./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/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_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/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_d76e02cb-c746-4a2b-89e5-d01abf0236a6/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 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 --- 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 23:06:01,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:06:01,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:06:01,369 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:06:01,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:06:01,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:06:01,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:06:01,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:06:01,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:06:01,376 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:06:01,376 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:06:01,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:06:01,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:06:01,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:06:01,380 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:06:01,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:06:01,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:06:01,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:06:01,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:06:01,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:06:01,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:06:01,389 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:06:01,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:06:01,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:06:01,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:06:01,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:06:01,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:06:01,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:06:01,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:06:01,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:06:01,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:06:01,398 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:06:01,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:06:01,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:06:01,401 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:06:01,401 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:06:01,402 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:06:01,402 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:06:01,402 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:06:01,403 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:06:01,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:06:01,404 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 23:06:01,425 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:06:01,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:06:01,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:06:01,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:06:01,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:06:01,427 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:06:01,427 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:06:01,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:06:01,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:06:01,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:06:01,428 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 23:06:01,428 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 23:06:01,429 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 23:06:01,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:06:01,429 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:06:01,429 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:06:01,429 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:06:01,430 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:06:01,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:06:01,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:06:01,430 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:06:01,430 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:06:01,431 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:06:01,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:06:01,431 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_d76e02cb-c746-4a2b-89e5-d01abf0236a6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 [2022-12-14 23:06:01,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:06:01,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:06:01,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:06:01,615 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:06:01,615 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:06:01,616 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2022-12-14 23:06:04,230 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:06:04,373 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:06:04,374 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2022-12-14 23:06:04,378 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/data/f58ee059f/18e182e848264fdd8d1b5261f8dccbcc/FLAG71d088b7f [2022-12-14 23:06:04,389 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/data/f58ee059f/18e182e848264fdd8d1b5261f8dccbcc [2022-12-14 23:06:04,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:06:04,392 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:06:04,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:06:04,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:06:04,396 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:06:04,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:06:04" (1/1) ... [2022-12-14 23:06:04,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5249f785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:04, skipping insertion in model container [2022-12-14 23:06:04,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:06:04" (1/1) ... [2022-12-14 23:06:04,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:06:04,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:06:04,523 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:06:04,524 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:06:04,525 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:06:04,526 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:06:04,532 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_d76e02cb-c746-4a2b-89e5-d01abf0236a6/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-12-14 23:06:04,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:06:04,542 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:06:04,552 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:06:04,552 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:06:04,552 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:06:04,553 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:06:04,557 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_d76e02cb-c746-4a2b-89e5-d01abf0236a6/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-12-14 23:06:04,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:06:04,568 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:06:04,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:04 WrapperNode [2022-12-14 23:06:04,568 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:06:04,569 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:06:04,569 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:06:04,569 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:06:04,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:04" (1/1) ... [2022-12-14 23:06:04,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:04" (1/1) ... [2022-12-14 23:06:04,594 INFO L138 Inliner]: procedures = 22, calls = 30, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2022-12-14 23:06:04,594 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:06:04,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:06:04,594 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:06:04,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:06:04,602 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:04" (1/1) ... [2022-12-14 23:06:04,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:04" (1/1) ... [2022-12-14 23:06:04,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:04" (1/1) ... [2022-12-14 23:06:04,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:04" (1/1) ... [2022-12-14 23:06:04,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:04" (1/1) ... [2022-12-14 23:06:04,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:04" (1/1) ... [2022-12-14 23:06:04,609 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:04" (1/1) ... [2022-12-14 23:06:04,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:04" (1/1) ... [2022-12-14 23:06:04,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:06:04,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:06:04,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:06:04,612 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:06:04,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:04" (1/1) ... [2022-12-14 23:06:04,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:06:04,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:06:04,636 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:06:04,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:06:04,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:06:04,671 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 23:06:04,671 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 23:06:04,671 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 23:06:04,671 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 23:06:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 23:06:04,672 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 23:06:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:06:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:06:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:06:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 23:06:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 23:06:04,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:06:04,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:06:04,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:06:04,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:06:04,674 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 23:06:04,752 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:06:04,753 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:06:04,928 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:06:04,956 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:06:04,956 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 23:06:04,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:06:04 BoogieIcfgContainer [2022-12-14 23:06:04,958 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:06:04,959 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:06:04,959 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:06:04,969 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:06:04,969 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:06:04" (1/1) ... [2022-12-14 23:06:04,970 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 23:06:04,975 INFO L158 Benchmark]: Toolchain (without parser) took 582.06ms. Allocated memory is still 134.2MB. Free memory was 103.7MB in the beginning and 72.9MB in the end (delta: 30.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-12-14 23:06:04,976 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 134.2MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:06:04,977 INFO L158 Benchmark]: CACSL2BoogieTranslator took 175.24ms. Allocated memory is still 134.2MB. Free memory was 103.4MB in the beginning and 92.3MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 23:06:04,977 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.12ms. Allocated memory is still 134.2MB. Free memory was 92.3MB in the beginning and 90.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:06:04,978 INFO L158 Benchmark]: Boogie Preprocessor took 16.74ms. Allocated memory is still 134.2MB. Free memory was 90.2MB in the beginning and 89.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:06:04,979 INFO L158 Benchmark]: RCFGBuilder took 346.88ms. Allocated memory is still 134.2MB. Free memory was 89.2MB in the beginning and 74.0MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 23:06:04,979 INFO L158 Benchmark]: CodeCheck took 14.37ms. Allocated memory is still 134.2MB. Free memory was 73.5MB in the beginning and 72.9MB in the end (delta: 529.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:06:04,983 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 134.2MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 175.24ms. Allocated memory is still 134.2MB. Free memory was 103.4MB in the beginning and 92.3MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.12ms. Allocated memory is still 134.2MB. Free memory was 92.3MB in the beginning and 90.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.74ms. Allocated memory is still 134.2MB. Free memory was 90.2MB in the beginning and 89.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 346.88ms. Allocated memory is still 134.2MB. Free memory was 89.2MB in the beginning and 74.0MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 14.37ms. Allocated memory is still 134.2MB. Free memory was 73.5MB in the beginning and 72.9MB in the end (delta: 529.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:06:05,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/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_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/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_d76e02cb-c746-4a2b-89e5-d01abf0236a6/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 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 --- 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 23:06:06,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:06:06,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:06:06,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:06:06,565 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:06:06,566 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:06:06,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:06:06,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:06:06,571 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:06:06,572 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:06:06,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:06:06,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:06:06,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:06:06,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:06:06,576 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:06:06,577 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:06:06,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:06:06,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:06:06,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:06:06,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:06:06,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:06:06,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:06:06,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:06:06,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:06:06,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:06:06,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:06:06,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:06:06,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:06:06,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:06:06,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:06:06,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:06:06,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:06:06,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:06:06,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:06:06,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:06:06,597 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:06:06,598 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:06:06,598 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:06:06,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:06:06,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:06:06,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:06:06,601 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-14 23:06:06,622 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:06:06,623 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:06:06,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:06:06,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:06:06,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:06:06,625 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:06:06,625 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:06:06,625 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:06:06,625 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:06:06,625 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:06:06,625 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 23:06:06,626 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 23:06:06,626 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 23:06:06,626 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:06:06,626 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 23:06:06,626 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 23:06:06,627 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 23:06:06,627 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:06:06,627 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:06:06,627 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:06:06,627 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:06:06,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:06:06,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:06:06,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:06:06,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:06:06,628 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 23:06:06,628 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 23:06:06,629 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 23:06:06,629 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 23:06:06,629 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_d76e02cb-c746-4a2b-89e5-d01abf0236a6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 [2022-12-14 23:06:06,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:06:06,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:06:06,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:06:06,890 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:06:06,891 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:06:06,892 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2022-12-14 23:06:09,514 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:06:09,664 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:06:09,664 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2022-12-14 23:06:09,671 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/data/ff457d6d4/5641a07a66644871b84bd66eea578623/FLAG3677bee8f [2022-12-14 23:06:09,686 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/data/ff457d6d4/5641a07a66644871b84bd66eea578623 [2022-12-14 23:06:09,689 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:06:09,690 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:06:09,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:06:09,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:06:09,695 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:06:09,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:06:09" (1/1) ... [2022-12-14 23:06:09,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29addbc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:09, skipping insertion in model container [2022-12-14 23:06:09,697 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:06:09" (1/1) ... [2022-12-14 23:06:09,704 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:06:09,721 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:06:09,836 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:06:09,837 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:06:09,839 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:06:09,839 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:06:09,845 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_d76e02cb-c746-4a2b-89e5-d01abf0236a6/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-12-14 23:06:09,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:06:09,859 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:06:09,869 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:06:09,869 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:06:09,870 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:06:09,870 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:06:09,874 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_d76e02cb-c746-4a2b-89e5-d01abf0236a6/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-12-14 23:06:09,875 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:06:09,886 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:06:09,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:09 WrapperNode [2022-12-14 23:06:09,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:06:09,887 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:06:09,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:06:09,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:06:09,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:09" (1/1) ... [2022-12-14 23:06:09,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:09" (1/1) ... [2022-12-14 23:06:09,914 INFO L138 Inliner]: procedures = 24, calls = 30, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2022-12-14 23:06:09,914 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:06:09,914 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:06:09,914 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:06:09,915 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:06:09,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:09" (1/1) ... [2022-12-14 23:06:09,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:09" (1/1) ... [2022-12-14 23:06:09,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:09" (1/1) ... [2022-12-14 23:06:09,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:09" (1/1) ... [2022-12-14 23:06:09,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:09" (1/1) ... [2022-12-14 23:06:09,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:09" (1/1) ... [2022-12-14 23:06:09,930 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:09" (1/1) ... [2022-12-14 23:06:09,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:09" (1/1) ... [2022-12-14 23:06:09,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:06:09,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:06:09,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:06:09,933 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:06:09,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:09" (1/1) ... [2022-12-14 23:06:09,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:06:09,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:06:09,957 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:06:09,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:06:09,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:06:09,998 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 23:06:09,998 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 23:06:09,999 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 23:06:09,999 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 23:06:09,999 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 23:06:09,999 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 23:06:09,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 23:06:09,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:06:09,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 23:06:09,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 23:06:09,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 23:06:10,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:06:10,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:06:10,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:06:10,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 23:06:10,002 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 23:06:10,094 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:06:10,096 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:06:10,345 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:06:10,372 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:06:10,372 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 23:06:10,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:06:10 BoogieIcfgContainer [2022-12-14 23:06:10,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:06:10,375 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:06:10,376 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:06:10,385 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:06:10,386 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:06:10" (1/1) ... [2022-12-14 23:06:10,387 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 23:06:10,390 INFO L158 Benchmark]: Toolchain (without parser) took 699.66ms. Allocated memory is still 77.6MB. Free memory was 56.5MB in the beginning and 42.7MB in the end (delta: 13.8MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2022-12-14 23:06:10,391 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 60.8MB. Free memory is still 39.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:06:10,392 INFO L158 Benchmark]: CACSL2BoogieTranslator took 195.40ms. Allocated memory is still 77.6MB. Free memory was 56.3MB in the beginning and 44.5MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 23:06:10,392 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.57ms. Allocated memory is still 77.6MB. Free memory was 44.5MB in the beginning and 43.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:06:10,393 INFO L158 Benchmark]: Boogie Preprocessor took 18.22ms. Allocated memory is still 77.6MB. Free memory was 43.0MB in the beginning and 41.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:06:10,393 INFO L158 Benchmark]: RCFGBuilder took 441.65ms. Allocated memory is still 77.6MB. Free memory was 41.5MB in the beginning and 43.6MB in the end (delta: -2.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 23:06:10,394 INFO L158 Benchmark]: CodeCheck took 13.46ms. Allocated memory is still 77.6MB. Free memory was 43.6MB in the beginning and 42.7MB in the end (delta: 935.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:06:10,396 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 60.8MB. Free memory is still 39.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 195.40ms. Allocated memory is still 77.6MB. Free memory was 56.3MB in the beginning and 44.5MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.57ms. Allocated memory is still 77.6MB. Free memory was 44.5MB in the beginning and 43.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.22ms. Allocated memory is still 77.6MB. Free memory was 43.0MB in the beginning and 41.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 441.65ms. Allocated memory is still 77.6MB. Free memory was 41.5MB in the beginning and 43.6MB in the end (delta: -2.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 13.46ms. Allocated memory is still 77.6MB. Free memory was 43.6MB in the beginning and 42.7MB in the end (delta: 935.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:06:10,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76e02cb-c746-4a2b-89e5-d01abf0236a6/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