./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.13.cil-2.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_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/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_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.13.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/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_dbb5a382-1765-427f-94ae-aeac00008d97/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 ed3d7c65b5f276938c992de2fd71c82e0f79af5cc9147088727c012b3d12461a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:56,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:56,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:56,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:56,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:56,402 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:56,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:56,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:56,413 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:56,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:56,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:56,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:56,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:56,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:56,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:56,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:56,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:56,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:56,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:56,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:56,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:56,451 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:56,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:56,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:56,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:56,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:56,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:56,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:56,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:56,465 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:56,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:56,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:56,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:56,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:56,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:56,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:56,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:56,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:56,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:56,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:56,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:56,478 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:56,525 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:56,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:56,527 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:56,527 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:56,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:56,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:56,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:56,529 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:56,529 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:56,536 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:56,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:56,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:56,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:56,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:56,538 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:56,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:56,538 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:56,539 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:56,539 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:56,539 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:56,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:56,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:56,540 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:56,540 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:56,541 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:56,541 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:56,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:56,541 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:56,542 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_dbb5a382-1765-427f-94ae-aeac00008d97/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed3d7c65b5f276938c992de2fd71c82e0f79af5cc9147088727c012b3d12461a [2021-11-23 15:04:56,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:56,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:56,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:56,944 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:56,946 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:56,947 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.13.cil-2.c [2021-11-23 15:04:57,028 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/data/490b82caf/1340d8bddd91481785d4d7a33d272498/FLAG7a3d07feb [2021-11-23 15:04:58,171 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:58,172 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/sv-benchmarks/c/combinations/Problem05_label47+token_ring.13.cil-2.c [2021-11-23 15:04:58,222 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/data/490b82caf/1340d8bddd91481785d4d7a33d272498/FLAG7a3d07feb [2021-11-23 15:04:58,446 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/data/490b82caf/1340d8bddd91481785d4d7a33d272498 [2021-11-23 15:04:58,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:58,451 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:58,454 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:58,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:58,458 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:58,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:58" (1/1) ... [2021-11-23 15:04:58,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5be788a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:58, skipping insertion in model container [2021-11-23 15:04:58,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:58" (1/1) ... [2021-11-23 15:04:58,469 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:58,751 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:01,406 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_dbb5a382-1765-427f-94ae-aeac00008d97/sv-benchmarks/c/combinations/Problem05_label47+token_ring.13.cil-2.c[377612,377625] [2021-11-23 15:05:01,446 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_dbb5a382-1765-427f-94ae-aeac00008d97/sv-benchmarks/c/combinations/Problem05_label47+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:05:01,853 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:01,864 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:03,124 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_dbb5a382-1765-427f-94ae-aeac00008d97/sv-benchmarks/c/combinations/Problem05_label47+token_ring.13.cil-2.c[377612,377625] [2021-11-23 15:05:03,138 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_dbb5a382-1765-427f-94ae-aeac00008d97/sv-benchmarks/c/combinations/Problem05_label47+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:05:03,184 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:03,269 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:03,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:03 WrapperNode [2021-11-23 15:05:03,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:03,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:03,272 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:03,272 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:03,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:03" (1/1) ... [2021-11-23 15:05:03,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:03" (1/1) ... [2021-11-23 15:05:03,936 INFO L137 Inliner]: procedures = 70, calls = 80, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 13257 [2021-11-23 15:05:03,936 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:03,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:03,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:03,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:03,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:03" (1/1) ... [2021-11-23 15:05:03,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:03" (1/1) ... [2021-11-23 15:05:04,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:03" (1/1) ... [2021-11-23 15:05:04,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:03" (1/1) ... [2021-11-23 15:05:04,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:03" (1/1) ... [2021-11-23 15:05:04,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:03" (1/1) ... [2021-11-23 15:05:04,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:03" (1/1) ... [2021-11-23 15:05:04,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:04,642 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:04,643 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:04,643 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:04,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:03" (1/1) ... [2021-11-23 15:05:04,669 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:04,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:04,734 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:04,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:04,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:04,845 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:05:04,845 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:05:04,845 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:05:04,845 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:05:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:05:04,846 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:05:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:05:04,846 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:05:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:05:04,846 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:05:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:05:04,847 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:05:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:04,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:05,022 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:05,024 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:12,989 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:13,123 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 15:05:13,134 INFO L158 Benchmark]: Toolchain (without parser) took 14681.06ms. Allocated memory was 104.9MB in the beginning and 805.3MB in the end (delta: 700.4MB). Free memory was 53.0MB in the beginning and 604.9MB in the end (delta: -551.9MB). Peak memory consumption was 363.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:13,135 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 81.8MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:13,137 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4817.10ms. Allocated memory was 104.9MB in the beginning and 218.1MB in the end (delta: 113.2MB). Free memory was 52.7MB in the beginning and 98.3MB in the end (delta: -45.6MB). Peak memory consumption was 90.0MB. Max. memory is 16.1GB. [2021-11-23 15:05:13,138 INFO L158 Benchmark]: Boogie Procedure Inliner took 664.84ms. Allocated memory is still 218.1MB. Free memory was 98.3MB in the beginning and 81.3MB in the end (delta: 17.0MB). Peak memory consumption was 67.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:13,140 INFO L158 Benchmark]: Boogie Preprocessor took 704.37ms. Allocated memory was 218.1MB in the beginning and 436.2MB in the end (delta: 218.1MB). Free memory was 81.3MB in the beginning and 269.5MB in the end (delta: -188.3MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:13,141 INFO L158 Benchmark]: RCFGBuilder took 8488.63ms. Allocated memory was 436.2MB in the beginning and 805.3MB in the end (delta: 369.1MB). Free memory was 269.5MB in the beginning and 604.9MB in the end (delta: -335.3MB). Peak memory consumption was 248.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:13,150 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 81.8MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4817.10ms. Allocated memory was 104.9MB in the beginning and 218.1MB in the end (delta: 113.2MB). Free memory was 52.7MB in the beginning and 98.3MB in the end (delta: -45.6MB). Peak memory consumption was 90.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 664.84ms. Allocated memory is still 218.1MB. Free memory was 98.3MB in the beginning and 81.3MB in the end (delta: 17.0MB). Peak memory consumption was 67.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 704.37ms. Allocated memory was 218.1MB in the beginning and 436.2MB in the end (delta: 218.1MB). Free memory was 81.3MB in the beginning and 269.5MB in the end (delta: -188.3MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. * RCFGBuilder took 8488.63ms. Allocated memory was 436.2MB in the beginning and 805.3MB in the end (delta: 369.1MB). Free memory was 269.5MB in the beginning and 604.9MB in the end (delta: -335.3MB). Peak memory consumption was 248.7MB. 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 15:05:13,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/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_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/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_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.13.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/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_dbb5a382-1765-427f-94ae-aeac00008d97/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 ed3d7c65b5f276938c992de2fd71c82e0f79af5cc9147088727c012b3d12461a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:15,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:15,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:15,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:15,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:15,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:15,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:15,897 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:15,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:15,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:15,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:15,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:15,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:15,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:15,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:15,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:15,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:15,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:15,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:15,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:15,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:15,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:15,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:15,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:15,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:15,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:15,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:15,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:15,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:15,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:15,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:15,935 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:15,936 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:15,937 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:15,938 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:15,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:15,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:15,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:15,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:15,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:15,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:15,946 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:15,994 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:15,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:15,996 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:15,996 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:15,998 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:15,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:15,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:15,998 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:15,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:15,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:16,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:16,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:16,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:16,000 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:16,001 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:16,001 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:16,001 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:16,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:16,001 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:16,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:16,002 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:16,002 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:16,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:16,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:16,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:16,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:16,003 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:16,003 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:16,003 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:16,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:16,004 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:16,004 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:16,004 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_dbb5a382-1765-427f-94ae-aeac00008d97/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed3d7c65b5f276938c992de2fd71c82e0f79af5cc9147088727c012b3d12461a [2021-11-23 15:05:16,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:16,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:16,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:16,437 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:16,437 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:16,439 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.13.cil-2.c [2021-11-23 15:05:16,518 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/data/c074072be/6eea88347d574abda464d2c40b9bc712/FLAG6663e2588 [2021-11-23 15:05:17,731 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:17,732 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/sv-benchmarks/c/combinations/Problem05_label47+token_ring.13.cil-2.c [2021-11-23 15:05:17,810 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/data/c074072be/6eea88347d574abda464d2c40b9bc712/FLAG6663e2588 [2021-11-23 15:05:17,959 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/data/c074072be/6eea88347d574abda464d2c40b9bc712 [2021-11-23 15:05:17,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:17,963 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:17,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:17,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:17,968 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:17,969 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:17" (1/1) ... [2021-11-23 15:05:17,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2afd5d51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:17, skipping insertion in model container [2021-11-23 15:05:17,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:17" (1/1) ... [2021-11-23 15:05:17,978 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:18,253 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:20,620 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_dbb5a382-1765-427f-94ae-aeac00008d97/sv-benchmarks/c/combinations/Problem05_label47+token_ring.13.cil-2.c[377612,377625] [2021-11-23 15:05:20,657 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_dbb5a382-1765-427f-94ae-aeac00008d97/sv-benchmarks/c/combinations/Problem05_label47+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:05:21,046 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:21,065 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:22,386 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_dbb5a382-1765-427f-94ae-aeac00008d97/sv-benchmarks/c/combinations/Problem05_label47+token_ring.13.cil-2.c[377612,377625] [2021-11-23 15:05:22,395 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_dbb5a382-1765-427f-94ae-aeac00008d97/sv-benchmarks/c/combinations/Problem05_label47+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:05:22,418 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:22,497 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:22,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:22 WrapperNode [2021-11-23 15:05:22,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:22,499 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:22,499 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:22,500 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:22,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:22" (1/1) ... [2021-11-23 15:05:22,633 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:22" (1/1) ... [2021-11-23 15:05:23,228 INFO L137 Inliner]: procedures = 71, calls = 80, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 13213 [2021-11-23 15:05:23,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:23,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:23,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:23,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:23,238 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:22" (1/1) ... [2021-11-23 15:05:23,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:22" (1/1) ... [2021-11-23 15:05:23,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:22" (1/1) ... [2021-11-23 15:05:23,337 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:22" (1/1) ... [2021-11-23 15:05:23,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:22" (1/1) ... [2021-11-23 15:05:23,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:22" (1/1) ... [2021-11-23 15:05:23,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:22" (1/1) ... [2021-11-23 15:05:23,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:23,988 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:23,991 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:23,991 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:23,992 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:22" (1/1) ... [2021-11-23 15:05:24,002 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:24,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:24,034 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:24,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:24,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:24,086 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:05:24,086 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:05:24,086 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:05:24,086 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:05:24,086 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:05:24,086 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:05:24,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:24,087 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:05:24,087 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:05:24,087 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:05:24,087 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:05:24,087 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:05:24,087 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:05:24,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:24,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:24,318 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:24,320 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:35,391 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:35,493 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 15:05:35,497 INFO L158 Benchmark]: Toolchain (without parser) took 17532.95ms. Allocated memory was 67.1MB in the beginning and 813.7MB in the end (delta: 746.6MB). Free memory was 34.3MB in the beginning and 491.1MB in the end (delta: -456.8MB). Peak memory consumption was 588.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:35,498 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:35,500 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4534.16ms. Allocated memory was 67.1MB in the beginning and 203.4MB in the end (delta: 136.3MB). Free memory was 34.1MB in the beginning and 84.3MB in the end (delta: -50.1MB). Peak memory consumption was 100.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:35,500 INFO L158 Benchmark]: Boogie Procedure Inliner took 729.19ms. Allocated memory is still 203.4MB. Free memory was 84.3MB in the beginning and 63.2MB in the end (delta: 21.0MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:35,502 INFO L158 Benchmark]: Boogie Preprocessor took 757.23ms. Allocated memory was 203.4MB in the beginning and 406.8MB in the end (delta: 203.4MB). Free memory was 63.2MB in the beginning and 238.3MB in the end (delta: -175.1MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:35,503 INFO L158 Benchmark]: RCFGBuilder took 11506.85ms. Allocated memory was 406.8MB in the beginning and 813.7MB in the end (delta: 406.8MB). Free memory was 238.3MB in the beginning and 491.1MB in the end (delta: -252.7MB). Peak memory consumption was 454.0MB. Max. memory is 16.1GB. [2021-11-23 15:05:35,513 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4534.16ms. Allocated memory was 67.1MB in the beginning and 203.4MB in the end (delta: 136.3MB). Free memory was 34.1MB in the beginning and 84.3MB in the end (delta: -50.1MB). Peak memory consumption was 100.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 729.19ms. Allocated memory is still 203.4MB. Free memory was 84.3MB in the beginning and 63.2MB in the end (delta: 21.0MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 757.23ms. Allocated memory was 203.4MB in the beginning and 406.8MB in the end (delta: 203.4MB). Free memory was 63.2MB in the beginning and 238.3MB in the end (delta: -175.1MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. * RCFGBuilder took 11506.85ms. Allocated memory was 406.8MB in the beginning and 813.7MB in the end (delta: 406.8MB). Free memory was 238.3MB in the beginning and 491.1MB in the end (delta: -252.7MB). Peak memory consumption was 454.0MB. 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 15:05:35,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbb5a382-1765-427f-94ae-aeac00008d97/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