./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/stack-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/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_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/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_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/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 1c5d098180a5596f0a60d3177354c69a5ee6da68b8191dc75b6c33b291ef0421 --- 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 21:09:48,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:09:48,767 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:09:48,781 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:09:48,781 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:09:48,782 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:09:48,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:09:48,784 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:09:48,785 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:09:48,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:09:48,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:09:48,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:09:48,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:09:48,788 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:09:48,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:09:48,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:09:48,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:09:48,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:09:48,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:09:48,793 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:09:48,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:09:48,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:09:48,795 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:09:48,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:09:48,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:09:48,799 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:09:48,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:09:48,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:09:48,800 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:09:48,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:09:48,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:09:48,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:09:48,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:09:48,802 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:09:48,803 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:09:48,803 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:09:48,803 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:09:48,804 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:09:48,804 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:09:48,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:09:48,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:09:48,805 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 21:09:48,820 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:09:48,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:09:48,821 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:09:48,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:09:48,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:09:48,821 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:09:48,821 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 21:09:48,822 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:09:48,822 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:09:48,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:09:48,822 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 21:09:48,822 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 21:09:48,822 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 21:09:48,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:09:48,822 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:09:48,822 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:09:48,823 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:09:48,823 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:09:48,823 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:09:48,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:09:48,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:09:48,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:09:48,823 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:09:48,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:09:48,824 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_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c5d098180a5596f0a60d3177354c69a5ee6da68b8191dc75b6c33b291ef0421 [2022-12-14 21:09:48,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:09:49,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:09:49,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:09:49,015 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:09:49,015 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:09:49,016 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/stack-2.i [2022-12-14 21:09:51,586 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:09:51,783 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:09:51,784 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/sv-benchmarks/c/pthread/stack-2.i [2022-12-14 21:09:51,796 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/data/912bf4ab8/02160f8328cb4a76ac945a0b8843766e/FLAG08a048c74 [2022-12-14 21:09:51,809 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/data/912bf4ab8/02160f8328cb4a76ac945a0b8843766e [2022-12-14 21:09:51,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:09:51,812 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:09:51,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:09:51,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:09:51,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:09:51,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:09:51" (1/1) ... [2022-12-14 21:09:51,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a4493a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:51, skipping insertion in model container [2022-12-14 21:09:51,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:09:51" (1/1) ... [2022-12-14 21:09:51,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:09:51,855 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:09:52,193 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_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/sv-benchmarks/c/pthread/stack-2.i[41520,41533] [2022-12-14 21:09:52,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:09:52,231 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:09:52,269 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_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/sv-benchmarks/c/pthread/stack-2.i[41520,41533] [2022-12-14 21:09:52,280 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:09:52,342 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:09:52,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:52 WrapperNode [2022-12-14 21:09:52,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:09:52,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:09:52,344 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:09:52,344 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:09:52,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:52" (1/1) ... [2022-12-14 21:09:52,362 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:52" (1/1) ... [2022-12-14 21:09:52,380 INFO L138 Inliner]: procedures = 277, calls = 44, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 159 [2022-12-14 21:09:52,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:09:52,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:09:52,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:09:52,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:09:52,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:52" (1/1) ... [2022-12-14 21:09:52,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:52" (1/1) ... [2022-12-14 21:09:52,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:52" (1/1) ... [2022-12-14 21:09:52,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:52" (1/1) ... [2022-12-14 21:09:52,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:52" (1/1) ... [2022-12-14 21:09:52,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:52" (1/1) ... [2022-12-14 21:09:52,400 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:52" (1/1) ... [2022-12-14 21:09:52,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:52" (1/1) ... [2022-12-14 21:09:52,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:09:52,403 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:09:52,403 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:09:52,404 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:09:52,404 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:52" (1/1) ... [2022-12-14 21:09:52,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:09:52,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:09:52,427 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:09:52,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:09:52,461 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-14 21:09:52,461 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-14 21:09:52,461 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-14 21:09:52,461 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-14 21:09:52,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:09:52,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:09:52,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 21:09:52,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 21:09:52,462 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 21:09:52,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:09:52,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:09:52,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:09:52,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:09:52,463 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 21:09:52,569 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:09:52,571 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:09:52,811 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:09:52,817 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:09:52,818 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 21:09:52,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:09:52 BoogieIcfgContainer [2022-12-14 21:09:52,819 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:09:52,820 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:09:52,820 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:09:52,827 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:09:52,827 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:09:52" (1/1) ... [2022-12-14 21:09:52,828 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 21:09:52,831 INFO L158 Benchmark]: Toolchain (without parser) took 1018.12ms. Allocated memory was 109.1MB in the beginning and 134.2MB in the end (delta: 25.2MB). Free memory was 68.9MB in the beginning and 76.8MB in the end (delta: -7.8MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-12-14 21:09:52,831 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 109.1MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:09:52,832 INFO L158 Benchmark]: CACSL2BoogieTranslator took 529.47ms. Allocated memory was 109.1MB in the beginning and 134.2MB in the end (delta: 25.2MB). Free memory was 68.6MB in the beginning and 101.6MB in the end (delta: -33.0MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2022-12-14 21:09:52,832 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.23ms. Allocated memory is still 134.2MB. Free memory was 101.6MB in the beginning and 98.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:09:52,833 INFO L158 Benchmark]: Boogie Preprocessor took 21.71ms. Allocated memory is still 134.2MB. Free memory was 98.9MB in the beginning and 96.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:09:52,833 INFO L158 Benchmark]: RCFGBuilder took 416.16ms. Allocated memory is still 134.2MB. Free memory was 96.8MB in the beginning and 77.8MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 21:09:52,833 INFO L158 Benchmark]: CodeCheck took 9.78ms. Allocated memory is still 134.2MB. Free memory was 77.8MB in the beginning and 76.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:09:52,835 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 0.15ms. Allocated memory is still 109.1MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 529.47ms. Allocated memory was 109.1MB in the beginning and 134.2MB in the end (delta: 25.2MB). Free memory was 68.6MB in the beginning and 101.6MB in the end (delta: -33.0MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.23ms. Allocated memory is still 134.2MB. Free memory was 101.6MB in the beginning and 98.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.71ms. Allocated memory is still 134.2MB. Free memory was 98.9MB in the beginning and 96.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 416.16ms. Allocated memory is still 134.2MB. Free memory was 96.8MB in the beginning and 77.8MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 9.78ms. Allocated memory is still 134.2MB. Free memory was 77.8MB in the beginning and 76.8MB 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. [2022-12-14 21:09:52,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/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_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/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_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/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 1c5d098180a5596f0a60d3177354c69a5ee6da68b8191dc75b6c33b291ef0421 --- 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 21:09:54,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:09:54,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:09:54,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:09:54,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:09:54,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:09:54,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:09:54,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:09:54,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:09:54,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:09:54,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:09:54,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:09:54,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:09:54,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:09:54,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:09:54,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:09:54,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:09:54,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:09:54,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:09:54,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:09:54,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:09:54,433 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:09:54,434 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:09:54,435 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:09:54,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:09:54,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:09:54,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:09:54,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:09:54,438 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:09:54,439 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:09:54,439 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:09:54,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:09:54,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:09:54,440 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:09:54,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:09:54,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:09:54,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:09:54,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:09:54,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:09:54,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:09:54,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:09:54,449 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-14 21:09:54,466 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:09:54,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:09:54,468 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:09:54,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:09:54,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:09:54,468 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:09:54,469 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 21:09:54,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:09:54,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:09:54,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:09:54,470 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 21:09:54,470 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 21:09:54,470 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 21:09:54,470 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:09:54,471 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 21:09:54,471 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 21:09:54,471 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 21:09:54,471 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:09:54,471 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:09:54,472 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:09:54,472 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:09:54,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:09:54,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:09:54,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:09:54,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:09:54,473 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 21:09:54,473 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 21:09:54,473 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 21:09:54,473 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 21:09:54,473 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_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c5d098180a5596f0a60d3177354c69a5ee6da68b8191dc75b6c33b291ef0421 [2022-12-14 21:09:54,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:09:54,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:09:54,705 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:09:54,706 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:09:54,707 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:09:54,708 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/stack-2.i [2022-12-14 21:09:57,293 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:09:57,498 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:09:57,499 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/sv-benchmarks/c/pthread/stack-2.i [2022-12-14 21:09:57,513 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/data/5f2fc6317/543511b3e5a9403d8d083fcd278bf075/FLAG0d7f52f73 [2022-12-14 21:09:57,528 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/data/5f2fc6317/543511b3e5a9403d8d083fcd278bf075 [2022-12-14 21:09:57,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:09:57,532 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:09:57,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:09:57,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:09:57,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:09:57,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:09:57" (1/1) ... [2022-12-14 21:09:57,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31f15ba9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:57, skipping insertion in model container [2022-12-14 21:09:57,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:09:57" (1/1) ... [2022-12-14 21:09:57,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:09:57,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:09:57,901 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_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/sv-benchmarks/c/pthread/stack-2.i[41520,41533] [2022-12-14 21:09:57,919 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:09:57,931 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:09:57,961 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_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/sv-benchmarks/c/pthread/stack-2.i[41520,41533] [2022-12-14 21:09:57,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:09:58,013 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:09:58,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:58 WrapperNode [2022-12-14 21:09:58,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:09:58,015 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:09:58,015 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:09:58,015 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:09:58,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:58" (1/1) ... [2022-12-14 21:09:58,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:58" (1/1) ... [2022-12-14 21:09:58,052 INFO L138 Inliner]: procedures = 281, calls = 44, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 155 [2022-12-14 21:09:58,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:09:58,053 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:09:58,053 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:09:58,053 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:09:58,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:58" (1/1) ... [2022-12-14 21:09:58,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:58" (1/1) ... [2022-12-14 21:09:58,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:58" (1/1) ... [2022-12-14 21:09:58,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:58" (1/1) ... [2022-12-14 21:09:58,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:58" (1/1) ... [2022-12-14 21:09:58,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:58" (1/1) ... [2022-12-14 21:09:58,073 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:58" (1/1) ... [2022-12-14 21:09:58,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:58" (1/1) ... [2022-12-14 21:09:58,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:09:58,077 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:09:58,077 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:09:58,077 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:09:58,078 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:09:58" (1/1) ... [2022-12-14 21:09:58,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:09:58,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:09:58,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:09:58,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:09:58,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 21:09:58,136 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-14 21:09:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-14 21:09:58,136 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-14 21:09:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-14 21:09:58,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:09:58,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:09:58,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 21:09:58,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 21:09:58,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 21:09:58,136 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 21:09:58,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:09:58,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:09:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:09:58,138 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 21:09:58,250 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:09:58,252 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:09:58,556 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:09:58,563 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:09:58,564 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 21:09:58,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:09:58 BoogieIcfgContainer [2022-12-14 21:09:58,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:09:58,567 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:09:58,567 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:09:58,574 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:09:58,574 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:09:58" (1/1) ... [2022-12-14 21:09:58,575 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 21:09:58,577 INFO L158 Benchmark]: Toolchain (without parser) took 1045.31ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 28.3MB in the beginning and 46.1MB in the end (delta: -17.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:09:58,578 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory is still 39.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:09:58,578 INFO L158 Benchmark]: CACSL2BoogieTranslator took 480.89ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 27.9MB in the beginning and 51.2MB in the end (delta: -23.2MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2022-12-14 21:09:58,579 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.95ms. Allocated memory is still 77.6MB. Free memory was 51.2MB in the beginning and 48.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:09:58,579 INFO L158 Benchmark]: Boogie Preprocessor took 23.53ms. Allocated memory is still 77.6MB. Free memory was 48.3MB in the beginning and 46.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:09:58,579 INFO L158 Benchmark]: RCFGBuilder took 489.23ms. Allocated memory is still 77.6MB. Free memory was 46.3MB in the beginning and 47.2MB in the end (delta: -950.4kB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-12-14 21:09:58,580 INFO L158 Benchmark]: CodeCheck took 9.38ms. Allocated memory is still 77.6MB. Free memory was 46.8MB in the beginning and 46.1MB in the end (delta: 770.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:09:58,582 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 0.16ms. Allocated memory is still 60.8MB. Free memory is still 39.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 480.89ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 27.9MB in the beginning and 51.2MB in the end (delta: -23.2MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.95ms. Allocated memory is still 77.6MB. Free memory was 51.2MB in the beginning and 48.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.53ms. Allocated memory is still 77.6MB. Free memory was 48.3MB in the beginning and 46.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 489.23ms. Allocated memory is still 77.6MB. Free memory was 46.3MB in the beginning and 47.2MB in the end (delta: -950.4kB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * CodeCheck took 9.38ms. Allocated memory is still 77.6MB. Free memory was 46.8MB in the beginning and 46.1MB in the end (delta: 770.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 21:09:58,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d9518d-0c6c-4214-bd4e-d0ef09ce5707/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