./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/stack-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b 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_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ --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 a5e93db72222dd521789305cbf7823ac91f269c62c97020d54f95f5ba14d3fd2 --- 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-6b4ec56 [2022-11-20 17:55:33,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:55:33,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:55:33,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:55:33,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:55:33,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:55:33,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:55:33,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:55:33,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:55:33,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:55:33,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:55:33,905 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:55:33,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:55:33,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:55:33,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:55:33,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:55:33,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:55:33,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:55:33,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:55:33,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:55:33,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:55:33,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:55:33,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:55:33,933 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:55:33,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:55:33,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:55:33,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:55:33,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:55:33,940 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:55:33,941 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:55:33,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:55:33,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:55:33,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:55:33,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:55:33,946 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:55:33,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:55:33,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:55:33,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:55:33,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:55:33,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:55:33,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:55:33,952 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 17:55:33,994 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:55:33,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:55:33,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:55:33,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:55:33,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:55:33,998 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:55:33,999 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:55:33,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:55:33,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:55:33,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:55:34,001 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 17:55:34,002 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 17:55:34,002 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 17:55:34,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:55:34,003 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:55:34,003 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:55:34,003 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:55:34,003 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:55:34,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:55:34,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:55:34,004 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:55:34,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:55:34,005 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:55:34,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:55:34,005 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_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5e93db72222dd521789305cbf7823ac91f269c62c97020d54f95f5ba14d3fd2 [2022-11-20 17:55:34,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:55:34,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:55:34,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:55:34,376 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:55:34,377 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:55:34,379 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/stack-1.i [2022-11-20 17:55:37,953 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:55:38,297 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:55:38,298 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/sv-benchmarks/c/pthread/stack-1.i [2022-11-20 17:55:38,329 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/data/53dc523c2/b9021f813815404fafc0fb3f148061da/FLAGb087fc811 [2022-11-20 17:55:38,357 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/data/53dc523c2/b9021f813815404fafc0fb3f148061da [2022-11-20 17:55:38,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:55:38,367 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:55:38,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:55:38,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:55:38,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:55:38,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:55:38" (1/1) ... [2022-11-20 17:55:38,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4300da08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:38, skipping insertion in model container [2022-11-20 17:55:38,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:55:38" (1/1) ... [2022-11-20 17:55:38,388 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:55:38,446 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:55:39,118 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_6f92436e-c9ad-407a-9402-3053c9a4705f/sv-benchmarks/c/pthread/stack-1.i[41520,41533] [2022-11-20 17:55:39,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:55:39,187 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:55:39,271 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_6f92436e-c9ad-407a-9402-3053c9a4705f/sv-benchmarks/c/pthread/stack-1.i[41520,41533] [2022-11-20 17:55:39,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:55:39,393 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:55:39,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:39 WrapperNode [2022-11-20 17:55:39,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:55:39,396 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:55:39,397 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:55:39,397 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:55:39,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:39" (1/1) ... [2022-11-20 17:55:39,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:39" (1/1) ... [2022-11-20 17:55:39,502 INFO L138 Inliner]: procedures = 277, calls = 43, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 152 [2022-11-20 17:55:39,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:55:39,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:55:39,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:55:39,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:55:39,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:39" (1/1) ... [2022-11-20 17:55:39,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:39" (1/1) ... [2022-11-20 17:55:39,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:39" (1/1) ... [2022-11-20 17:55:39,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:39" (1/1) ... [2022-11-20 17:55:39,549 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:39" (1/1) ... [2022-11-20 17:55:39,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:39" (1/1) ... [2022-11-20 17:55:39,572 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:39" (1/1) ... [2022-11-20 17:55:39,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:39" (1/1) ... [2022-11-20 17:55:39,577 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:55:39,591 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:55:39,591 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:55:39,591 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:55:39,592 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:39" (1/1) ... [2022-11-20 17:55:39,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:55:39,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:55:39,634 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:55:39,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:55:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 17:55:39,692 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 17:55:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 17:55:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 17:55:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:55:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:55:39,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:55:39,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:55:39,696 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 17:55:39,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:55:39,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:55:39,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:55:39,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:55:39,699 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:55:39,919 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:55:39,932 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:55:40,468 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:55:40,478 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:55:40,479 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:55:40,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:55:40 BoogieIcfgContainer [2022-11-20 17:55:40,481 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:55:40,482 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:55:40,482 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:55:40,493 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:55:40,493 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:55:40" (1/1) ... [2022-11-20 17:55:40,494 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) [2022-11-20 17:55:40,499 INFO L158 Benchmark]: Toolchain (without parser) took 2130.77ms. Allocated memory is still 169.9MB. Free memory was 121.7MB in the beginning and 128.8MB in the end (delta: -7.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:55:40,499 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 134.2MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:55:40,500 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1023.33ms. Allocated memory is still 169.9MB. Free memory was 121.7MB in the beginning and 92.9MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 17:55:40,501 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.77ms. Allocated memory is still 169.9MB. Free memory was 92.9MB in the beginning and 89.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:55:40,501 INFO L158 Benchmark]: Boogie Preprocessor took 83.59ms. Allocated memory is still 169.9MB. Free memory was 89.7MB in the beginning and 88.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:55:40,502 INFO L158 Benchmark]: RCFGBuilder took 890.94ms. Allocated memory is still 169.9MB. Free memory was 88.2MB in the beginning and 129.8MB in the end (delta: -41.6MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2022-11-20 17:55:40,502 INFO L158 Benchmark]: CodeCheck took 14.74ms. Allocated memory is still 169.9MB. Free memory was 129.8MB in the beginning and 128.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:55:40,505 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 0.38ms. Allocated memory is still 134.2MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1023.33ms. Allocated memory is still 169.9MB. Free memory was 121.7MB in the beginning and 92.9MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.77ms. Allocated memory is still 169.9MB. Free memory was 92.9MB in the beginning and 89.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.59ms. Allocated memory is still 169.9MB. Free memory was 89.7MB in the beginning and 88.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 890.94ms. Allocated memory is still 169.9MB. Free memory was 88.2MB in the beginning and 129.8MB in the end (delta: -41.6MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * CodeCheck took 14.74ms. Allocated memory is still 169.9MB. Free memory was 129.8MB in the beginning and 128.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:55:40,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/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_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ --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 a5e93db72222dd521789305cbf7823ac91f269c62c97020d54f95f5ba14d3fd2 --- 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-6b4ec56 [2022-11-20 17:55:43,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:55:43,238 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:55:43,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:55:43,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:55:43,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:55:43,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:55:43,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:55:43,298 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:55:43,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:55:43,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:55:43,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:55:43,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:55:43,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:55:43,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:55:43,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:55:43,323 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:55:43,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:55:43,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:55:43,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:55:43,343 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:55:43,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:55:43,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:55:43,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:55:43,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:55:43,361 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:55:43,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:55:43,363 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:55:43,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:55:43,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:55:43,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:55:43,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:55:43,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:55:43,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:55:43,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:55:43,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:55:43,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:55:43,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:55:43,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:55:43,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:55:43,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:55:43,376 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-11-20 17:55:43,420 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:55:43,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:55:43,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:55:43,423 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:55:43,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:55:43,423 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:55:43,423 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:55:43,424 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:55:43,424 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:55:43,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:55:43,424 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 17:55:43,424 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 17:55:43,424 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 17:55:43,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:55:43,425 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:55:43,425 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:55:43,425 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:55:43,425 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:55:43,426 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:55:43,426 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:55:43,426 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:55:43,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:55:43,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:55:43,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:55:43,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:55:43,427 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:55:43,427 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:55:43,428 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:55:43,428 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:55:43,428 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_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5e93db72222dd521789305cbf7823ac91f269c62c97020d54f95f5ba14d3fd2 [2022-11-20 17:55:43,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:55:43,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:55:43,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:55:43,961 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:55:43,962 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:55:43,965 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/stack-1.i [2022-11-20 17:55:47,311 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:55:47,838 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:55:47,840 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/sv-benchmarks/c/pthread/stack-1.i [2022-11-20 17:55:47,871 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/data/c1b96d2bc/eba2e626823f4036ae6b9c0c4e6fcea8/FLAGb3efc1dd1 [2022-11-20 17:55:47,894 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/data/c1b96d2bc/eba2e626823f4036ae6b9c0c4e6fcea8 [2022-11-20 17:55:47,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:55:47,902 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:55:47,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:55:47,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:55:47,910 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:55:47,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:55:47" (1/1) ... [2022-11-20 17:55:47,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f8f04ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:47, skipping insertion in model container [2022-11-20 17:55:47,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:55:47" (1/1) ... [2022-11-20 17:55:47,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:55:47,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:55:48,744 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_6f92436e-c9ad-407a-9402-3053c9a4705f/sv-benchmarks/c/pthread/stack-1.i[41520,41533] [2022-11-20 17:55:48,844 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:55:48,864 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:55:48,909 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_6f92436e-c9ad-407a-9402-3053c9a4705f/sv-benchmarks/c/pthread/stack-1.i[41520,41533] [2022-11-20 17:55:48,920 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:55:49,009 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:55:49,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:49 WrapperNode [2022-11-20 17:55:49,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:55:49,012 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:55:49,012 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:55:49,012 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:55:49,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:49" (1/1) ... [2022-11-20 17:55:49,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:49" (1/1) ... [2022-11-20 17:55:49,081 INFO L138 Inliner]: procedures = 281, calls = 43, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 149 [2022-11-20 17:55:49,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:55:49,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:55:49,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:55:49,083 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:55:49,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:49" (1/1) ... [2022-11-20 17:55:49,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:49" (1/1) ... [2022-11-20 17:55:49,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:49" (1/1) ... [2022-11-20 17:55:49,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:49" (1/1) ... [2022-11-20 17:55:49,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:49" (1/1) ... [2022-11-20 17:55:49,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:49" (1/1) ... [2022-11-20 17:55:49,119 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:49" (1/1) ... [2022-11-20 17:55:49,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:49" (1/1) ... [2022-11-20 17:55:49,126 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:55:49,127 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:55:49,127 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:55:49,127 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:55:49,128 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:49" (1/1) ... [2022-11-20 17:55:49,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:55:49,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:55:49,169 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:55:49,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:55:49,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:55:49,236 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 17:55:49,236 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 17:55:49,236 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 17:55:49,237 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 17:55:49,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:55:49,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:55:49,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:55:49,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:55:49,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 17:55:49,238 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 17:55:49,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:55:49,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:55:49,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:55:49,241 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:55:49,458 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:55:49,461 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:55:50,085 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:55:50,093 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:55:50,093 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:55:50,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:55:50 BoogieIcfgContainer [2022-11-20 17:55:50,095 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:55:50,096 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:55:50,096 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:55:50,107 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:55:50,107 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:55:50" (1/1) ... [2022-11-20 17:55:50,108 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) [2022-11-20 17:55:50,112 INFO L158 Benchmark]: Toolchain (without parser) took 2210.14ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 47.2MB in the beginning and 52.7MB in the end (delta: -5.6MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2022-11-20 17:55:50,113 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 71.3MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:55:50,114 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1104.75ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 47.0MB in the beginning and 54.2MB in the end (delta: -7.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:55:50,114 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.34ms. Allocated memory is still 92.3MB. Free memory was 54.2MB in the beginning and 51.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:55:50,115 INFO L158 Benchmark]: Boogie Preprocessor took 43.59ms. Allocated memory is still 92.3MB. Free memory was 51.3MB in the beginning and 49.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:55:50,115 INFO L158 Benchmark]: RCFGBuilder took 968.39ms. Allocated memory is still 92.3MB. Free memory was 49.3MB in the beginning and 53.6MB in the end (delta: -4.3MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2022-11-20 17:55:50,116 INFO L158 Benchmark]: CodeCheck took 14.70ms. Allocated memory is still 92.3MB. Free memory was 53.6MB in the beginning and 52.7MB in the end (delta: 916.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:55:50,119 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 0.34ms. Allocated memory is still 71.3MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1104.75ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 47.0MB in the beginning and 54.2MB in the end (delta: -7.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.34ms. Allocated memory is still 92.3MB. Free memory was 54.2MB in the beginning and 51.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.59ms. Allocated memory is still 92.3MB. Free memory was 51.3MB in the beginning and 49.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 968.39ms. Allocated memory is still 92.3MB. Free memory was 49.3MB in the beginning and 53.6MB in the end (delta: -4.3MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * CodeCheck took 14.70ms. Allocated memory is still 92.3MB. Free memory was 53.6MB in the beginning and 52.7MB in the end (delta: 916.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:55:50,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f92436e-c9ad-407a-9402-3053c9a4705f/bin/ukojak-pZX7IvK2PQ/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