./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.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_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/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_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/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_4e572b91-c295-4046-85aa-6cd607271cb6/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 9e8eec1743df688e821561fda517f1945d9b8e3e5029879578d4191f60280f1b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:38,592 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:38,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:38,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:38,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:38,650 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:38,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:38,656 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:38,659 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:38,664 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:38,665 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:38,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:38,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:38,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:38,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:38,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:38,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:38,682 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:38,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:38,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:38,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:38,694 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:38,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:38,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:38,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:38,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:38,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:38,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:38,708 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:38,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:38,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:38,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:38,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:38,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:38,716 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:38,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:38,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:38,717 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:38,717 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:38,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:38,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:38,719 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:38,761 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:38,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:38,763 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:38,763 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:38,764 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:38,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:38,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:38,765 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:38,774 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:38,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:38,775 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:38,775 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:38,775 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:38,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:38,775 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:38,775 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:38,776 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:38,776 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:38,776 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:38,776 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:38,776 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:38,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:38,777 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:38,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:38,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:38,777 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:38,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:38,778 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:38,778 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_4e572b91-c295-4046-85aa-6cd607271cb6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e8eec1743df688e821561fda517f1945d9b8e3e5029879578d4191f60280f1b [2021-11-23 15:04:39,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:39,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:39,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:39,046 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:39,047 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:39,049 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-1.c [2021-11-23 15:04:39,120 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/data/7a3b70361/8875dc56857f4004839291c8ec8646ba/FLAG720009cd6 [2021-11-23 15:04:40,084 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:40,084 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-1.c [2021-11-23 15:04:40,141 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/data/7a3b70361/8875dc56857f4004839291c8ec8646ba/FLAG720009cd6 [2021-11-23 15:04:40,491 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/data/7a3b70361/8875dc56857f4004839291c8ec8646ba [2021-11-23 15:04:40,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:40,496 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:40,500 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:40,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:40,504 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:40,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:40" (1/1) ... [2021-11-23 15:04:40,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37421671 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:40, skipping insertion in model container [2021-11-23 15:04:40,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:40" (1/1) ... [2021-11-23 15:04:40,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:40,782 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:43,175 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_4e572b91-c295-4046-85aa-6cd607271cb6/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-1.c[378560,378573] [2021-11-23 15:04:43,215 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_4e572b91-c295-4046-85aa-6cd607271cb6/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-1.c[383339,383352] [2021-11-23 15:04:43,424 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:43,434 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:44,700 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_4e572b91-c295-4046-85aa-6cd607271cb6/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-1.c[378560,378573] [2021-11-23 15:04:44,709 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_4e572b91-c295-4046-85aa-6cd607271cb6/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-1.c[383339,383352] [2021-11-23 15:04:44,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:44,819 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:44,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44 WrapperNode [2021-11-23 15:04:44,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:44,821 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:44,822 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:44,822 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:44,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:45,004 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:45,398 INFO L137 Inliner]: procedures = 52, calls = 53, calls flagged for inlining = 30, calls inlined = 30, statements flattened = 12735 [2021-11-23 15:04:45,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:45,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:45,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:45,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:45,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:45,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:45,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:45,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:45,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:45,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:45,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:45,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:45,890 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:45,890 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:45,890 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:45,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:44" (1/1) ... [2021-11-23 15:04:45,899 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:45,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:45,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:45,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:45,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:04:45,980 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:04:45,981 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:04:45,981 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:04:45,981 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:04:45,981 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:04:45,981 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:04:45,981 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:04:45,982 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:04:45,982 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:04:45,982 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:04:45,982 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:04:45,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:45,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:45,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:46,113 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:46,115 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:53,487 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:53,606 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 15:04:53,612 INFO L158 Benchmark]: Toolchain (without parser) took 13114.65ms. Allocated memory was 107.0MB in the beginning and 1.0GB in the end (delta: 941.6MB). Free memory was 56.6MB in the beginning and 838.9MB in the end (delta: -782.3MB). Peak memory consumption was 384.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:53,613 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 107.0MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:53,615 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4320.57ms. Allocated memory was 107.0MB in the beginning and 201.3MB in the end (delta: 94.4MB). Free memory was 56.3MB in the beginning and 70.6MB in the end (delta: -14.3MB). Peak memory consumption was 89.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:53,617 INFO L158 Benchmark]: Boogie Procedure Inliner took 577.74ms. Allocated memory was 201.3MB in the beginning and 306.2MB in the end (delta: 104.9MB). Free memory was 70.6MB in the beginning and 139.0MB in the end (delta: -68.4MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:53,618 INFO L158 Benchmark]: Boogie Preprocessor took 489.42ms. Allocated memory is still 306.2MB. Free memory was 139.0MB in the beginning and 131.9MB in the end (delta: 7.1MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:53,619 INFO L158 Benchmark]: RCFGBuilder took 7719.55ms. Allocated memory was 306.2MB in the beginning and 1.0GB in the end (delta: 742.4MB). Free memory was 131.9MB in the beginning and 838.9MB in the end (delta: -707.0MB). Peak memory consumption was 260.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:53,628 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 107.0MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4320.57ms. Allocated memory was 107.0MB in the beginning and 201.3MB in the end (delta: 94.4MB). Free memory was 56.3MB in the beginning and 70.6MB in the end (delta: -14.3MB). Peak memory consumption was 89.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 577.74ms. Allocated memory was 201.3MB in the beginning and 306.2MB in the end (delta: 104.9MB). Free memory was 70.6MB in the beginning and 139.0MB in the end (delta: -68.4MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 489.42ms. Allocated memory is still 306.2MB. Free memory was 139.0MB in the beginning and 131.9MB in the end (delta: 7.1MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. * RCFGBuilder took 7719.55ms. Allocated memory was 306.2MB in the beginning and 1.0GB in the end (delta: 742.4MB). Free memory was 131.9MB in the beginning and 838.9MB in the end (delta: -707.0MB). Peak memory consumption was 260.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:53,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/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 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_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/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_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/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_4e572b91-c295-4046-85aa-6cd607271cb6/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 9e8eec1743df688e821561fda517f1945d9b8e3e5029879578d4191f60280f1b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:56,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:56,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:56,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:56,228 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:56,230 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:56,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:56,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:56,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:56,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:56,239 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:56,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:56,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:56,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:56,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:56,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:56,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:56,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:56,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:56,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:56,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:56,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:56,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:56,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:56,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:56,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:56,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:56,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:56,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:56,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:56,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:56,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:56,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:56,272 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:56,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:56,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:56,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:56,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:56,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:56,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:56,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:56,289 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:56,316 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:56,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:56,317 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:56,318 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:56,319 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:56,319 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:56,319 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:56,319 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:56,320 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:56,320 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:56,320 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:56,320 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:56,320 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:56,321 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:56,321 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:56,321 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:56,321 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:56,321 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:56,322 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:56,322 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:56,322 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:56,322 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:56,323 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:56,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:56,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:56,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:56,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:56,324 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:56,324 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:56,324 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:56,324 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:56,324 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:56,325 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_4e572b91-c295-4046-85aa-6cd607271cb6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e8eec1743df688e821561fda517f1945d9b8e3e5029879578d4191f60280f1b [2021-11-23 15:04:56,712 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:56,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:56,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:56,738 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:56,739 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:56,741 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-1.c [2021-11-23 15:04:56,814 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/data/231af94a8/5c6a811c65f34ae8ba72a1381f038a9f/FLAG4c7c7001a [2021-11-23 15:04:57,941 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:57,945 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-1.c [2021-11-23 15:04:58,012 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/data/231af94a8/5c6a811c65f34ae8ba72a1381f038a9f/FLAG4c7c7001a [2021-11-23 15:04:58,191 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/data/231af94a8/5c6a811c65f34ae8ba72a1381f038a9f [2021-11-23 15:04:58,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:58,195 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:58,196 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:58,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:58,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:58,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:58" (1/1) ... [2021-11-23 15:04:58,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70f6b5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:58, skipping insertion in model container [2021-11-23 15:04:58,204 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:58" (1/1) ... [2021-11-23 15:04:58,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:58,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:01,136 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_4e572b91-c295-4046-85aa-6cd607271cb6/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-1.c[378560,378573] [2021-11-23 15:05:01,171 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_4e572b91-c295-4046-85aa-6cd607271cb6/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-1.c[383339,383352] [2021-11-23 15:05:01,414 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:01,435 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:02,764 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_4e572b91-c295-4046-85aa-6cd607271cb6/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-1.c[378560,378573] [2021-11-23 15:05:02,774 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_4e572b91-c295-4046-85aa-6cd607271cb6/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-1.c[383339,383352] [2021-11-23 15:05:02,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:02,934 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:02,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02 WrapperNode [2021-11-23 15:05:02,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:02,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:02,953 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:02,953 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:02,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:03,123 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:03,750 INFO L137 Inliner]: procedures = 53, calls = 53, calls flagged for inlining = 30, calls inlined = 30, statements flattened = 12709 [2021-11-23 15:05:03,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:03,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:03,752 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:03,752 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:03,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:03,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:03,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:03,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:04,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:04,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:04,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:04,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:04,474 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:04,474 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:04,474 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:04,475 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:02" (1/1) ... [2021-11-23 15:05:04,483 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:04,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:04,506 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:04,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:04,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:04,570 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:05:04,570 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:05:04,570 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:05:04,570 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:05:04,570 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:05:04,571 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:05:04,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:04,571 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:05:04,571 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:05:04,571 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:05:04,571 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:05:04,572 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:05:04,572 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:05:04,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:04,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:04,751 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:04,764 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:15,347 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:15,428 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:05:15,433 INFO L158 Benchmark]: Toolchain (without parser) took 17237.20ms. Allocated memory was 67.1MB in the beginning and 828.4MB in the end (delta: 761.3MB). Free memory was 30.6MB in the beginning and 466.5MB in the end (delta: -435.9MB). Peak memory consumption was 368.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:15,434 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:15,435 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4755.42ms. Allocated memory was 67.1MB in the beginning and 220.2MB in the end (delta: 153.1MB). Free memory was 30.5MB in the beginning and 127.8MB in the end (delta: -97.3MB). Peak memory consumption was 99.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:15,436 INFO L158 Benchmark]: Boogie Procedure Inliner took 798.48ms. Allocated memory is still 220.2MB. Free memory was 127.8MB in the beginning and 83.9MB in the end (delta: 43.9MB). Peak memory consumption was 90.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:15,437 INFO L158 Benchmark]: Boogie Preprocessor took 721.37ms. Allocated memory was 220.2MB in the beginning and 440.4MB in the end (delta: 220.2MB). Free memory was 83.4MB in the beginning and 282.9MB in the end (delta: -199.5MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:15,438 INFO L158 Benchmark]: RCFGBuilder took 10957.30ms. Allocated memory was 440.4MB in the beginning and 828.4MB in the end (delta: 388.0MB). Free memory was 282.9MB in the beginning and 466.5MB in the end (delta: -183.6MB). Peak memory consumption was 246.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:15,442 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4755.42ms. Allocated memory was 67.1MB in the beginning and 220.2MB in the end (delta: 153.1MB). Free memory was 30.5MB in the beginning and 127.8MB in the end (delta: -97.3MB). Peak memory consumption was 99.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 798.48ms. Allocated memory is still 220.2MB. Free memory was 127.8MB in the beginning and 83.9MB in the end (delta: 43.9MB). Peak memory consumption was 90.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 721.37ms. Allocated memory was 220.2MB in the beginning and 440.4MB in the end (delta: 220.2MB). Free memory was 83.4MB in the beginning and 282.9MB in the end (delta: -199.5MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. * RCFGBuilder took 10957.30ms. Allocated memory was 440.4MB in the beginning and 828.4MB in the end (delta: 388.0MB). Free memory was 282.9MB in the beginning and 466.5MB in the end (delta: -183.6MB). Peak memory consumption was 246.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:15,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e572b91-c295-4046-85aa-6cd607271cb6/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