./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.05.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.05.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d94a0143393d3950a5bf091072c53e220b7412d84326b758d723e55ee9dd42c8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:41:56,562 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:41:56,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:41:56,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:41:56,622 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:41:56,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:41:56,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:41:56,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:41:56,633 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:41:56,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:41:56,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:41:56,644 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:41:56,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:41:56,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:41:56,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:41:56,658 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:41:56,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:41:56,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:41:56,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:41:56,669 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:41:56,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:41:56,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:41:56,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:41:56,677 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:41:56,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:41:56,688 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:41:56,689 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:41:56,690 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:41:56,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:41:56,693 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:41:56,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:41:56,695 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:41:56,696 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:41:56,697 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:41:56,698 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:41:56,700 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:41:56,701 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:41:56,701 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:41:56,701 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:41:56,702 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:41:56,703 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:41:56,704 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:41:56,750 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:41:56,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:41:56,751 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:41:56,752 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:41:56,752 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:41:56,752 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:41:56,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:41:56,753 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:41:56,753 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:41:56,753 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:41:56,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:41:56,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:41:56,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:41:56,761 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:41:56,762 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:41:56,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:41:56,762 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:41:56,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:41:56,763 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:41:56,763 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:41:56,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:41:56,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:56,764 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:41:56,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:41:56,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:41:56,764 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:41:56,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:41:56,765 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:41:56,765 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_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d94a0143393d3950a5bf091072c53e220b7412d84326b758d723e55ee9dd42c8 [2021-11-23 15:41:57,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:41:57,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:41:57,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:41:57,070 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:41:57,074 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:41:57,076 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.05.cil-1.c [2021-11-23 15:41:57,140 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/data/debf86db9/1dc014991be2470ca14b349a25f75492/FLAGa52462f74 [2021-11-23 15:41:58,157 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:41:58,158 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/sv-benchmarks/c/combinations/Problem05_label48+token_ring.05.cil-1.c [2021-11-23 15:41:58,213 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/data/debf86db9/1dc014991be2470ca14b349a25f75492/FLAGa52462f74 [2021-11-23 15:41:58,519 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/data/debf86db9/1dc014991be2470ca14b349a25f75492 [2021-11-23 15:41:58,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:41:58,524 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:41:58,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:58,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:41:58,528 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:41:58,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:58" (1/1) ... [2021-11-23 15:41:58,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49001b5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:58, skipping insertion in model container [2021-11-23 15:41:58,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:58" (1/1) ... [2021-11-23 15:41:58,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:41:58,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:01,141 WARN L230 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_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/sv-benchmarks/c/combinations/Problem05_label48+token_ring.05.cil-1.c[375709,375722] [2021-11-23 15:42:01,178 WARN L230 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_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/sv-benchmarks/c/combinations/Problem05_label48+token_ring.05.cil-1.c[383339,383352] [2021-11-23 15:42:01,418 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:01,428 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:02,720 WARN L230 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_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/sv-benchmarks/c/combinations/Problem05_label48+token_ring.05.cil-1.c[375709,375722] [2021-11-23 15:42:02,732 WARN L230 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_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/sv-benchmarks/c/combinations/Problem05_label48+token_ring.05.cil-1.c[383339,383352] [2021-11-23 15:42:02,757 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:02,838 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:02,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02 WrapperNode [2021-11-23 15:42:02,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:02,841 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:02,841 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:02,841 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:02,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:02,942 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:03,296 INFO L137 Inliner]: procedures = 54, calls = 56, calls flagged for inlining = 32, calls inlined = 32, statements flattened = 12793 [2021-11-23 15:42:03,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:03,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:03,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:03,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:03,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:03,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:03,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:03,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:03,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:03,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:04,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:04,120 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:04,121 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:04,121 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:04,122 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:04,122 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:04,130 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:04,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:04,159 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:04,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:04,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:04,204 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:42:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:42:04,204 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:42:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:42:04,205 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:42:04,205 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:42:04,205 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:42:04,205 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:42:04,205 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:42:04,206 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:42:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:42:04,206 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:42:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:42:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:04,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:04,313 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:04,315 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:12,127 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:12,231 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2021-11-23 15:42:12,237 INFO L158 Benchmark]: Toolchain (without parser) took 13711.31ms. Allocated memory was 117.4MB in the beginning and 794.8MB in the end (delta: 677.4MB). Free memory was 70.3MB in the beginning and 588.0MB in the end (delta: -517.7MB). Peak memory consumption was 352.6MB. Max. memory is 16.1GB. [2021-11-23 15:42:12,238 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:12,240 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4315.17ms. Allocated memory was 117.4MB in the beginning and 220.2MB in the end (delta: 102.8MB). Free memory was 70.3MB in the beginning and 106.5MB in the end (delta: -36.1MB). Peak memory consumption was 103.4MB. Max. memory is 16.1GB. [2021-11-23 15:42:12,241 INFO L158 Benchmark]: Boogie Procedure Inliner took 456.32ms. Allocated memory is still 220.2MB. Free memory was 106.5MB in the beginning and 67.7MB in the end (delta: 38.7MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2021-11-23 15:42:12,242 INFO L158 Benchmark]: Boogie Preprocessor took 822.27ms. Allocated memory was 220.2MB in the beginning and 436.2MB in the end (delta: 216.0MB). Free memory was 67.7MB in the beginning and 270.3MB in the end (delta: -202.6MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2021-11-23 15:42:12,243 INFO L158 Benchmark]: RCFGBuilder took 8113.15ms. Allocated memory was 436.2MB in the beginning and 794.8MB in the end (delta: 358.6MB). Free memory was 270.3MB in the beginning and 588.0MB in the end (delta: -317.7MB). Peak memory consumption was 235.9MB. Max. memory is 16.1GB. [2021-11-23 15:42:12,252 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4315.17ms. Allocated memory was 117.4MB in the beginning and 220.2MB in the end (delta: 102.8MB). Free memory was 70.3MB in the beginning and 106.5MB in the end (delta: -36.1MB). Peak memory consumption was 103.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 456.32ms. Allocated memory is still 220.2MB. Free memory was 106.5MB in the beginning and 67.7MB in the end (delta: 38.7MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 822.27ms. Allocated memory was 220.2MB in the beginning and 436.2MB in the end (delta: 216.0MB). Free memory was 67.7MB in the beginning and 270.3MB in the end (delta: -202.6MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. * RCFGBuilder took 8113.15ms. Allocated memory was 436.2MB in the beginning and 794.8MB in the end (delta: 358.6MB). Free memory was 270.3MB in the beginning and 588.0MB in the end (delta: -317.7MB). Peak memory consumption was 235.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:42:12,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.05.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d94a0143393d3950a5bf091072c53e220b7412d84326b758d723e55ee9dd42c8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:42:14,900 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:42:14,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:42:14,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:42:14,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:42:14,963 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:42:14,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:42:14,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:42:14,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:42:14,979 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:42:14,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:42:14,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:42:14,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:42:14,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:42:14,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:42:14,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:42:15,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:42:15,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:42:15,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:42:15,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:42:15,018 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:42:15,019 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:42:15,023 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:42:15,024 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:42:15,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:42:15,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:42:15,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:42:15,037 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:42:15,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:42:15,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:42:15,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:42:15,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:42:15,043 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:42:15,044 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:42:15,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:42:15,046 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:42:15,047 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:42:15,047 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:42:15,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:42:15,050 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:42:15,051 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:42:15,052 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:42:15,095 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:42:15,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:42:15,097 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:42:15,098 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:42:15,099 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:42:15,099 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:42:15,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:42:15,100 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:42:15,100 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:42:15,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:42:15,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:42:15,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:42:15,102 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:42:15,102 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:42:15,103 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:42:15,103 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:42:15,103 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:42:15,103 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:42:15,103 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:42:15,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:42:15,104 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:42:15,104 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:42:15,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:42:15,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:15,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:42:15,105 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:42:15,105 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:42:15,106 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:42:15,106 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:42:15,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:42:15,106 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:42:15,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:42:15,107 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_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d94a0143393d3950a5bf091072c53e220b7412d84326b758d723e55ee9dd42c8 [2021-11-23 15:42:15,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:42:15,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:42:15,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:42:15,495 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:42:15,496 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:42:15,497 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.05.cil-1.c [2021-11-23 15:42:15,571 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/data/d4169cd8f/8536e43554f8479db799881ad2d24364/FLAG49fa557f9 [2021-11-23 15:42:16,748 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:16,750 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/sv-benchmarks/c/combinations/Problem05_label48+token_ring.05.cil-1.c [2021-11-23 15:42:16,817 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/data/d4169cd8f/8536e43554f8479db799881ad2d24364/FLAG49fa557f9 [2021-11-23 15:42:17,057 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/data/d4169cd8f/8536e43554f8479db799881ad2d24364 [2021-11-23 15:42:17,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:17,063 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:17,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:17,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:17,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:17,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:17" (1/1) ... [2021-11-23 15:42:17,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@629ccc4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:17, skipping insertion in model container [2021-11-23 15:42:17,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:17" (1/1) ... [2021-11-23 15:42:17,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:17,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:19,748 WARN L230 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_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/sv-benchmarks/c/combinations/Problem05_label48+token_ring.05.cil-1.c[375709,375722] [2021-11-23 15:42:19,787 WARN L230 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_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/sv-benchmarks/c/combinations/Problem05_label48+token_ring.05.cil-1.c[383339,383352] [2021-11-23 15:42:20,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:20,048 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:21,329 WARN L230 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_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/sv-benchmarks/c/combinations/Problem05_label48+token_ring.05.cil-1.c[375709,375722] [2021-11-23 15:42:21,342 WARN L230 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_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/sv-benchmarks/c/combinations/Problem05_label48+token_ring.05.cil-1.c[383339,383352] [2021-11-23 15:42:21,370 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:21,456 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:21,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21 WrapperNode [2021-11-23 15:42:21,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:21,458 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:21,459 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:21,459 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:21,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:21,587 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:22,119 INFO L137 Inliner]: procedures = 55, calls = 56, calls flagged for inlining = 32, calls inlined = 32, statements flattened = 12765 [2021-11-23 15:42:22,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:22,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:22,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:22,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:22,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:22,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:22,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:22,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:22,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:22,629 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:22,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:22,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:22,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:22,888 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:22,889 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:22,893 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:21" (1/1) ... [2021-11-23 15:42:22,900 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:22,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:22,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:22,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:22,984 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:42:22,985 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:42:22,985 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:42:22,985 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:42:22,985 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:42:22,985 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:42:22,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:42:22,986 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:42:22,986 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:42:22,986 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:42:22,986 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:42:22,986 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:42:22,986 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:42:22,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:22,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:23,134 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:23,136 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:33,880 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:33,957 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2021-11-23 15:42:33,961 INFO L158 Benchmark]: Toolchain (without parser) took 16897.42ms. Allocated memory was 73.4MB in the beginning and 796.9MB in the end (delta: 723.5MB). Free memory was 39.7MB in the beginning and 255.2MB in the end (delta: -215.4MB). Peak memory consumption was 529.0MB. Max. memory is 16.1GB. [2021-11-23 15:42:33,962 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory was 34.1MB in the beginning and 34.1MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:33,963 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4390.48ms. Allocated memory was 73.4MB in the beginning and 197.1MB in the end (delta: 123.7MB). Free memory was 39.5MB in the beginning and 88.4MB in the end (delta: -48.9MB). Peak memory consumption was 103.8MB. Max. memory is 16.1GB. [2021-11-23 15:42:33,964 INFO L158 Benchmark]: Boogie Procedure Inliner took 661.96ms. Allocated memory was 197.1MB in the beginning and 394.3MB in the end (delta: 197.1MB). Free memory was 88.4MB in the beginning and 264.6MB in the end (delta: -176.2MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2021-11-23 15:42:33,964 INFO L158 Benchmark]: Boogie Preprocessor took 764.96ms. Allocated memory is still 394.3MB. Free memory was 264.6MB in the beginning and 246.7MB in the end (delta: 17.8MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2021-11-23 15:42:33,965 INFO L158 Benchmark]: RCFGBuilder took 11071.95ms. Allocated memory was 394.3MB in the beginning and 796.9MB in the end (delta: 402.7MB). Free memory was 246.7MB in the beginning and 255.2MB in the end (delta: -8.4MB). Peak memory consumption was 416.8MB. Max. memory is 16.1GB. [2021-11-23 15:42:33,968 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory was 34.1MB in the beginning and 34.1MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4390.48ms. Allocated memory was 73.4MB in the beginning and 197.1MB in the end (delta: 123.7MB). Free memory was 39.5MB in the beginning and 88.4MB in the end (delta: -48.9MB). Peak memory consumption was 103.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 661.96ms. Allocated memory was 197.1MB in the beginning and 394.3MB in the end (delta: 197.1MB). Free memory was 88.4MB in the beginning and 264.6MB in the end (delta: -176.2MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 764.96ms. Allocated memory is still 394.3MB. Free memory was 264.6MB in the beginning and 246.7MB in the end (delta: 17.8MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. * RCFGBuilder took 11071.95ms. Allocated memory was 394.3MB in the beginning and 796.9MB in the end (delta: 402.7MB). Free memory was 246.7MB in the beginning and 255.2MB in the end (delta: -8.4MB). Peak memory consumption was 416.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:42:34,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6bfd4f-4a33-4224-a2e1-cc86b560b91c/bin/ukojak-CwSLpZB5Qu/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable