./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longer-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_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/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_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/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_1a402d9c-22ae-45fd-b7cd-834886b86742/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 dadbc714432dbabd9f10b5aceb2a2ff8af11608da70d21414f772d02695c7806 --- 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 22:57:42,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:57:42,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:57:42,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:57:42,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:57:42,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:57:42,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:57:42,940 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:57:42,941 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:57:42,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:57:42,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:57:42,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:57:42,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:57:42,946 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:57:42,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:57:42,948 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:57:42,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:57:42,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:57:42,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:57:42,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:57:42,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:57:42,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:57:42,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:57:42,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:57:42,960 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:57:42,961 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:57:42,961 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:57:42,962 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:57:42,962 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:57:42,963 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:57:42,963 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:57:42,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:57:42,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:57:42,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:57:42,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:57:42,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:57:42,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:57:42,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:57:42,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:57:42,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:57:42,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:57:42,969 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 22:57:42,992 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:57:42,992 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:57:42,993 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:57:42,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:57:43,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:57:43,003 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:57:43,003 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:57:43,003 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:57:43,003 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:57:43,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:57:43,003 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 22:57:43,003 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 22:57:43,004 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 22:57:43,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:57:43,004 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:57:43,004 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:57:43,004 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:57:43,004 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:57:43,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:57:43,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:57:43,004 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:57:43,004 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:57:43,005 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:57:43,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:57:43,005 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_1a402d9c-22ae-45fd-b7cd-834886b86742/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dadbc714432dbabd9f10b5aceb2a2ff8af11608da70d21414f772d02695c7806 [2022-12-14 22:57:43,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:57:43,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:57:43,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:57:43,186 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:57:43,187 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:57:43,188 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2022-12-14 22:57:45,765 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:57:45,973 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:57:45,974 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2022-12-14 22:57:45,982 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/data/59ee3e37c/2d679925c9c346e7b93d3ea3c4e827bc/FLAG9421bd82e [2022-12-14 22:57:46,354 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/data/59ee3e37c/2d679925c9c346e7b93d3ea3c4e827bc [2022-12-14 22:57:46,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:57:46,357 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:57:46,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:57:46,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:57:46,361 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:57:46,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:57:46" (1/1) ... [2022-12-14 22:57:46,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72c780b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:46, skipping insertion in model container [2022-12-14 22:57:46,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:57:46" (1/1) ... [2022-12-14 22:57:46,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:57:46,390 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:57:46,582 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_1a402d9c-22ae-45fd-b7cd-834886b86742/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i[31039,31052] [2022-12-14 22:57:46,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:57:46,597 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:57:46,626 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_1a402d9c-22ae-45fd-b7cd-834886b86742/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i[31039,31052] [2022-12-14 22:57:46,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:57:46,651 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:57:46,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:46 WrapperNode [2022-12-14 22:57:46,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:57:46,652 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:57:46,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:57:46,653 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:57:46,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:46" (1/1) ... [2022-12-14 22:57:46,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:46" (1/1) ... [2022-12-14 22:57:46,686 INFO L138 Inliner]: procedures = 177, calls = 34, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 174 [2022-12-14 22:57:46,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:57:46,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:57:46,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:57:46,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:57:46,693 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:46" (1/1) ... [2022-12-14 22:57:46,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:46" (1/1) ... [2022-12-14 22:57:46,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:46" (1/1) ... [2022-12-14 22:57:46,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:46" (1/1) ... [2022-12-14 22:57:46,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:46" (1/1) ... [2022-12-14 22:57:46,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:46" (1/1) ... [2022-12-14 22:57:46,705 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:46" (1/1) ... [2022-12-14 22:57:46,706 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:46" (1/1) ... [2022-12-14 22:57:46,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:57:46,709 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:57:46,709 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:57:46,709 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:57:46,709 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:46" (1/1) ... [2022-12-14 22:57:46,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:57:46,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:57:46,733 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:57:46,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:57:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 22:57:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 22:57:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 22:57:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 22:57:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:57:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:57:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:57:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:57:46,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:57:46,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:57:46,762 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 22:57:46,864 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:57:46,866 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:57:47,177 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:57:47,337 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:57:47,337 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 22:57:47,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:57:47 BoogieIcfgContainer [2022-12-14 22:57:47,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:57:47,340 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:57:47,341 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:57:47,350 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:57:47,351 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:57:47" (1/1) ... [2022-12-14 22:57:47,351 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 22:57:47,355 INFO L158 Benchmark]: Toolchain (without parser) took 997.50ms. Allocated memory is still 119.5MB. Free memory was 85.1MB in the beginning and 59.1MB in the end (delta: 26.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 22:57:47,356 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 119.5MB. Free memory is still 88.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:57:47,356 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.15ms. Allocated memory is still 119.5MB. Free memory was 84.7MB in the beginning and 64.7MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 22:57:47,357 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.77ms. Allocated memory is still 119.5MB. Free memory was 64.7MB in the beginning and 62.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 22:57:47,357 INFO L158 Benchmark]: Boogie Preprocessor took 21.53ms. Allocated memory is still 119.5MB. Free memory was 62.0MB in the beginning and 60.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:57:47,358 INFO L158 Benchmark]: RCFGBuilder took 631.20ms. Allocated memory is still 119.5MB. Free memory was 60.2MB in the beginning and 59.7MB in the end (delta: 580.2kB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 22:57:47,358 INFO L158 Benchmark]: CodeCheck took 13.10ms. Allocated memory is still 119.5MB. Free memory was 59.7MB in the beginning and 59.1MB in the end (delta: 588.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:57:47,361 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 0.13ms. Allocated memory is still 119.5MB. Free memory is still 88.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.15ms. Allocated memory is still 119.5MB. Free memory was 84.7MB in the beginning and 64.7MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.77ms. Allocated memory is still 119.5MB. Free memory was 64.7MB in the beginning and 62.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.53ms. Allocated memory is still 119.5MB. Free memory was 62.0MB in the beginning and 60.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 631.20ms. Allocated memory is still 119.5MB. Free memory was 60.2MB in the beginning and 59.7MB in the end (delta: 580.2kB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 13.10ms. Allocated memory is still 119.5MB. Free memory was 59.7MB in the beginning and 59.1MB in the end (delta: 588.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 22:57:47,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/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_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/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_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/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_1a402d9c-22ae-45fd-b7cd-834886b86742/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 dadbc714432dbabd9f10b5aceb2a2ff8af11608da70d21414f772d02695c7806 --- 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 22:57:49,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:57:49,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:57:49,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:57:49,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:57:49,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:57:49,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:57:49,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:57:49,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:57:49,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:57:49,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:57:49,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:57:49,112 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:57:49,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:57:49,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:57:49,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:57:49,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:57:49,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:57:49,118 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:57:49,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:57:49,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:57:49,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:57:49,123 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:57:49,124 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:57:49,127 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:57:49,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:57:49,128 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:57:49,128 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:57:49,129 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:57:49,130 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:57:49,130 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:57:49,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:57:49,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:57:49,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:57:49,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:57:49,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:57:49,134 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:57:49,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:57:49,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:57:49,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:57:49,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:57:49,136 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-14 22:57:49,152 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:57:49,152 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:57:49,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:57:49,153 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:57:49,153 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:57:49,153 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:57:49,153 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:57:49,153 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:57:49,153 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:57:49,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:57:49,154 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 22:57:49,154 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 22:57:49,154 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 22:57:49,154 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:57:49,154 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 22:57:49,154 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 22:57:49,154 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 22:57:49,154 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:57:49,154 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:57:49,154 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:57:49,154 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:57:49,155 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:57:49,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:57:49,155 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:57:49,155 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:57:49,155 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 22:57:49,155 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 22:57:49,155 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 22:57:49,155 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 22:57:49,155 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_1a402d9c-22ae-45fd-b7cd-834886b86742/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dadbc714432dbabd9f10b5aceb2a2ff8af11608da70d21414f772d02695c7806 [2022-12-14 22:57:49,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:57:49,383 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:57:49,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:57:49,386 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:57:49,387 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:57:49,388 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2022-12-14 22:57:51,903 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:57:52,121 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:57:52,121 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2022-12-14 22:57:52,133 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/data/3790c4555/48495ddcec7e421697fbc6377a0c43ca/FLAGb5f6e273a [2022-12-14 22:57:52,463 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/data/3790c4555/48495ddcec7e421697fbc6377a0c43ca [2022-12-14 22:57:52,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:57:52,466 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:57:52,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:57:52,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:57:52,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:57:52,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:57:52" (1/1) ... [2022-12-14 22:57:52,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23a489d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:52, skipping insertion in model container [2022-12-14 22:57:52,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:57:52" (1/1) ... [2022-12-14 22:57:52,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:57:52,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:57:52,791 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_1a402d9c-22ae-45fd-b7cd-834886b86742/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i[31039,31052] [2022-12-14 22:57:52,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:57:52,814 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:57:52,853 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_1a402d9c-22ae-45fd-b7cd-834886b86742/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i[31039,31052] [2022-12-14 22:57:52,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:57:52,917 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:57:52,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:52 WrapperNode [2022-12-14 22:57:52,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:57:52,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:57:52,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:57:52,919 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:57:52,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:52" (1/1) ... [2022-12-14 22:57:52,961 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:52" (1/1) ... [2022-12-14 22:57:52,977 INFO L138 Inliner]: procedures = 181, calls = 34, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 171 [2022-12-14 22:57:52,977 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:57:52,978 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:57:52,978 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:57:52,978 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:57:52,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:52" (1/1) ... [2022-12-14 22:57:52,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:52" (1/1) ... [2022-12-14 22:57:52,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:52" (1/1) ... [2022-12-14 22:57:52,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:52" (1/1) ... [2022-12-14 22:57:52,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:52" (1/1) ... [2022-12-14 22:57:52,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:52" (1/1) ... [2022-12-14 22:57:52,995 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:52" (1/1) ... [2022-12-14 22:57:52,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:52" (1/1) ... [2022-12-14 22:57:52,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:57:52,999 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:57:52,999 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:57:52,999 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:57:53,000 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:52" (1/1) ... [2022-12-14 22:57:53,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:57:53,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:57:53,024 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:57:53,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:57:53,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 22:57:53,054 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-12-14 22:57:53,055 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-12-14 22:57:53,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:57:53,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:57:53,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:57:53,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 22:57:53,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 22:57:53,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 22:57:53,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:57:53,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:57:53,056 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 22:57:53,166 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:57:53,167 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:57:53,538 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:57:53,690 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:57:53,690 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 22:57:53,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:57:53 BoogieIcfgContainer [2022-12-14 22:57:53,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:57:53,693 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:57:53,693 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:57:53,700 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:57:53,700 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:57:53" (1/1) ... [2022-12-14 22:57:53,701 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 22:57:53,704 INFO L158 Benchmark]: Toolchain (without parser) took 1237.16ms. Allocated memory is still 81.8MB. Free memory was 58.6MB in the beginning and 42.9MB in the end (delta: 15.8MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2022-12-14 22:57:53,704 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 62.9MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:57:53,704 INFO L158 Benchmark]: CACSL2BoogieTranslator took 450.90ms. Allocated memory is still 81.8MB. Free memory was 58.4MB in the beginning and 59.2MB in the end (delta: -781.6kB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2022-12-14 22:57:53,705 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.68ms. Allocated memory is still 81.8MB. Free memory was 58.8MB in the beginning and 56.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:57:53,705 INFO L158 Benchmark]: Boogie Preprocessor took 20.58ms. Allocated memory is still 81.8MB. Free memory was 56.2MB in the beginning and 54.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:57:53,705 INFO L158 Benchmark]: RCFGBuilder took 693.53ms. Allocated memory is still 81.8MB. Free memory was 54.5MB in the beginning and 44.1MB in the end (delta: 10.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-12-14 22:57:53,706 INFO L158 Benchmark]: CodeCheck took 9.67ms. Allocated memory is still 81.8MB. Free memory was 44.0MB in the beginning and 42.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:57:53,708 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 0.11ms. Allocated memory is still 62.9MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 450.90ms. Allocated memory is still 81.8MB. Free memory was 58.4MB in the beginning and 59.2MB in the end (delta: -781.6kB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.68ms. Allocated memory is still 81.8MB. Free memory was 58.8MB in the beginning and 56.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.58ms. Allocated memory is still 81.8MB. Free memory was 56.2MB in the beginning and 54.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 693.53ms. Allocated memory is still 81.8MB. Free memory was 54.5MB in the beginning and 44.1MB in the end (delta: 10.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 9.67ms. Allocated memory is still 81.8MB. Free memory was 44.0MB in the beginning and 42.9MB in the end (delta: 1.1MB). 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 22:57:53,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a402d9c-22ae-45fd-b7cd-834886b86742/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