./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/stack_longest-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 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_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 20:31:32,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:31:32,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:31:32,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:31:32,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:31:32,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:31:32,519 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:31:32,520 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:31:32,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:31:32,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:31:32,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:31:32,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:31:32,525 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:31:32,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:31:32,527 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:31:32,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:31:32,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:31:32,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:31:32,531 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:31:32,532 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:31:32,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:31:32,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:31:32,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:31:32,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:31:32,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:31:32,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:31:32,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:31:32,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:31:32,551 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:31:32,551 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:31:32,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:31:32,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:31:32,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:31:32,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:31:32,555 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:31:32,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:31:32,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:31:32,556 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:31:32,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:31:32,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:31:32,558 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:31:32,558 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 20:31:32,581 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:31:32,581 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:31:32,582 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:31:32,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:31:32,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:31:32,583 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:31:32,583 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:31:32,583 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:31:32,584 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:31:32,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:31:32,584 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 20:31:32,584 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 20:31:32,584 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 20:31:32,584 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:31:32,585 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:31:32,585 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:31:32,585 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:31:32,585 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:31:32,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:31:32,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:31:32,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:31:32,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:31:32,586 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:31:32,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:31:32,587 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_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 [2022-12-14 20:31:32,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:31:32,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:31:32,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:31:32,792 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:31:32,792 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:31:32,793 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/stack_longest-1.i [2022-12-14 20:31:35,354 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:31:35,527 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:31:35,527 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/sv-benchmarks/c/pthread/stack_longest-1.i [2022-12-14 20:31:35,537 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/data/9f2bc25c7/ea9ab3649532432ebbbc069fe6ba00e0/FLAG46f708fa2 [2022-12-14 20:31:35,551 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/data/9f2bc25c7/ea9ab3649532432ebbbc069fe6ba00e0 [2022-12-14 20:31:35,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:31:35,555 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:31:35,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:31:35,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:31:35,559 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:31:35,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:31:35" (1/1) ... [2022-12-14 20:31:35,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17156570 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:35, skipping insertion in model container [2022-12-14 20:31:35,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:31:35" (1/1) ... [2022-12-14 20:31:35,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:31:35,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:31:35,885 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/sv-benchmarks/c/pthread/stack_longest-1.i[41530,41543] [2022-12-14 20:31:35,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:31:35,913 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:31:35,939 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/sv-benchmarks/c/pthread/stack_longest-1.i[41530,41543] [2022-12-14 20:31:35,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:31:35,998 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:31:35,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:35 WrapperNode [2022-12-14 20:31:35,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:31:36,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:31:36,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:31:36,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:31:36,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:35" (1/1) ... [2022-12-14 20:31:36,018 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:35" (1/1) ... [2022-12-14 20:31:36,036 INFO L138 Inliner]: procedures = 277, calls = 39, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 155 [2022-12-14 20:31:36,036 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:31:36,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:31:36,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:31:36,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:31:36,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:35" (1/1) ... [2022-12-14 20:31:36,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:35" (1/1) ... [2022-12-14 20:31:36,051 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:35" (1/1) ... [2022-12-14 20:31:36,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:35" (1/1) ... [2022-12-14 20:31:36,060 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:35" (1/1) ... [2022-12-14 20:31:36,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:35" (1/1) ... [2022-12-14 20:31:36,066 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:35" (1/1) ... [2022-12-14 20:31:36,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:35" (1/1) ... [2022-12-14 20:31:36,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:31:36,071 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:31:36,071 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:31:36,072 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:31:36,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:35" (1/1) ... [2022-12-14 20:31:36,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:31:36,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:31:36,109 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:31:36,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:31:36,147 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-14 20:31:36,147 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-14 20:31:36,147 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-14 20:31:36,147 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-14 20:31:36,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:31:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:31:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 20:31:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:31:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 20:31:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:31:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:31:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:31:36,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:31:36,150 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 20:31:36,262 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:31:36,263 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:31:36,486 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:31:36,495 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:31:36,495 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 20:31:36,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:31:36 BoogieIcfgContainer [2022-12-14 20:31:36,497 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:31:36,498 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:31:36,498 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:31:36,505 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:31:36,505 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:31:36" (1/1) ... [2022-12-14 20:31:36,505 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) [2022-12-14 20:31:36,508 INFO L158 Benchmark]: Toolchain (without parser) took 953.28ms. Allocated memory was 119.5MB in the beginning and 159.4MB in the end (delta: 39.8MB). Free memory was 75.6MB in the beginning and 114.2MB in the end (delta: -38.6MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2022-12-14 20:31:36,509 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 119.5MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:31:36,509 INFO L158 Benchmark]: CACSL2BoogieTranslator took 442.81ms. Allocated memory is still 119.5MB. Free memory was 75.6MB in the beginning and 46.3MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-14 20:31:36,510 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.29ms. Allocated memory is still 119.5MB. Free memory was 46.3MB in the beginning and 43.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 20:31:36,510 INFO L158 Benchmark]: Boogie Preprocessor took 34.10ms. Allocated memory is still 119.5MB. Free memory was 43.5MB in the beginning and 41.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:31:36,510 INFO L158 Benchmark]: RCFGBuilder took 425.66ms. Allocated memory was 119.5MB in the beginning and 159.4MB in the end (delta: 39.8MB). Free memory was 41.8MB in the beginning and 116.0MB in the end (delta: -74.2MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2022-12-14 20:31:36,511 INFO L158 Benchmark]: CodeCheck took 9.70ms. Allocated memory is still 159.4MB. Free memory was 115.1MB in the beginning and 114.2MB in the end (delta: 869.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:31:36,513 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 0.17ms. Allocated memory is still 119.5MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 442.81ms. Allocated memory is still 119.5MB. Free memory was 75.6MB in the beginning and 46.3MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.29ms. Allocated memory is still 119.5MB. Free memory was 46.3MB in the beginning and 43.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.10ms. Allocated memory is still 119.5MB. Free memory was 43.5MB in the beginning and 41.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 425.66ms. Allocated memory was 119.5MB in the beginning and 159.4MB in the end (delta: 39.8MB). Free memory was 41.8MB in the beginning and 116.0MB in the end (delta: -74.2MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * CodeCheck took 9.70ms. Allocated memory is still 159.4MB. Free memory was 115.1MB in the beginning and 114.2MB in the end (delta: 869.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 20:31:36,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/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_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 20:31:38,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:31:38,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:31:38,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:31:38,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:31:38,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:31:38,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:31:38,172 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:31:38,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:31:38,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:31:38,174 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:31:38,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:31:38,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:31:38,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:31:38,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:31:38,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:31:38,177 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:31:38,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:31:38,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:31:38,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:31:38,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:31:38,182 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:31:38,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:31:38,184 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:31:38,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:31:38,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:31:38,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:31:38,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:31:38,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:31:38,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:31:38,191 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:31:38,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:31:38,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:31:38,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:31:38,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:31:38,199 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:31:38,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:31:38,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:31:38,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:31:38,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:31:38,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:31:38,203 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-14 20:31:38,228 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:31:38,228 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:31:38,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:31:38,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:31:38,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:31:38,229 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:31:38,230 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:31:38,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:31:38,230 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:31:38,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:31:38,230 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 20:31:38,230 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 20:31:38,231 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 20:31:38,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:31:38,231 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 20:31:38,231 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 20:31:38,231 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 20:31:38,231 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:31:38,232 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:31:38,232 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:31:38,232 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:31:38,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:31:38,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:31:38,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:31:38,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:31:38,233 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 20:31:38,233 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 20:31:38,233 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 20:31:38,233 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 20:31:38,233 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_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 [2022-12-14 20:31:38,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:31:38,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:31:38,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:31:38,464 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:31:38,465 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:31:38,466 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/stack_longest-1.i [2022-12-14 20:31:41,137 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:31:41,366 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:31:41,367 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/sv-benchmarks/c/pthread/stack_longest-1.i [2022-12-14 20:31:41,380 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/data/2359cca12/1add2ffa2f464b15a8984fb3fd3334c3/FLAGd7494c4a9 [2022-12-14 20:31:41,392 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/data/2359cca12/1add2ffa2f464b15a8984fb3fd3334c3 [2022-12-14 20:31:41,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:31:41,395 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:31:41,396 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:31:41,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:31:41,399 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:31:41,400 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:31:41" (1/1) ... [2022-12-14 20:31:41,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d16a41d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:41, skipping insertion in model container [2022-12-14 20:31:41,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:31:41" (1/1) ... [2022-12-14 20:31:41,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:31:41,446 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:31:41,776 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/sv-benchmarks/c/pthread/stack_longest-1.i[41530,41543] [2022-12-14 20:31:41,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:31:41,812 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:31:41,850 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/sv-benchmarks/c/pthread/stack_longest-1.i[41530,41543] [2022-12-14 20:31:41,859 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:31:41,919 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:31:41,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:41 WrapperNode [2022-12-14 20:31:41,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:31:41,920 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:31:41,921 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:31:41,921 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:31:41,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:41" (1/1) ... [2022-12-14 20:31:41,946 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:41" (1/1) ... [2022-12-14 20:31:41,969 INFO L138 Inliner]: procedures = 281, calls = 39, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 151 [2022-12-14 20:31:41,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:31:41,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:31:41,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:31:41,970 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:31:41,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:41" (1/1) ... [2022-12-14 20:31:41,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:41" (1/1) ... [2022-12-14 20:31:41,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:41" (1/1) ... [2022-12-14 20:31:41,982 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:41" (1/1) ... [2022-12-14 20:31:41,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:41" (1/1) ... [2022-12-14 20:31:41,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:41" (1/1) ... [2022-12-14 20:31:41,995 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:41" (1/1) ... [2022-12-14 20:31:41,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:41" (1/1) ... [2022-12-14 20:31:42,000 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:31:42,001 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:31:42,001 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:31:42,001 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:31:42,001 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:41" (1/1) ... [2022-12-14 20:31:42,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:31:42,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:31:42,027 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:31:42,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:31:42,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 20:31:42,061 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-14 20:31:42,061 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-14 20:31:42,061 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-14 20:31:42,062 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-14 20:31:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:31:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:31:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 20:31:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 20:31:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 20:31:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 20:31:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:31:42,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:31:42,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:31:42,064 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 20:31:42,186 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:31:42,188 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:31:42,476 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:31:42,482 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:31:42,483 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 20:31:42,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:31:42 BoogieIcfgContainer [2022-12-14 20:31:42,484 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:31:42,485 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:31:42,485 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:31:42,492 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:31:42,493 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:31:42" (1/1) ... [2022-12-14 20:31:42,493 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) [2022-12-14 20:31:42,496 INFO L158 Benchmark]: Toolchain (without parser) took 1100.93ms. Allocated memory was 88.1MB in the beginning and 121.6MB in the end (delta: 33.6MB). Free memory was 42.9MB in the beginning and 91.5MB in the end (delta: -48.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:31:42,497 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 88.1MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:31:42,497 INFO L158 Benchmark]: CACSL2BoogieTranslator took 523.67ms. Allocated memory is still 88.1MB. Free memory was 42.5MB in the beginning and 50.4MB in the end (delta: -7.8MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2022-12-14 20:31:42,497 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.66ms. Allocated memory is still 88.1MB. Free memory was 50.4MB in the beginning and 47.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 20:31:42,498 INFO L158 Benchmark]: Boogie Preprocessor took 30.23ms. Allocated memory is still 88.1MB. Free memory was 47.5MB in the beginning and 45.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:31:42,498 INFO L158 Benchmark]: RCFGBuilder took 483.92ms. Allocated memory was 88.1MB in the beginning and 121.6MB in the end (delta: 33.6MB). Free memory was 45.4MB in the beginning and 92.1MB in the end (delta: -46.7MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-12-14 20:31:42,499 INFO L158 Benchmark]: CodeCheck took 10.13ms. Allocated memory is still 121.6MB. Free memory was 92.1MB in the beginning and 91.5MB in the end (delta: 559.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:31:42,501 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 0.12ms. Allocated memory is still 88.1MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 523.67ms. Allocated memory is still 88.1MB. Free memory was 42.5MB in the beginning and 50.4MB in the end (delta: -7.8MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.66ms. Allocated memory is still 88.1MB. Free memory was 50.4MB in the beginning and 47.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.23ms. Allocated memory is still 88.1MB. Free memory was 47.5MB in the beginning and 45.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 483.92ms. Allocated memory was 88.1MB in the beginning and 121.6MB in the end (delta: 33.6MB). Free memory was 45.4MB in the beginning and 92.1MB in the end (delta: -46.7MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * CodeCheck took 10.13ms. Allocated memory is still 121.6MB. Free memory was 92.1MB in the beginning and 91.5MB in the end (delta: 559.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 20:31:42,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_426f650f-a644-46ef-a1fc-60565e911370/bin/ukojak-rkRKPMF4O4/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