./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.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_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/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_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/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_14a8e9a2-4438-41c7-be20-71429699521e/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 24feb2eb47843fcae857e84ddd5aa58dae94843db909f56f0ca240268764bef9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:54,658 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:54,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:54,714 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:54,715 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:54,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:54,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:54,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:54,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:54,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:54,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:54,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:54,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:54,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:54,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:54,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:54,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:54,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:54,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:54,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:54,778 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:54,780 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:54,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:54,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:54,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:54,795 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:54,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:54,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:54,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:54,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:54,799 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:54,800 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:54,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:54,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:54,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:54,803 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:54,803 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:54,804 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:54,804 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:54,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:54,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:54,806 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:56:54,831 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:54,831 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:54,832 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:54,832 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:54,833 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:54,833 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:54,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:54,834 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:54,834 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:54,834 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:54,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:54,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:54,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:54,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:54,835 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:54,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:54,835 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:54,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:54,836 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:54,836 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:54,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:54,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:54,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:54,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:54,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:54,837 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:54,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:54,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:54,838 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_14a8e9a2-4438-41c7-be20-71429699521e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 24feb2eb47843fcae857e84ddd5aa58dae94843db909f56f0ca240268764bef9 [2021-11-23 15:56:55,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:55,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:55,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:55,142 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:55,143 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:55,145 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-2.c [2021-11-23 15:56:55,208 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/data/daf806fd1/010b54cf96754ff081f71cc7727f1230/FLAG4d3c54270 [2021-11-23 15:56:56,219 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:56,219 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-2.c [2021-11-23 15:56:56,273 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/data/daf806fd1/010b54cf96754ff081f71cc7727f1230/FLAG4d3c54270 [2021-11-23 15:56:56,530 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/data/daf806fd1/010b54cf96754ff081f71cc7727f1230 [2021-11-23 15:56:56,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:56,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:56,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:56,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:56,540 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:56,541 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:56,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@582f130c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56, skipping insertion in model container [2021-11-23 15:56:56,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:56,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:56,800 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:59,034 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_14a8e9a2-4438-41c7-be20-71429699521e/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-2.c[382357,382370] [2021-11-23 15:56:59,060 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_14a8e9a2-4438-41c7-be20-71429699521e/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-2.c[383339,383352] [2021-11-23 15:56:59,404 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:59,424 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:00,752 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_14a8e9a2-4438-41c7-be20-71429699521e/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-2.c[382357,382370] [2021-11-23 15:57:00,758 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_14a8e9a2-4438-41c7-be20-71429699521e/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-2.c[383339,383352] [2021-11-23 15:57:00,807 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:00,891 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:00,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00 WrapperNode [2021-11-23 15:57:00,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:00,894 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:00,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:00,894 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:00,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:00,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:01,448 INFO L137 Inliner]: procedures = 64, calls = 71, calls flagged for inlining = 42, calls inlined = 42, statements flattened = 13083 [2021-11-23 15:57:01,448 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:01,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:01,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:01,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:01,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:01,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:01,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:01,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:01,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:01,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:01,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:02,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:02,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:02,092 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:02,092 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:02,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:02,101 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:02,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:02,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:02,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:57:02,188 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:57:02,189 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:57:02,189 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:57:02,189 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:57:02,189 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:57:02,189 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:57:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:57:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:57:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:57:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:57:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:57:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:57:02,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:02,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:02,403 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:02,405 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:10,813 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:10,906 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 15:57:10,911 INFO L158 Benchmark]: Toolchain (without parser) took 14374.65ms. Allocated memory was 140.5MB in the beginning and 922.7MB in the end (delta: 782.2MB). Free memory was 93.4MB in the beginning and 586.5MB in the end (delta: -493.1MB). Peak memory consumption was 382.8MB. Max. memory is 16.1GB. [2021-11-23 15:57:10,911 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 100.7MB. Free memory is still 78.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:10,912 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4356.78ms. Allocated memory was 140.5MB in the beginning and 257.9MB in the end (delta: 117.4MB). Free memory was 92.7MB in the beginning and 149.3MB in the end (delta: -56.6MB). Peak memory consumption was 124.8MB. Max. memory is 16.1GB. [2021-11-23 15:57:10,913 INFO L158 Benchmark]: Boogie Procedure Inliner took 554.91ms. Allocated memory is still 257.9MB. Free memory was 149.3MB in the beginning and 116.7MB in the end (delta: 32.6MB). Peak memory consumption was 94.5MB. Max. memory is 16.1GB. [2021-11-23 15:57:10,914 INFO L158 Benchmark]: Boogie Preprocessor took 641.31ms. Allocated memory was 257.9MB in the beginning and 515.9MB in the end (delta: 257.9MB). Free memory was 116.7MB in the beginning and 335.9MB in the end (delta: -219.2MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2021-11-23 15:57:10,915 INFO L158 Benchmark]: RCFGBuilder took 8816.74ms. Allocated memory was 515.9MB in the beginning and 922.7MB in the end (delta: 406.8MB). Free memory was 335.9MB in the beginning and 586.5MB in the end (delta: -250.7MB). Peak memory consumption was 250.6MB. Max. memory is 16.1GB. [2021-11-23 15:57:10,918 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 100.7MB. Free memory is still 78.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4356.78ms. Allocated memory was 140.5MB in the beginning and 257.9MB in the end (delta: 117.4MB). Free memory was 92.7MB in the beginning and 149.3MB in the end (delta: -56.6MB). Peak memory consumption was 124.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 554.91ms. Allocated memory is still 257.9MB. Free memory was 149.3MB in the beginning and 116.7MB in the end (delta: 32.6MB). Peak memory consumption was 94.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 641.31ms. Allocated memory was 257.9MB in the beginning and 515.9MB in the end (delta: 257.9MB). Free memory was 116.7MB in the beginning and 335.9MB in the end (delta: -219.2MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * RCFGBuilder took 8816.74ms. Allocated memory was 515.9MB in the beginning and 922.7MB in the end (delta: 406.8MB). Free memory was 335.9MB in the beginning and 586.5MB in the end (delta: -250.7MB). Peak memory consumption was 250.6MB. 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 15:57:10,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/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_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/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_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/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_14a8e9a2-4438-41c7-be20-71429699521e/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 24feb2eb47843fcae857e84ddd5aa58dae94843db909f56f0ca240268764bef9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:13,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:13,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:13,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:13,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:13,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:13,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:13,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:13,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:13,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:13,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:13,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:13,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:13,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:13,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:13,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:13,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:13,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:13,584 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:13,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:13,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:13,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:13,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:13,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:13,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:13,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:13,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:13,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:13,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:13,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:13,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:13,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:13,603 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:13,604 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:13,605 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:13,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:13,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:13,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:13,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:13,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:13,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:13,610 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:57:13,638 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:13,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:13,640 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:13,640 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:13,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:13,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:13,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:13,641 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:13,641 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:13,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:13,641 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:13,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:13,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:13,642 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:57:13,642 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:57:13,642 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:57:13,643 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:13,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:13,643 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:13,643 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:13,643 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:13,643 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:13,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:13,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:13,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:13,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:13,644 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:13,644 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:57:13,644 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:57:13,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:13,644 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:57:13,644 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:57:13,645 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_14a8e9a2-4438-41c7-be20-71429699521e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 24feb2eb47843fcae857e84ddd5aa58dae94843db909f56f0ca240268764bef9 [2021-11-23 15:57:14,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:14,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:14,087 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:14,088 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:14,089 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:14,091 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-2.c [2021-11-23 15:57:14,158 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/data/ab1b146d1/a1f8fe872e424e40ade9fdd601454eee/FLAG915ef657f [2021-11-23 15:57:15,334 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:15,335 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-2.c [2021-11-23 15:57:15,398 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/data/ab1b146d1/a1f8fe872e424e40ade9fdd601454eee/FLAG915ef657f [2021-11-23 15:57:15,548 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/data/ab1b146d1/a1f8fe872e424e40ade9fdd601454eee [2021-11-23 15:57:15,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:15,553 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:15,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:15,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:15,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:15,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:15" (1/1) ... [2021-11-23 15:57:15,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f4ee9a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:15, skipping insertion in model container [2021-11-23 15:57:15,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:15" (1/1) ... [2021-11-23 15:57:15,571 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:15,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:18,364 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_14a8e9a2-4438-41c7-be20-71429699521e/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-2.c[382357,382370] [2021-11-23 15:57:18,389 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_14a8e9a2-4438-41c7-be20-71429699521e/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-2.c[383339,383352] [2021-11-23 15:57:18,759 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:18,782 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:20,111 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_14a8e9a2-4438-41c7-be20-71429699521e/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-2.c[382357,382370] [2021-11-23 15:57:20,115 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_14a8e9a2-4438-41c7-be20-71429699521e/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-2.c[383339,383352] [2021-11-23 15:57:20,163 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:20,245 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:20,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:20 WrapperNode [2021-11-23 15:57:20,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:20,247 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:20,248 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:20,248 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:20,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:20" (1/1) ... [2021-11-23 15:57:20,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:20" (1/1) ... [2021-11-23 15:57:20,888 INFO L137 Inliner]: procedures = 65, calls = 71, calls flagged for inlining = 42, calls inlined = 42, statements flattened = 13045 [2021-11-23 15:57:20,889 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:20,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:20,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:20,890 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:20,899 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:20" (1/1) ... [2021-11-23 15:57:20,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:20" (1/1) ... [2021-11-23 15:57:21,005 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:20" (1/1) ... [2021-11-23 15:57:21,006 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:20" (1/1) ... [2021-11-23 15:57:21,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:20" (1/1) ... [2021-11-23 15:57:21,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:20" (1/1) ... [2021-11-23 15:57:21,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:20" (1/1) ... [2021-11-23 15:57:21,488 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:21,489 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:21,489 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:21,489 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:21,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:20" (1/1) ... [2021-11-23 15:57:21,517 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:21,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:21,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:21,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:21,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:21,609 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:57:21,609 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:57:21,609 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:57:21,609 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:57:21,609 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:57:21,610 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:57:21,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:57:21,610 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:57:21,610 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:57:21,610 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:57:21,610 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:57:21,611 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:57:21,611 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:57:21,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:21,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:21,819 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:21,821 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:32,749 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:32,844 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 15:57:32,848 INFO L158 Benchmark]: Toolchain (without parser) took 17294.25ms. Allocated memory was 81.8MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 48.4MB in the beginning and 894.9MB in the end (delta: -846.5MB). Peak memory consumption was 485.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:32,849 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory is still 42.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:32,850 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4690.75ms. Allocated memory was 81.8MB in the beginning and 180.4MB in the end (delta: 98.6MB). Free memory was 48.2MB in the beginning and 77.8MB in the end (delta: -29.6MB). Peak memory consumption was 101.7MB. Max. memory is 16.1GB. [2021-11-23 15:57:32,850 INFO L158 Benchmark]: Boogie Procedure Inliner took 641.57ms. Allocated memory was 180.4MB in the beginning and 285.2MB in the end (delta: 104.9MB). Free memory was 77.8MB in the beginning and 155.5MB in the end (delta: -77.7MB). Peak memory consumption was 71.9MB. Max. memory is 16.1GB. [2021-11-23 15:57:32,851 INFO L158 Benchmark]: Boogie Preprocessor took 598.66ms. Allocated memory is still 285.2MB. Free memory was 155.5MB in the beginning and 126.3MB in the end (delta: 29.2MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2021-11-23 15:57:32,852 INFO L158 Benchmark]: RCFGBuilder took 11356.94ms. Allocated memory was 285.2MB in the beginning and 1.2GB in the end (delta: 885.0MB). Free memory was 126.3MB in the beginning and 894.9MB in the end (delta: -768.6MB). Peak memory consumption was 359.7MB. Max. memory is 16.1GB. [2021-11-23 15:57:32,855 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory is still 42.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4690.75ms. Allocated memory was 81.8MB in the beginning and 180.4MB in the end (delta: 98.6MB). Free memory was 48.2MB in the beginning and 77.8MB in the end (delta: -29.6MB). Peak memory consumption was 101.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 641.57ms. Allocated memory was 180.4MB in the beginning and 285.2MB in the end (delta: 104.9MB). Free memory was 77.8MB in the beginning and 155.5MB in the end (delta: -77.7MB). Peak memory consumption was 71.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 598.66ms. Allocated memory is still 285.2MB. Free memory was 155.5MB in the beginning and 126.3MB in the end (delta: 29.2MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. * RCFGBuilder took 11356.94ms. Allocated memory was 285.2MB in the beginning and 1.2GB in the end (delta: 885.0MB). Free memory was 126.3MB in the beginning and 894.9MB in the end (delta: -768.6MB). Peak memory consumption was 359.7MB. 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 15:57:32,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14a8e9a2-4438-41c7-be20-71429699521e/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable