./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.07.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_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/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_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.07.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/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_680a2d5a-96fc-4cb0-97e6-c032283a733d/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 1937875315099b80c98271a1c221b9887fc0d74aa97933e0962b57c2a2a9f37a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:17,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:17,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:17,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:17,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:17,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:17,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:17,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:17,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:17,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:17,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:17,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:17,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:17,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:17,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:17,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:17,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:17,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:17,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:17,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:17,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:17,776 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:17,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:17,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:17,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:17,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:17,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:17,788 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:17,789 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:17,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:17,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:17,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:17,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:17,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:17,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:17,797 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:17,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:17,798 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:17,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:17,800 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:17,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:17,803 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:17,834 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:17,835 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:17,836 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:17,836 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:17,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:17,838 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:17,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:17,838 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:17,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:17,847 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:17,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:17,849 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:17,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:17,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:17,850 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:17,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:17,850 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:17,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:17,851 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:17,851 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:17,852 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:17,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:17,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:17,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:17,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:17,854 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:17,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:17,854 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:17,855 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_680a2d5a-96fc-4cb0-97e6-c032283a733d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1937875315099b80c98271a1c221b9887fc0d74aa97933e0962b57c2a2a9f37a [2021-11-23 15:04:18,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:18,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:18,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:18,263 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:18,265 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:18,267 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.07.cil-1.c [2021-11-23 15:04:18,369 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/data/acd5b4703/5760f74753ed4e59b7fad466c30abf87/FLAG1f38fa972 [2021-11-23 15:04:19,864 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:19,866 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/sv-benchmarks/c/combinations/Problem05_label41+token_ring.07.cil-1.c [2021-11-23 15:04:19,938 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/data/acd5b4703/5760f74753ed4e59b7fad466c30abf87/FLAG1f38fa972 [2021-11-23 15:04:20,414 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/data/acd5b4703/5760f74753ed4e59b7fad466c30abf87 [2021-11-23 15:04:20,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:20,419 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:20,421 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:20,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:20,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:20,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:20,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5df6c5f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20, skipping insertion in model container [2021-11-23 15:04:20,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:20,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:20,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:22,952 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_680a2d5a-96fc-4cb0-97e6-c032283a733d/sv-benchmarks/c/combinations/Problem05_label41+token_ring.07.cil-1.c[376251,376264] [2021-11-23 15:04:22,995 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_680a2d5a-96fc-4cb0-97e6-c032283a733d/sv-benchmarks/c/combinations/Problem05_label41+token_ring.07.cil-1.c[383339,383352] [2021-11-23 15:04:23,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:23,258 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:24,453 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_680a2d5a-96fc-4cb0-97e6-c032283a733d/sv-benchmarks/c/combinations/Problem05_label41+token_ring.07.cil-1.c[376251,376264] [2021-11-23 15:04:24,463 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_680a2d5a-96fc-4cb0-97e6-c032283a733d/sv-benchmarks/c/combinations/Problem05_label41+token_ring.07.cil-1.c[383339,383352] [2021-11-23 15:04:24,494 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:24,580 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:24,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:24 WrapperNode [2021-11-23 15:04:24,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:24,582 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:24,582 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:24,582 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:24,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:24" (1/1) ... [2021-11-23 15:04:24,705 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:24" (1/1) ... [2021-11-23 15:04:25,137 INFO L137 Inliner]: procedures = 58, calls = 62, calls flagged for inlining = 36, calls inlined = 36, statements flattened = 12909 [2021-11-23 15:04:25,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:25,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:25,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:25,139 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:25,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:24" (1/1) ... [2021-11-23 15:04:25,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:24" (1/1) ... [2021-11-23 15:04:25,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:24" (1/1) ... [2021-11-23 15:04:25,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:24" (1/1) ... [2021-11-23 15:04:25,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:24" (1/1) ... [2021-11-23 15:04:25,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:24" (1/1) ... [2021-11-23 15:04:25,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:24" (1/1) ... [2021-11-23 15:04:25,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:25,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:25,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:25,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:25,745 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:24" (1/1) ... [2021-11-23 15:04:25,768 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:25,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:25,808 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:25,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:25,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:25,908 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:04:25,909 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:04:25,909 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:04:25,909 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:04:25,909 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:04:25,909 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:04:25,909 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:04:25,909 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:04:25,909 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:04:25,910 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:04:25,910 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:04:25,910 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:04:25,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:25,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:25,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:26,079 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:26,081 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:33,408 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:33,503 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 15:04:33,509 INFO L158 Benchmark]: Toolchain (without parser) took 13088.00ms. Allocated memory was 98.6MB in the beginning and 882.9MB in the end (delta: 784.3MB). Free memory was 51.4MB in the beginning and 469.5MB in the end (delta: -418.1MB). Peak memory consumption was 365.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:33,511 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 98.6MB. Free memory was 50.8MB in the beginning and 50.7MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:33,512 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4160.62ms. Allocated memory was 98.6MB in the beginning and 201.3MB in the end (delta: 102.8MB). Free memory was 51.0MB in the beginning and 69.5MB in the end (delta: -18.6MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:33,514 INFO L158 Benchmark]: Boogie Procedure Inliner took 556.08ms. Allocated memory was 201.3MB in the beginning and 295.7MB in the end (delta: 94.4MB). Free memory was 69.5MB in the beginning and 157.6MB in the end (delta: -88.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2021-11-23 15:04:33,515 INFO L158 Benchmark]: Boogie Preprocessor took 604.38ms. Allocated memory is still 295.7MB. Free memory was 157.6MB in the beginning and 134.9MB in the end (delta: 22.7MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. [2021-11-23 15:04:33,516 INFO L158 Benchmark]: RCFGBuilder took 7762.44ms. Allocated memory was 295.7MB in the beginning and 882.9MB in the end (delta: 587.2MB). Free memory was 134.9MB in the beginning and 469.5MB in the end (delta: -334.6MB). Peak memory consumption was 253.0MB. Max. memory is 16.1GB. [2021-11-23 15:04:33,525 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 98.6MB. Free memory was 50.8MB in the beginning and 50.7MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4160.62ms. Allocated memory was 98.6MB in the beginning and 201.3MB in the end (delta: 102.8MB). Free memory was 51.0MB in the beginning and 69.5MB in the end (delta: -18.6MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 556.08ms. Allocated memory was 201.3MB in the beginning and 295.7MB in the end (delta: 94.4MB). Free memory was 69.5MB in the beginning and 157.6MB in the end (delta: -88.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 604.38ms. Allocated memory is still 295.7MB. Free memory was 157.6MB in the beginning and 134.9MB in the end (delta: 22.7MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. * RCFGBuilder took 7762.44ms. Allocated memory was 295.7MB in the beginning and 882.9MB in the end (delta: 587.2MB). Free memory was 134.9MB in the beginning and 469.5MB in the end (delta: -334.6MB). Peak memory consumption was 253.0MB. 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 15:04:33,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/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_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/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_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.07.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/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_680a2d5a-96fc-4cb0-97e6-c032283a733d/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 1937875315099b80c98271a1c221b9887fc0d74aa97933e0962b57c2a2a9f37a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:35,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:35,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:36,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:36,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:36,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:36,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:36,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:36,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:36,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:36,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:36,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:36,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:36,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:36,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:36,056 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:36,057 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:36,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:36,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:36,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:36,064 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:36,066 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:36,067 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:36,068 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:36,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:36,073 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:36,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:36,074 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:36,075 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:36,076 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:36,076 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:36,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:36,078 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:36,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:36,081 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:36,081 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:36,082 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:36,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:36,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:36,099 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:36,100 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:36,101 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:36,147 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:36,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:36,149 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:36,149 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:36,151 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:36,151 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:36,151 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:36,152 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:36,152 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:36,152 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:36,153 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:36,153 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:36,154 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:36,154 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:36,154 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:36,154 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:36,154 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:36,155 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:36,155 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:36,155 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:36,155 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:36,156 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:36,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:36,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:36,156 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:36,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:36,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:36,157 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:36,157 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:36,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:36,158 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:36,158 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:36,159 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_680a2d5a-96fc-4cb0-97e6-c032283a733d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1937875315099b80c98271a1c221b9887fc0d74aa97933e0962b57c2a2a9f37a [2021-11-23 15:04:36,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:36,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:36,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:36,592 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:36,593 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:36,594 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.07.cil-1.c [2021-11-23 15:04:36,671 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/data/5fc9e57bf/b7d37880d1eb4f8fb044bbf7bb8c4345/FLAG31639528f [2021-11-23 15:04:37,751 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:37,752 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/sv-benchmarks/c/combinations/Problem05_label41+token_ring.07.cil-1.c [2021-11-23 15:04:37,808 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/data/5fc9e57bf/b7d37880d1eb4f8fb044bbf7bb8c4345/FLAG31639528f [2021-11-23 15:04:38,056 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/data/5fc9e57bf/b7d37880d1eb4f8fb044bbf7bb8c4345 [2021-11-23 15:04:38,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:38,059 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:38,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:38,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:38,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:38,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a0aa1ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:38, skipping insertion in model container [2021-11-23 15:04:38,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:38" (1/1) ... [2021-11-23 15:04:38,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:38,382 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:40,847 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_680a2d5a-96fc-4cb0-97e6-c032283a733d/sv-benchmarks/c/combinations/Problem05_label41+token_ring.07.cil-1.c[376251,376264] [2021-11-23 15:04:40,890 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_680a2d5a-96fc-4cb0-97e6-c032283a733d/sv-benchmarks/c/combinations/Problem05_label41+token_ring.07.cil-1.c[383339,383352] [2021-11-23 15:04:41,163 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:41,193 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:42,563 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_680a2d5a-96fc-4cb0-97e6-c032283a733d/sv-benchmarks/c/combinations/Problem05_label41+token_ring.07.cil-1.c[376251,376264] [2021-11-23 15:04:42,598 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_680a2d5a-96fc-4cb0-97e6-c032283a733d/sv-benchmarks/c/combinations/Problem05_label41+token_ring.07.cil-1.c[383339,383352] [2021-11-23 15:04:42,633 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:42,709 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:42,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42 WrapperNode [2021-11-23 15:04:42,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:42,711 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:42,712 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:42,712 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:42,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:43,270 INFO L137 Inliner]: procedures = 59, calls = 62, calls flagged for inlining = 36, calls inlined = 36, statements flattened = 12877 [2021-11-23 15:04:43,271 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:43,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:43,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:43,271 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:43,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:43,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:43,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:43,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:43,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:43,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:43,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:43,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:44,014 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:44,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:44,015 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:44,016 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:44,025 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:44,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:44,092 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:44,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:44,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:44,207 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:04:44,207 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:04:44,207 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:04:44,207 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:04:44,207 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:04:44,208 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:04:44,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:44,208 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:04:44,208 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:04:44,208 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:04:44,208 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:04:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:04:44,209 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:04:44,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:44,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:44,378 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:44,380 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:54,507 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:54,594 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 15:04:54,598 INFO L158 Benchmark]: Toolchain (without parser) took 16538.08ms. Allocated memory was 73.4MB in the beginning and 922.7MB in the end (delta: 849.3MB). Free memory was 36.7MB in the beginning and 659.6MB in the end (delta: -622.9MB). Peak memory consumption was 671.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:54,599 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 73.4MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:54,600 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4648.60ms. Allocated memory was 73.4MB in the beginning and 230.7MB in the end (delta: 157.3MB). Free memory was 36.5MB in the beginning and 118.3MB in the end (delta: -81.9MB). Peak memory consumption was 87.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:54,601 INFO L158 Benchmark]: Boogie Procedure Inliner took 559.29ms. Allocated memory is still 230.7MB. Free memory was 118.3MB in the beginning and 90.5MB in the end (delta: 27.9MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:54,602 INFO L158 Benchmark]: Boogie Preprocessor took 741.09ms. Allocated memory was 230.7MB in the beginning and 461.4MB in the end (delta: 230.7MB). Free memory was 90.5MB in the beginning and 313.8MB in the end (delta: -223.3MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:54,603 INFO L158 Benchmark]: RCFGBuilder took 10582.12ms. Allocated memory was 461.4MB in the beginning and 922.7MB in the end (delta: 461.4MB). Free memory was 313.8MB in the beginning and 659.6MB in the end (delta: -345.8MB). Peak memory consumption was 563.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:54,606 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 73.4MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4648.60ms. Allocated memory was 73.4MB in the beginning and 230.7MB in the end (delta: 157.3MB). Free memory was 36.5MB in the beginning and 118.3MB in the end (delta: -81.9MB). Peak memory consumption was 87.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 559.29ms. Allocated memory is still 230.7MB. Free memory was 118.3MB in the beginning and 90.5MB in the end (delta: 27.9MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 741.09ms. Allocated memory was 230.7MB in the beginning and 461.4MB in the end (delta: 230.7MB). Free memory was 90.5MB in the beginning and 313.8MB in the end (delta: -223.3MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * RCFGBuilder took 10582.12ms. Allocated memory was 461.4MB in the beginning and 922.7MB in the end (delta: 461.4MB). Free memory was 313.8MB in the beginning and 659.6MB in the end (delta: -345.8MB). Peak memory consumption was 563.4MB. 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 15:04:54,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680a2d5a-96fc-4cb0-97e6-c032283a733d/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