:53,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:34:53,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 06:34:53,735 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 06:34:53,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 06:34:53,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 06:34:53,777 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-16 06:34:53,777 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-16 06:34:53,777 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-16 06:34:53,778 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-16 06:34:53,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 06:34:53,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 06:34:53,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 06:34:53,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 06:34:53,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-16 06:34:53,791 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2022-11-16 06:34:53,791 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2022-11-16 06:34:53,791 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-16 06:34:53,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 06:34:53,792 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-11-16 06:34:53,792 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-11-16 06:34:53,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 06:34:53,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 06:34:53,793 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 06:34:53,978 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 06:34:53,980 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 06:34:54,336 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 06:34:54,345 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 06:34:54,345 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-16 06:34:54,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:34:54 BoogieIcfgContainer [2022-11-16 06:34:54,347 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 06:34:54,348 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 06:34:54,348 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 06:34:54,357 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 06:34:54,357 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:34:54" (1/1) ... [2022-11-16 06:34:54,358 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) [2022-11-16 06:34:54,362 INFO L158 Benchmark]: Toolchain (without parser) took 1752.02ms. Allocated memory is still 73.4MB. Free memory was 54.8MB in the beginning and 38.7MB in the end (delta: 16.1MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2022-11-16 06:34:54,362 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 73.4MB. Free memory is still 54.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:34:54,363 INFO L158 Benchmark]: CACSL2BoogieTranslator took 921.00ms. Allocated memory is still 73.4MB. Free memory was 54.6MB in the beginning and 36.4MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2022-11-16 06:34:54,364 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.47ms. Allocated memory is still 73.4MB. Free memory was 36.4MB in the beginning and 33.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 06:34:54,364 INFO L158 Benchmark]: Boogie Preprocessor took 77.17ms. Allocated memory is still 73.4MB. Free memory was 33.7MB in the beginning and 31.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 06:34:54,365 INFO L158 Benchmark]: RCFGBuilder took 648.03ms. Allocated memory is still 73.4MB. Free memory was 31.3MB in the beginning and 39.6MB in the end (delta: -8.3MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2022-11-16 06:34:54,365 INFO L158 Benchmark]: CodeCheck took 12.55ms. Allocated memory is still 73.4MB. Free memory was 39.6MB in the beginning and 38.7MB in the end (delta: 920.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:34:54,368 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 0.32ms. Allocated memory is still 73.4MB. Free memory is still 54.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 921.00ms. Allocated memory is still 73.4MB. Free memory was 54.6MB in the beginning and 36.4MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.47ms. Allocated memory is still 73.4MB. Free memory was 36.4MB in the beginning and 33.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.17ms. Allocated memory is still 73.4MB. Free memory was 33.7MB in the beginning and 31.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 648.03ms. Allocated memory is still 73.4MB. Free memory was 31.3MB in the beginning and 39.6MB in the end (delta: -8.3MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * CodeCheck took 12.55ms. Allocated memory is still 73.4MB. Free memory was 39.6MB in the beginning and 38.7MB in the end (delta: 920.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 06:34:54,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2dd3288-2f2e-47b5-b713-dfd26cbe1328/bin/ukojak-CydTVMUXoH/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