./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack_longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e --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 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 22:42:39,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 22:42:39,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 22:42:39,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 22:42:39,562 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 22:42:39,566 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 22:42:39,569 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 22:42:39,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 22:42:39,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 22:42:39,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 22:42:39,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 22:42:39,587 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 22:42:39,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 22:42:39,591 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 22:42:39,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 22:42:39,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 22:42:39,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 22:42:39,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 22:42:39,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 22:42:39,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 22:42:39,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 22:42:39,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 22:42:39,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 22:42:39,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 22:42:39,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 22:42:39,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 22:42:39,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 22:42:39,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 22:42:39,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 22:42:39,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 22:42:39,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 22:42:39,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 22:42:39,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 22:42:39,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 22:42:39,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 22:42:39,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 22:42:39,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 22:42:39,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 22:42:39,638 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 22:42:39,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 22:42:39,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 22:42:39,640 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 22:42:39,686 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 22:42:39,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 22:42:39,687 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 22:42:39,688 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 22:42:39,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 22:42:39,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 22:42:39,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 22:42:39,689 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 22:42:39,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 22:42:39,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 22:42:39,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 22:42:39,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 22:42:39,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 22:42:39,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 22:42:39,690 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 22:42:39,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 22:42:39,691 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 22:42:39,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 22:42:39,691 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 22:42:39,691 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 22:42:39,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 22:42:39,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:42:39,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 22:42:39,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 22:42:39,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 22:42:39,693 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 22:42:39,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 22:42:39,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 22:42:39,693 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_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2021-11-13 22:42:39,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 22:42:39,999 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 22:42:40,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 22:42:40,003 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 22:42:40,004 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 22:42:40,005 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/pthread/stack_longer-1.i [2021-11-13 22:42:40,095 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/data/767a626ac/8f8fab0a47974db9a051aaeb45a306d3/FLAG160c02cd3 [2021-11-13 22:42:40,685 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 22:42:40,686 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/sv-benchmarks/c/pthread/stack_longer-1.i [2021-11-13 22:42:40,719 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/data/767a626ac/8f8fab0a47974db9a051aaeb45a306d3/FLAG160c02cd3 [2021-11-13 22:42:40,955 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/data/767a626ac/8f8fab0a47974db9a051aaeb45a306d3 [2021-11-13 22:42:40,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 22:42:40,959 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 22:42:40,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 22:42:40,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 22:42:40,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 22:42:40,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:42:40" (1/1) ... [2021-11-13 22:42:40,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17b62237 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:40, skipping insertion in model container [2021-11-13 22:42:40,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:42:40" (1/1) ... [2021-11-13 22:42:40,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 22:42:41,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 22:42:41,510 WARN L228 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_ef25d977-ac6c-458f-9259-42ad26f68fdc/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2021-11-13 22:42:41,559 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:42:41,581 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 22:42:41,651 WARN L228 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_ef25d977-ac6c-458f-9259-42ad26f68fdc/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2021-11-13 22:42:41,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:42:41,759 INFO L208 MainTranslator]: Completed translation [2021-11-13 22:42:41,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:41 WrapperNode [2021-11-13 22:42:41,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 22:42:41,761 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 22:42:41,761 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 22:42:41,763 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 22:42:41,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:41" (1/1) ... [2021-11-13 22:42:41,807 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:41" (1/1) ... [2021-11-13 22:42:41,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 22:42:41,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 22:42:41,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 22:42:41,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 22:42:41,871 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:41" (1/1) ... [2021-11-13 22:42:41,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:41" (1/1) ... [2021-11-13 22:42:41,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:41" (1/1) ... [2021-11-13 22:42:41,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:41" (1/1) ... [2021-11-13 22:42:41,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:41" (1/1) ... [2021-11-13 22:42:41,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:41" (1/1) ... [2021-11-13 22:42:41,920 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:41" (1/1) ... [2021-11-13 22:42:41,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 22:42:41,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 22:42:41,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 22:42:41,933 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 22:42:41,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:41" (1/1) ... [2021-11-13 22:42:41,949 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:42:41,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/z3 [2021-11-13 22:42:41,974 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 22:42:41,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 22:42:42,026 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-13 22:42:42,027 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-13 22:42:42,027 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-13 22:42:42,027 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-13 22:42:42,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 22:42:42,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 22:42:42,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 22:42:42,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 22:42:42,028 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2021-11-13 22:42:42,029 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2021-11-13 22:42:42,029 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-13 22:42:42,029 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-13 22:42:42,029 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-13 22:42:42,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 22:42:42,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 22:42:42,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 22:42:42,031 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 22:42:42,459 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 22:42:42,460 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 22:42:42,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:42:42 BoogieIcfgContainer [2021-11-13 22:42:42,462 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 22:42:42,463 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 22:42:42,464 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 22:42:42,487 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 22:42:42,487 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:42:42" (1/1) ... [2021-11-13 22:42:42,488 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) [2021-11-13 22:42:42,494 INFO L158 Benchmark]: Toolchain (without parser) took 1532.66ms. Allocated memory was 102.8MB in the beginning and 127.9MB in the end (delta: 25.2MB). Free memory was 66.6MB in the beginning and 60.4MB in the end (delta: 6.2MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2021-11-13 22:42:42,495 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 22:42:42,497 INFO L158 Benchmark]: CACSL2BoogieTranslator took 799.76ms. Allocated memory was 102.8MB in the beginning and 127.9MB in the end (delta: 25.2MB). Free memory was 66.3MB in the beginning and 81.5MB in the end (delta: -15.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 22:42:42,498 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.57ms. Allocated memory is still 127.9MB. Free memory was 81.5MB in the beginning and 78.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 22:42:42,499 INFO L158 Benchmark]: Boogie Preprocessor took 68.89ms. Allocated memory is still 127.9MB. Free memory was 78.9MB in the beginning and 77.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 22:42:42,500 INFO L158 Benchmark]: RCFGBuilder took 530.44ms. Allocated memory is still 127.9MB. Free memory was 77.3MB in the beginning and 61.7MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-13 22:42:42,501 INFO L158 Benchmark]: CodeCheck took 27.44ms. Allocated memory is still 127.9MB. Free memory was 61.1MB in the beginning and 60.4MB in the end (delta: 733.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 22:42:42,511 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 0.33ms. Allocated memory is still 102.8MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 799.76ms. Allocated memory was 102.8MB in the beginning and 127.9MB in the end (delta: 25.2MB). Free memory was 66.3MB in the beginning and 81.5MB in the end (delta: -15.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.57ms. Allocated memory is still 127.9MB. Free memory was 81.5MB in the beginning and 78.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.89ms. Allocated memory is still 127.9MB. Free memory was 78.9MB in the beginning and 77.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 530.44ms. Allocated memory is still 127.9MB. Free memory was 77.3MB in the beginning and 61.7MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 27.44ms. Allocated memory is still 127.9MB. Free memory was 61.1MB in the beginning and 60.4MB in the end (delta: 733.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 22:42:42,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e --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 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 22:42:45,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 22:42:45,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 22:42:45,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 22:42:45,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 22:42:45,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 22:42:45,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 22:42:45,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 22:42:45,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 22:42:45,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 22:42:45,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 22:42:45,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 22:42:45,198 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 22:42:45,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 22:42:45,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 22:42:45,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 22:42:45,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 22:42:45,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 22:42:45,214 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 22:42:45,221 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 22:42:45,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 22:42:45,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 22:42:45,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 22:42:45,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 22:42:45,238 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 22:42:45,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 22:42:45,239 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 22:42:45,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 22:42:45,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 22:42:45,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 22:42:45,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 22:42:45,244 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 22:42:45,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 22:42:45,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 22:42:45,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 22:42:45,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 22:42:45,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 22:42:45,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 22:42:45,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 22:42:45,253 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 22:42:45,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 22:42:45,254 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-13 22:42:45,297 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 22:42:45,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 22:42:45,299 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 22:42:45,300 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 22:42:45,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 22:42:45,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 22:42:45,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 22:42:45,302 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 22:42:45,302 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 22:42:45,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 22:42:45,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 22:42:45,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 22:42:45,304 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 22:42:45,304 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 22:42:45,305 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 22:42:45,305 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 22:42:45,305 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 22:42:45,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 22:42:45,306 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 22:42:45,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 22:42:45,306 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 22:42:45,306 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 22:42:45,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 22:42:45,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:42:45,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 22:42:45,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 22:42:45,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 22:42:45,308 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-13 22:42:45,308 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 22:42:45,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 22:42:45,308 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-13 22:42:45,309 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 22:42:45,309 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_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2021-11-13 22:42:45,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 22:42:45,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 22:42:45,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 22:42:45,803 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 22:42:45,804 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 22:42:45,805 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/pthread/stack_longer-1.i [2021-11-13 22:42:45,888 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/data/44ee9bd7d/2da2df2cc4644b59964c5ce54fc3267e/FLAGdae9397b6 [2021-11-13 22:42:46,599 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 22:42:46,601 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/sv-benchmarks/c/pthread/stack_longer-1.i [2021-11-13 22:42:46,633 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/data/44ee9bd7d/2da2df2cc4644b59964c5ce54fc3267e/FLAGdae9397b6 [2021-11-13 22:42:46,810 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/data/44ee9bd7d/2da2df2cc4644b59964c5ce54fc3267e [2021-11-13 22:42:46,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 22:42:46,813 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 22:42:46,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 22:42:46,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 22:42:46,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 22:42:46,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:42:46" (1/1) ... [2021-11-13 22:42:46,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cfa095c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:46, skipping insertion in model container [2021-11-13 22:42:46,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:42:46" (1/1) ... [2021-11-13 22:42:46,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 22:42:46,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 22:42:47,543 WARN L228 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_ef25d977-ac6c-458f-9259-42ad26f68fdc/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2021-11-13 22:42:47,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:42:47,610 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 22:42:47,674 WARN L228 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_ef25d977-ac6c-458f-9259-42ad26f68fdc/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2021-11-13 22:42:47,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:42:47,780 INFO L208 MainTranslator]: Completed translation [2021-11-13 22:42:47,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:47 WrapperNode [2021-11-13 22:42:47,781 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 22:42:47,782 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 22:42:47,782 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 22:42:47,783 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 22:42:47,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:47" (1/1) ... [2021-11-13 22:42:47,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:47" (1/1) ... [2021-11-13 22:42:47,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 22:42:47,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 22:42:47,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 22:42:47,840 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 22:42:47,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:47" (1/1) ... [2021-11-13 22:42:47,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:47" (1/1) ... [2021-11-13 22:42:47,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:47" (1/1) ... [2021-11-13 22:42:47,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:47" (1/1) ... [2021-11-13 22:42:47,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:47" (1/1) ... [2021-11-13 22:42:47,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:47" (1/1) ... [2021-11-13 22:42:47,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:47" (1/1) ... [2021-11-13 22:42:47,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 22:42:47,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 22:42:47,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 22:42:47,882 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 22:42:47,882 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:47" (1/1) ... [2021-11-13 22:42:47,889 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:42:47,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/z3 [2021-11-13 22:42:47,913 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 22:42:47,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 22:42:47,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-13 22:42:47,973 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-13 22:42:47,973 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-13 22:42:47,973 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-13 22:42:47,974 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-13 22:42:47,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 22:42:47,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 22:42:47,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 22:42:47,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 22:42:47,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-13 22:42:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2021-11-13 22:42:47,975 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2021-11-13 22:42:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-13 22:42:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-13 22:42:47,975 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-13 22:42:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 22:42:47,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 22:42:47,977 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 22:42:48,493 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 22:42:48,494 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 22:42:48,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:42:48 BoogieIcfgContainer [2021-11-13 22:42:48,496 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 22:42:48,497 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 22:42:48,497 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 22:42:48,507 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 22:42:48,507 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:42:48" (1/1) ... [2021-11-13 22:42:48,508 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) [2021-11-13 22:42:48,512 INFO L158 Benchmark]: Toolchain (without parser) took 1698.25ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 32.2MB in the beginning and 44.6MB in the end (delta: -12.4MB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. [2021-11-13 22:42:48,513 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 56.6MB. Free memory was 37.2MB in the beginning and 37.2MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 22:42:48,514 INFO L158 Benchmark]: CACSL2BoogieTranslator took 967.02ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 32.1MB in the beginning and 48.2MB in the end (delta: -16.1MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2021-11-13 22:42:48,515 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.72ms. Allocated memory is still 69.2MB. Free memory was 48.2MB in the beginning and 45.6MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 22:42:48,515 INFO L158 Benchmark]: Boogie Preprocessor took 40.77ms. Allocated memory is still 69.2MB. Free memory was 45.6MB in the beginning and 43.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 22:42:48,516 INFO L158 Benchmark]: RCFGBuilder took 615.17ms. Allocated memory is still 69.2MB. Free memory was 43.5MB in the beginning and 45.6MB in the end (delta: -2.1MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2021-11-13 22:42:48,517 INFO L158 Benchmark]: CodeCheck took 13.29ms. Allocated memory is still 69.2MB. Free memory was 45.6MB in the beginning and 44.6MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 22:42:48,527 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 0.70ms. Allocated memory is still 56.6MB. Free memory was 37.2MB in the beginning and 37.2MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 967.02ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 32.1MB in the beginning and 48.2MB in the end (delta: -16.1MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.72ms. Allocated memory is still 69.2MB. Free memory was 48.2MB in the beginning and 45.6MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.77ms. Allocated memory is still 69.2MB. Free memory was 45.6MB in the beginning and 43.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 615.17ms. Allocated memory is still 69.2MB. Free memory was 43.5MB in the beginning and 45.6MB in the end (delta: -2.1MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * CodeCheck took 13.29ms. Allocated memory is still 69.2MB. Free memory was 45.6MB in the beginning and 44.6MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 22:42:48,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef25d977-ac6c-458f-9259-42ad26f68fdc/bin/ukojak-2xVlg8857e/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