./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longest-2.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_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/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_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/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_160e23ac-27ef-457b-a75e-41c46a95dafd/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 93834d0ed7ae29f55a5cf3676a6d16497c83e10891cd8a2ab18e9898a90eaebc --- 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 16:19:45,551 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:19:45,553 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:19:45,571 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:19:45,572 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:19:45,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:19:45,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:19:45,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:19:45,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:19:45,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:19:45,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:19:45,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:19:45,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:19:45,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:19:45,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:19:45,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:19:45,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:19:45,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:19:45,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:19:45,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:19:45,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:19:45,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:19:45,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:19:45,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:19:45,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:19:45,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:19:45,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:19:45,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:19:45,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:19:45,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:19:45,597 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:19:45,598 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:19:45,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:19:45,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:19:45,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:19:45,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:19:45,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:19:45,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:19:45,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:19:45,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:19:45,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:19:45,603 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 16:19:45,621 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:19:45,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:19:45,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 16:19:45,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 16:19:45,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:19:45,623 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 16:19:45,623 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 16:19:45,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 16:19:45,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 16:19:45,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:19:45,624 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 16:19:45,624 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 16:19:45,624 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 16:19:45,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:19:45,624 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 16:19:45,625 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:19:45,625 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 16:19:45,625 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 16:19:45,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:19:45,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:19:45,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:19:45,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:19:45,626 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 16:19:45,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 16:19:45,626 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_160e23ac-27ef-457b-a75e-41c46a95dafd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93834d0ed7ae29f55a5cf3676a6d16497c83e10891cd8a2ab18e9898a90eaebc [2022-12-14 16:19:45,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:19:45,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:19:45,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:19:45,844 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:19:45,845 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:19:45,846 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/25_stack_longest-2.i [2022-12-14 16:19:48,482 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:19:48,703 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:19:48,703 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i [2022-12-14 16:19:48,713 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/data/9fefe6d26/83849c656e6545f38f944c7ae18e987b/FLAGf25d4a7e8 [2022-12-14 16:19:48,723 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/data/9fefe6d26/83849c656e6545f38f944c7ae18e987b [2022-12-14 16:19:48,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:19:48,726 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:19:48,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:19:48,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:19:48,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:19:48,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:19:48" (1/1) ... [2022-12-14 16:19:48,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ba10db7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:48, skipping insertion in model container [2022-12-14 16:19:48,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:19:48" (1/1) ... [2022-12-14 16:19:48,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:19:48,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:19:48,963 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_160e23ac-27ef-457b-a75e-41c46a95dafd/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i[31043,31056] [2022-12-14 16:19:48,971 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:19:48,980 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:19:49,005 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_160e23ac-27ef-457b-a75e-41c46a95dafd/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i[31043,31056] [2022-12-14 16:19:49,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:19:49,028 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:19:49,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:49 WrapperNode [2022-12-14 16:19:49,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:19:49,029 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:19:49,030 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:19:49,030 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:19:49,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:49" (1/1) ... [2022-12-14 16:19:49,044 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:49" (1/1) ... [2022-12-14 16:19:49,060 INFO L138 Inliner]: procedures = 177, calls = 34, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 174 [2022-12-14 16:19:49,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:19:49,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:19:49,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:19:49,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:19:49,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:49" (1/1) ... [2022-12-14 16:19:49,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:49" (1/1) ... [2022-12-14 16:19:49,070 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:49" (1/1) ... [2022-12-14 16:19:49,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:49" (1/1) ... [2022-12-14 16:19:49,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:49" (1/1) ... [2022-12-14 16:19:49,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:49" (1/1) ... [2022-12-14 16:19:49,078 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:49" (1/1) ... [2022-12-14 16:19:49,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:49" (1/1) ... [2022-12-14 16:19:49,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:19:49,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:19:49,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:19:49,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:19:49,082 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:49" (1/1) ... [2022-12-14 16:19:49,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:19:49,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 16:19:49,104 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 16:19:49,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 16:19:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 16:19:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 16:19:49,133 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 16:19:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 16:19:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 16:19:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 16:19:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 16:19:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 16:19:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:19:49,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:19:49,135 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 16:19:49,234 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:19:49,235 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:19:49,512 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:19:49,682 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:19:49,682 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 16:19:49,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:19:49 BoogieIcfgContainer [2022-12-14 16:19:49,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 16:19:49,686 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 16:19:49,686 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 16:19:49,696 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 16:19:49,697 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:19:49" (1/1) ... [2022-12-14 16:19:49,697 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 16:19:49,701 INFO L158 Benchmark]: Toolchain (without parser) took 973.95ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 124.6MB in the beginning and 155.4MB in the end (delta: -30.9MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2022-12-14 16:19:49,702 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 161.5MB. Free memory is still 132.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:19:49,702 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.94ms. Allocated memory is still 161.5MB. Free memory was 124.6MB in the beginning and 104.5MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 16:19:49,703 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.19ms. Allocated memory is still 161.5MB. Free memory was 104.2MB in the beginning and 101.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 16:19:49,703 INFO L158 Benchmark]: Boogie Preprocessor took 20.05ms. Allocated memory is still 161.5MB. Free memory was 101.5MB in the beginning and 100.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:19:49,704 INFO L158 Benchmark]: RCFGBuilder took 603.56ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 100.0MB in the beginning and 156.6MB in the end (delta: -56.6MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. [2022-12-14 16:19:49,705 INFO L158 Benchmark]: CodeCheck took 13.58ms. Allocated memory is still 195.0MB. Free memory was 156.6MB in the beginning and 155.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 16:19:49,708 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 161.5MB. Free memory is still 132.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.94ms. Allocated memory is still 161.5MB. Free memory was 124.6MB in the beginning and 104.5MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.19ms. Allocated memory is still 161.5MB. Free memory was 104.2MB in the beginning and 101.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.05ms. Allocated memory is still 161.5MB. Free memory was 101.5MB in the beginning and 100.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 603.56ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 100.0MB in the beginning and 156.6MB in the end (delta: -56.6MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. * CodeCheck took 13.58ms. Allocated memory is still 195.0MB. Free memory was 156.6MB in the beginning and 155.4MB in the end (delta: 1.2MB). 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 16:19:49,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/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_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/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_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/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_160e23ac-27ef-457b-a75e-41c46a95dafd/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 93834d0ed7ae29f55a5cf3676a6d16497c83e10891cd8a2ab18e9898a90eaebc --- 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 16:19:51,426 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:19:51,428 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:19:51,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:19:51,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:19:51,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:19:51,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:19:51,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:19:51,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:19:51,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:19:51,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:19:51,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:19:51,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:19:51,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:19:51,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:19:51,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:19:51,459 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:19:51,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:19:51,461 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:19:51,463 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:19:51,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:19:51,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:19:51,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:19:51,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:19:51,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:19:51,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:19:51,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:19:51,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:19:51,470 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:19:51,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:19:51,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:19:51,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:19:51,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:19:51,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:19:51,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:19:51,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:19:51,488 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:19:51,488 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:19:51,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:19:51,489 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:19:51,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:19:51,490 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-14 16:19:51,506 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:19:51,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:19:51,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 16:19:51,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 16:19:51,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:19:51,508 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 16:19:51,508 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 16:19:51,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 16:19:51,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 16:19:51,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:19:51,508 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 16:19:51,509 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 16:19:51,509 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 16:19:51,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:19:51,509 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 16:19:51,509 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 16:19:51,509 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 16:19:51,509 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 16:19:51,509 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:19:51,509 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 16:19:51,510 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 16:19:51,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:19:51,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:19:51,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:19:51,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:19:51,510 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 16:19:51,510 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 16:19:51,510 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 16:19:51,511 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 16:19:51,511 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_160e23ac-27ef-457b-a75e-41c46a95dafd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93834d0ed7ae29f55a5cf3676a6d16497c83e10891cd8a2ab18e9898a90eaebc [2022-12-14 16:19:51,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:19:51,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:19:51,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:19:51,764 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:19:51,764 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:19:51,765 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/25_stack_longest-2.i [2022-12-14 16:19:54,336 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:19:54,515 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:19:54,515 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i [2022-12-14 16:19:54,523 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/data/f2d7469f8/7ed50f9b6d6b4797b4586c457e3cd9de/FLAG1465a5fa1 [2022-12-14 16:19:54,534 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/data/f2d7469f8/7ed50f9b6d6b4797b4586c457e3cd9de [2022-12-14 16:19:54,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:19:54,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:19:54,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:19:54,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:19:54,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:19:54,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:19:54" (1/1) ... [2022-12-14 16:19:54,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52e97e5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:54, skipping insertion in model container [2022-12-14 16:19:54,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:19:54" (1/1) ... [2022-12-14 16:19:54,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:19:54,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:19:54,787 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_160e23ac-27ef-457b-a75e-41c46a95dafd/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i[31043,31056] [2022-12-14 16:19:54,795 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:19:54,806 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:19:54,833 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_160e23ac-27ef-457b-a75e-41c46a95dafd/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i[31043,31056] [2022-12-14 16:19:54,836 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:19:54,861 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:19:54,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:54 WrapperNode [2022-12-14 16:19:54,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:19:54,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:19:54,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:19:54,863 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:19:54,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:54" (1/1) ... [2022-12-14 16:19:54,879 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:54" (1/1) ... [2022-12-14 16:19:54,896 INFO L138 Inliner]: procedures = 181, calls = 34, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 171 [2022-12-14 16:19:54,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:19:54,897 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:19:54,897 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:19:54,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:19:54,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:54" (1/1) ... [2022-12-14 16:19:54,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:54" (1/1) ... [2022-12-14 16:19:54,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:54" (1/1) ... [2022-12-14 16:19:54,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:54" (1/1) ... [2022-12-14 16:19:54,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:54" (1/1) ... [2022-12-14 16:19:54,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:54" (1/1) ... [2022-12-14 16:19:54,917 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:54" (1/1) ... [2022-12-14 16:19:54,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:54" (1/1) ... [2022-12-14 16:19:54,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:19:54,921 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:19:54,921 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:19:54,921 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:19:54,922 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:19:54" (1/1) ... [2022-12-14 16:19:54,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:19:54,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 16:19:54,944 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 16:19:54,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 16:19:54,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 16:19:54,986 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 16:19:54,986 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 16:19:54,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 16:19:54,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 16:19:54,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 16:19:54,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 16:19:54,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 16:19:54,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 16:19:54,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:19:54,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:19:54,988 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 16:19:55,105 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:19:55,107 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:19:55,495 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:19:55,633 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:19:55,634 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 16:19:55,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:19:55 BoogieIcfgContainer [2022-12-14 16:19:55,635 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 16:19:55,636 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 16:19:55,636 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 16:19:55,643 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 16:19:55,643 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:19:55" (1/1) ... [2022-12-14 16:19:55,644 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 16:19:55,647 INFO L158 Benchmark]: Toolchain (without parser) took 1109.84ms. Allocated memory is still 98.6MB. Free memory was 75.8MB in the beginning and 45.9MB in the end (delta: 29.9MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. [2022-12-14 16:19:55,647 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 39.2MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:19:55,647 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.86ms. Allocated memory is still 98.6MB. Free memory was 75.8MB in the beginning and 54.3MB in the end (delta: 21.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-14 16:19:55,648 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.33ms. Allocated memory is still 98.6MB. Free memory was 54.3MB in the beginning and 51.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 16:19:55,648 INFO L158 Benchmark]: Boogie Preprocessor took 23.33ms. Allocated memory is still 98.6MB. Free memory was 51.8MB in the beginning and 49.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 16:19:55,649 INFO L158 Benchmark]: RCFGBuilder took 714.50ms. Allocated memory is still 98.6MB. Free memory was 49.7MB in the beginning and 47.1MB in the end (delta: 2.6MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2022-12-14 16:19:55,649 INFO L158 Benchmark]: CodeCheck took 9.54ms. Allocated memory is still 98.6MB. Free memory was 47.1MB in the beginning and 45.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 16:19:55,651 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 was 39.3MB in the beginning and 39.2MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 324.86ms. Allocated memory is still 98.6MB. Free memory was 75.8MB in the beginning and 54.3MB in the end (delta: 21.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.33ms. Allocated memory is still 98.6MB. Free memory was 54.3MB in the beginning and 51.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.33ms. Allocated memory is still 98.6MB. Free memory was 51.8MB in the beginning and 49.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 714.50ms. Allocated memory is still 98.6MB. Free memory was 49.7MB in the beginning and 47.1MB in the end (delta: 2.6MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * CodeCheck took 9.54ms. Allocated memory is still 98.6MB. Free memory was 47.1MB in the beginning and 45.9MB in the end (delta: 1.2MB). 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 16:19:55,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_160e23ac-27ef-457b-a75e-41c46a95dafd/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