./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.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_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/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_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/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_9577b49d-9c21-474d-8f30-3be15657671a/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 c77adeba6cdfcefcbb31bf939774adeb705a38d7ca9279d598a2176e2713682c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:11,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:11,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:11,913 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:11,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:11,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:11,916 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:11,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:11,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:11,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:11,923 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:11,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:11,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:11,926 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:11,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:11,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:11,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:11,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:11,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:11,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:11,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:11,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:11,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:11,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:11,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:11,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:11,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:11,949 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:11,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:11,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:11,951 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:11,952 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:11,953 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:11,954 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:11,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:11,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:11,956 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:11,957 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:11,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:11,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:11,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:11,966 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:59:12,021 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:12,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:12,022 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:12,022 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:12,023 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:12,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:12,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:12,024 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:12,024 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:59:12,024 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:12,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:12,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:12,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:12,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:12,026 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:12,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:12,026 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:12,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:12,026 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:12,027 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:12,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:12,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:12,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:12,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:12,027 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:12,028 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:59:12,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:59:12,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:12,028 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_9577b49d-9c21-474d-8f30-3be15657671a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c77adeba6cdfcefcbb31bf939774adeb705a38d7ca9279d598a2176e2713682c [2021-11-23 15:59:12,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:12,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:12,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:12,319 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:12,320 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:12,323 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-1.c [2021-11-23 15:59:12,391 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/data/2b492932d/b7059a13e47e4f0ea87e7cf3688bebdf/FLAG9509c3dac [2021-11-23 15:59:13,450 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:13,450 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-1.c [2021-11-23 15:59:13,500 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/data/2b492932d/b7059a13e47e4f0ea87e7cf3688bebdf/FLAG9509c3dac [2021-11-23 15:59:13,779 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/data/2b492932d/b7059a13e47e4f0ea87e7cf3688bebdf [2021-11-23 15:59:13,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:13,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:13,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:13,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:13,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:13,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:13" (1/1) ... [2021-11-23 15:59:13,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64fb43e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:13, skipping insertion in model container [2021-11-23 15:59:13,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:13" (1/1) ... [2021-11-23 15:59:13,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:14,032 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:16,523 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_9577b49d-9c21-474d-8f30-3be15657671a/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-1.c[381679,381692] [2021-11-23 15:59:16,551 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_9577b49d-9c21-474d-8f30-3be15657671a/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-1.c[383339,383352] [2021-11-23 15:59:16,733 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:16,743 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:18,009 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_9577b49d-9c21-474d-8f30-3be15657671a/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-1.c[381679,381692] [2021-11-23 15:59:18,014 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_9577b49d-9c21-474d-8f30-3be15657671a/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-1.c[383339,383352] [2021-11-23 15:59:18,038 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:18,160 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:18,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18 WrapperNode [2021-11-23 15:59:18,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:18,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:18,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:18,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:18,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... [2021-11-23 15:59:18,269 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... [2021-11-23 15:59:18,766 INFO L137 Inliner]: procedures = 48, calls = 47, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 12619 [2021-11-23 15:59:18,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:18,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:18,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:18,768 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:18,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... [2021-11-23 15:59:18,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... [2021-11-23 15:59:18,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... [2021-11-23 15:59:18,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... [2021-11-23 15:59:19,099 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... [2021-11-23 15:59:19,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... [2021-11-23 15:59:19,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... [2021-11-23 15:59:19,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:19,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:19,314 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:19,314 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:19,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... [2021-11-23 15:59:19,338 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:19,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:19,392 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:19,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:19,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:19,494 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:59:19,495 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:59:19,495 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:59:19,495 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:59:19,495 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:59:19,495 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:59:19,496 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:59:19,496 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:59:19,496 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:59:19,496 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:59:19,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:59:19,496 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:59:19,497 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:59:19,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:19,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:19,672 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:19,674 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:26,763 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:26,870 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 15:59:26,875 INFO L158 Benchmark]: Toolchain (without parser) took 13090.40ms. Allocated memory was 132.1MB in the beginning and 811.6MB in the end (delta: 679.5MB). Free memory was 94.1MB in the beginning and 312.9MB in the end (delta: -218.9MB). Peak memory consumption was 464.7MB. Max. memory is 16.1GB. [2021-11-23 15:59:26,875 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 109.1MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:26,876 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4376.55ms. Allocated memory was 132.1MB in the beginning and 268.4MB in the end (delta: 136.3MB). Free memory was 94.1MB in the beginning and 173.5MB in the end (delta: -79.4MB). Peak memory consumption was 111.4MB. Max. memory is 16.1GB. [2021-11-23 15:59:26,877 INFO L158 Benchmark]: Boogie Procedure Inliner took 604.09ms. Allocated memory is still 268.4MB. Free memory was 173.5MB in the beginning and 132.4MB in the end (delta: 41.0MB). Peak memory consumption was 101.9MB. Max. memory is 16.1GB. [2021-11-23 15:59:26,878 INFO L158 Benchmark]: Boogie Preprocessor took 544.85ms. Allocated memory is still 268.4MB. Free memory was 132.4MB in the beginning and 104.1MB in the end (delta: 28.3MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. [2021-11-23 15:59:26,879 INFO L158 Benchmark]: RCFGBuilder took 7559.37ms. Allocated memory was 268.4MB in the beginning and 811.6MB in the end (delta: 543.2MB). Free memory was 104.1MB in the beginning and 312.9MB in the end (delta: -208.8MB). Peak memory consumption was 340.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:26,882 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 109.1MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4376.55ms. Allocated memory was 132.1MB in the beginning and 268.4MB in the end (delta: 136.3MB). Free memory was 94.1MB in the beginning and 173.5MB in the end (delta: -79.4MB). Peak memory consumption was 111.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 604.09ms. Allocated memory is still 268.4MB. Free memory was 173.5MB in the beginning and 132.4MB in the end (delta: 41.0MB). Peak memory consumption was 101.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 544.85ms. Allocated memory is still 268.4MB. Free memory was 132.4MB in the beginning and 104.1MB in the end (delta: 28.3MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. * RCFGBuilder took 7559.37ms. Allocated memory was 268.4MB in the beginning and 811.6MB in the end (delta: 543.2MB). Free memory was 104.1MB in the beginning and 312.9MB in the end (delta: -208.8MB). Peak memory consumption was 340.5MB. 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 15:59:26,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/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_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/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_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/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_9577b49d-9c21-474d-8f30-3be15657671a/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 c77adeba6cdfcefcbb31bf939774adeb705a38d7ca9279d598a2176e2713682c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:29,293 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:29,296 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:29,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:29,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:29,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:29,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:29,359 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:29,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:29,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:29,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:29,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:29,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:29,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:29,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:29,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:29,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:29,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:29,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:29,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:29,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:29,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:29,382 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:29,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:29,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:29,387 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:29,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:29,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:29,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:29,390 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:29,390 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:29,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:29,392 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:29,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:29,394 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:29,394 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:29,395 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:29,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:29,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:29,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:29,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:29,398 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:59:29,424 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:29,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:29,425 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:29,425 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:29,426 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:29,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:29,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:29,426 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:29,426 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:29,427 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:29,427 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:29,427 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:29,427 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:29,427 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:59:29,428 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:59:29,428 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:59:29,428 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:29,428 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:29,428 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:29,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:29,429 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:29,429 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:29,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:29,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:29,430 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:29,430 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:29,430 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:29,430 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:59:29,430 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:59:29,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:29,431 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:59:29,431 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:59:29,431 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_9577b49d-9c21-474d-8f30-3be15657671a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c77adeba6cdfcefcbb31bf939774adeb705a38d7ca9279d598a2176e2713682c [2021-11-23 15:59:29,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:29,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:29,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:29,872 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:29,873 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:29,874 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-1.c [2021-11-23 15:59:29,946 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/data/a19ae168b/8360613ee6b5489588128f2b996fe646/FLAGfd11b2a29 [2021-11-23 15:59:31,140 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:31,141 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-1.c [2021-11-23 15:59:31,201 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/data/a19ae168b/8360613ee6b5489588128f2b996fe646/FLAGfd11b2a29 [2021-11-23 15:59:31,374 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/data/a19ae168b/8360613ee6b5489588128f2b996fe646 [2021-11-23 15:59:31,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:31,378 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:31,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:31,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:31,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:31,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:31" (1/1) ... [2021-11-23 15:59:31,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fbd7d9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:31, skipping insertion in model container [2021-11-23 15:59:31,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:31" (1/1) ... [2021-11-23 15:59:31,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:31,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:33,997 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_9577b49d-9c21-474d-8f30-3be15657671a/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-1.c[381679,381692] [2021-11-23 15:59:34,026 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_9577b49d-9c21-474d-8f30-3be15657671a/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-1.c[383339,383352] [2021-11-23 15:59:34,233 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:34,243 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:35,630 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_9577b49d-9c21-474d-8f30-3be15657671a/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-1.c[381679,381692] [2021-11-23 15:59:35,634 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_9577b49d-9c21-474d-8f30-3be15657671a/sv-benchmarks/c/combinations/Problem05_label43+token_ring.02.cil-1.c[383339,383352] [2021-11-23 15:59:35,643 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:35,715 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:35,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35 WrapperNode [2021-11-23 15:59:35,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:35,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:35,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:35,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:35,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:35,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:36,319 INFO L137 Inliner]: procedures = 49, calls = 47, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 12597 [2021-11-23 15:59:36,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:36,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:36,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:36,321 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:36,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:36,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:36,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:36,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:36,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:36,757 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:36,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:36,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:36,973 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:36,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:36,974 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:36,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:36,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:36,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:37,036 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:37,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:37,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:37,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:59:37,167 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:59:37,167 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:59:37,167 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:59:37,167 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:59:37,167 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:59:37,167 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:59:37,167 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:59:37,168 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:59:37,168 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:59:37,168 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:59:37,168 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:59:37,168 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:59:37,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:37,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:37,383 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:37,385 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:47,140 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:47,219 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 15:59:47,224 INFO L158 Benchmark]: Toolchain (without parser) took 15845.07ms. Allocated memory was 92.3MB in the beginning and 981.5MB in the end (delta: 889.2MB). Free memory was 57.8MB in the beginning and 425.5MB in the end (delta: -367.7MB). Peak memory consumption was 525.7MB. Max. memory is 16.1GB. [2021-11-23 15:59:47,225 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 56.6MB. Free memory was 37.7MB in the beginning and 37.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:47,226 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4336.69ms. Allocated memory was 92.3MB in the beginning and 245.4MB in the end (delta: 153.1MB). Free memory was 57.5MB in the beginning and 135.6MB in the end (delta: -78.1MB). Peak memory consumption was 122.0MB. Max. memory is 16.1GB. [2021-11-23 15:59:47,226 INFO L158 Benchmark]: Boogie Procedure Inliner took 603.00ms. Allocated memory is still 245.4MB. Free memory was 135.6MB in the beginning and 115.1MB in the end (delta: 20.5MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. [2021-11-23 15:59:47,227 INFO L158 Benchmark]: Boogie Preprocessor took 651.18ms. Allocated memory was 245.4MB in the beginning and 490.7MB in the end (delta: 245.4MB). Free memory was 115.1MB in the beginning and 331.7MB in the end (delta: -216.6MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. [2021-11-23 15:59:47,228 INFO L158 Benchmark]: RCFGBuilder took 10249.12ms. Allocated memory was 490.7MB in the beginning and 981.5MB in the end (delta: 490.7MB). Free memory was 331.7MB in the beginning and 425.5MB in the end (delta: -93.8MB). Peak memory consumption was 402.7MB. Max. memory is 16.1GB. [2021-11-23 15:59:47,232 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 56.6MB. Free memory was 37.7MB in the beginning and 37.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4336.69ms. Allocated memory was 92.3MB in the beginning and 245.4MB in the end (delta: 153.1MB). Free memory was 57.5MB in the beginning and 135.6MB in the end (delta: -78.1MB). Peak memory consumption was 122.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 603.00ms. Allocated memory is still 245.4MB. Free memory was 135.6MB in the beginning and 115.1MB in the end (delta: 20.5MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 651.18ms. Allocated memory was 245.4MB in the beginning and 490.7MB in the end (delta: 245.4MB). Free memory was 115.1MB in the beginning and 331.7MB in the end (delta: -216.6MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. * RCFGBuilder took 10249.12ms. Allocated memory was 490.7MB in the beginning and 981.5MB in the end (delta: 490.7MB). Free memory was 331.7MB in the beginning and 425.5MB in the end (delta: -93.8MB). Peak memory consumption was 402.7MB. 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 15:59:47,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9577b49d-9c21-474d-8f30-3be15657671a/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