./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.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_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/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_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/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_5d601731-d4f1-4584-9524-e38228df1d23/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 8467ffbb1ccc6ad3e7cda0bad7b8fded9577e94940df507be3d09419f9a5a0e1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:47,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:47,666 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:47,700 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:47,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:47,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:47,705 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:47,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:47,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:47,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:47,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:47,714 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:47,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:47,716 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:47,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:47,720 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:47,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:47,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:47,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:47,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:47,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:47,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:47,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:47,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:47,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:47,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:47,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:47,741 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:47,742 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:47,743 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:47,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:47,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:47,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:47,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:47,749 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:47,749 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:47,750 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:47,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:47,751 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:47,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:47,754 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:47,755 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:47,777 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:47,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:47,779 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:47,779 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:47,780 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:47,780 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:47,781 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:47,781 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:47,781 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:47,782 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:47,782 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:47,782 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:47,782 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:47,783 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:47,783 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:47,783 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:47,784 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:47,784 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:47,784 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:47,784 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:47,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:47,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:47,785 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:47,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:47,786 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:47,786 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:47,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:47,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:47,787 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_5d601731-d4f1-4584-9524-e38228df1d23/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8467ffbb1ccc6ad3e7cda0bad7b8fded9577e94940df507be3d09419f9a5a0e1 [2021-11-23 15:04:48,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:48,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:48,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:48,103 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:48,104 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:48,106 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-1.c [2021-11-23 15:04:48,174 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/data/7e9234027/93aefb3cda774c8d8159c510e01ad11f/FLAGb5a1236e0 [2021-11-23 15:04:49,261 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:49,261 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-1.c [2021-11-23 15:04:49,324 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/data/7e9234027/93aefb3cda774c8d8159c510e01ad11f/FLAGb5a1236e0 [2021-11-23 15:04:49,555 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/data/7e9234027/93aefb3cda774c8d8159c510e01ad11f [2021-11-23 15:04:49,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:49,561 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:49,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:49,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:49,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:49,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:49,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@248784a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49, skipping insertion in model container [2021-11-23 15:04:49,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:49,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:49,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:52,657 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-1.c[378560,378573] [2021-11-23 15:04:52,685 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_5d601731-d4f1-4584-9524-e38228df1d23/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:04:53,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:53,098 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:54,363 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_5d601731-d4f1-4584-9524-e38228df1d23/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-1.c[378560,378573] [2021-11-23 15:04:54,373 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_5d601731-d4f1-4584-9524-e38228df1d23/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:04:54,429 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:54,527 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:54,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:54 WrapperNode [2021-11-23 15:04:54,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:54,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:54,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:54,532 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:54,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:54" (1/1) ... [2021-11-23 15:04:54,639 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:54" (1/1) ... [2021-11-23 15:04:55,099 INFO L137 Inliner]: procedures = 70, calls = 81, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 13262 [2021-11-23 15:04:55,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:55,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:55,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:55,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:55,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:54" (1/1) ... [2021-11-23 15:04:55,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:54" (1/1) ... [2021-11-23 15:04:55,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:54" (1/1) ... [2021-11-23 15:04:55,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:54" (1/1) ... [2021-11-23 15:04:55,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:54" (1/1) ... [2021-11-23 15:04:55,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:54" (1/1) ... [2021-11-23 15:04:55,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:54" (1/1) ... [2021-11-23 15:04:55,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:55,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:55,749 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:55,749 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:55,750 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:54" (1/1) ... [2021-11-23 15:04:55,759 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:55,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:55,785 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:55,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:04:55,837 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:04:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:04:55,837 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:04:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:04:55,838 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:04:55,838 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:04:55,838 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:04:55,838 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:04:55,838 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:04:55,839 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:04:55,839 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:04:55,839 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:04:55,839 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:04:55,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:55,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:55,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:55,980 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:55,982 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:04,687 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:04,797 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 15:05:04,808 INFO L158 Benchmark]: Toolchain (without parser) took 15245.35ms. Allocated memory was 113.2MB in the beginning and 979.4MB in the end (delta: 866.1MB). Free memory was 62.3MB in the beginning and 727.4MB in the end (delta: -665.1MB). Peak memory consumption was 392.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:04,809 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 113.2MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:04,811 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4965.81ms. Allocated memory was 113.2MB in the beginning and 323.0MB in the end (delta: 209.7MB). Free memory was 61.9MB in the beginning and 190.1MB in the end (delta: -128.2MB). Peak memory consumption was 108.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:04,813 INFO L158 Benchmark]: Boogie Procedure Inliner took 568.87ms. Allocated memory is still 323.0MB. Free memory was 190.1MB in the beginning and 174.4MB in the end (delta: 15.7MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:04,814 INFO L158 Benchmark]: Boogie Preprocessor took 647.06ms. Allocated memory is still 323.0MB. Free memory was 174.4MB in the beginning and 141.9MB in the end (delta: 32.5MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:04,815 INFO L158 Benchmark]: RCFGBuilder took 9057.13ms. Allocated memory was 323.0MB in the beginning and 979.4MB in the end (delta: 656.4MB). Free memory was 141.9MB in the beginning and 727.4MB in the end (delta: -585.5MB). Peak memory consumption was 264.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:04,825 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 113.2MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4965.81ms. Allocated memory was 113.2MB in the beginning and 323.0MB in the end (delta: 209.7MB). Free memory was 61.9MB in the beginning and 190.1MB in the end (delta: -128.2MB). Peak memory consumption was 108.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 568.87ms. Allocated memory is still 323.0MB. Free memory was 190.1MB in the beginning and 174.4MB in the end (delta: 15.7MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 647.06ms. Allocated memory is still 323.0MB. Free memory was 174.4MB in the beginning and 141.9MB in the end (delta: 32.5MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. * RCFGBuilder took 9057.13ms. Allocated memory was 323.0MB in the beginning and 979.4MB in the end (delta: 656.4MB). Free memory was 141.9MB in the beginning and 727.4MB in the end (delta: -585.5MB). Peak memory consumption was 264.2MB. 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 15:05:04,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/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_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/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_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/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_5d601731-d4f1-4584-9524-e38228df1d23/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 8467ffbb1ccc6ad3e7cda0bad7b8fded9577e94940df507be3d09419f9a5a0e1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:07,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:07,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:07,503 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:07,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:07,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:07,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:07,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:07,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:07,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:07,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:07,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:07,531 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:07,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:07,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:07,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:07,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:07,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:07,547 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:07,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:07,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:07,559 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:07,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:07,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:07,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:07,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:07,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:07,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:07,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:07,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:07,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:07,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:07,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:07,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:07,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:07,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:07,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:07,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:07,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:07,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:07,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:07,579 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:07,625 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:07,625 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:07,626 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:07,627 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:07,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:07,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:07,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:07,629 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:07,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:07,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:07,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:07,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:07,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:07,631 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:07,631 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:07,632 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:07,632 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:07,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:07,632 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:07,633 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:07,633 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:07,633 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:07,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:07,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:07,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:07,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:07,634 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:07,635 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:07,635 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:07,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:07,635 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:07,635 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:07,636 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_5d601731-d4f1-4584-9524-e38228df1d23/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8467ffbb1ccc6ad3e7cda0bad7b8fded9577e94940df507be3d09419f9a5a0e1 [2021-11-23 15:05:08,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:08,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:08,092 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:08,094 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:08,095 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:08,096 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-1.c [2021-11-23 15:05:08,176 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/data/0b06c1d8f/2ae4802afefe447682e934da6361d0e4/FLAG0c959cfa3 [2021-11-23 15:05:09,473 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:09,474 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-1.c [2021-11-23 15:05:09,523 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/data/0b06c1d8f/2ae4802afefe447682e934da6361d0e4/FLAG0c959cfa3 [2021-11-23 15:05:09,637 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/data/0b06c1d8f/2ae4802afefe447682e934da6361d0e4 [2021-11-23 15:05:09,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:09,643 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:09,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:09,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:09,650 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:09,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f9d6263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:09, skipping insertion in model container [2021-11-23 15:05:09,653 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:09" (1/1) ... [2021-11-23 15:05:09,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:09,938 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:12,549 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_5d601731-d4f1-4584-9524-e38228df1d23/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-1.c[378560,378573] [2021-11-23 15:05:12,588 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_5d601731-d4f1-4584-9524-e38228df1d23/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:05:13,002 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:13,017 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:14,320 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_5d601731-d4f1-4584-9524-e38228df1d23/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-1.c[378560,378573] [2021-11-23 15:05:14,329 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_5d601731-d4f1-4584-9524-e38228df1d23/sv-benchmarks/c/combinations/Problem05_label42+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:05:14,386 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:14,512 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:14,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:14 WrapperNode [2021-11-23 15:05:14,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:14,515 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:14,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:14,516 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:14,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:14" (1/1) ... [2021-11-23 15:05:14,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:14" (1/1) ... [2021-11-23 15:05:15,194 INFO L137 Inliner]: procedures = 71, calls = 81, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 13217 [2021-11-23 15:05:15,195 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:15,196 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:15,196 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:15,196 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:15,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:14" (1/1) ... [2021-11-23 15:05:15,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:14" (1/1) ... [2021-11-23 15:05:15,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:14" (1/1) ... [2021-11-23 15:05:15,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:14" (1/1) ... [2021-11-23 15:05:15,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:14" (1/1) ... [2021-11-23 15:05:15,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:14" (1/1) ... [2021-11-23 15:05:15,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:14" (1/1) ... [2021-11-23 15:05:15,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:15,829 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:15,830 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:15,830 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:15,834 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:14" (1/1) ... [2021-11-23 15:05:15,841 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:15,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:15,873 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:15,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:15,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:15,922 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:05:15,923 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:05:15,923 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:05:15,923 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:05:15,923 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:05:15,923 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:05:15,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:15,924 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:05:15,924 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:05:15,924 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:05:15,924 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:05:15,924 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:05:15,925 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:05:15,925 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:05:15,925 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:05:15,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:15,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:16,070 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:16,072 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:27,258 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:27,360 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 15:05:27,365 INFO L158 Benchmark]: Toolchain (without parser) took 17720.87ms. Allocated memory was 81.8MB in the beginning and 1.1GB in the end (delta: 1.1GB). Free memory was 44.4MB in the beginning and 725.2MB in the end (delta: -680.8MB). Peak memory consumption was 412.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:27,366 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 58.7MB. Free memory was 39.7MB in the beginning and 39.6MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:27,367 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4867.30ms. Allocated memory was 81.8MB in the beginning and 197.1MB in the end (delta: 115.3MB). Free memory was 44.2MB in the beginning and 99.0MB in the end (delta: -54.8MB). Peak memory consumption was 109.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:27,368 INFO L158 Benchmark]: Boogie Procedure Inliner took 680.30ms. Allocated memory was 197.1MB in the beginning and 341.8MB in the end (delta: 144.7MB). Free memory was 99.0MB in the beginning and 196.5MB in the end (delta: -97.5MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. [2021-11-23 15:05:27,369 INFO L158 Benchmark]: Boogie Preprocessor took 632.10ms. Allocated memory is still 341.8MB. Free memory was 196.5MB in the beginning and 177.0MB in the end (delta: 19.5MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:27,370 INFO L158 Benchmark]: RCFGBuilder took 11534.22ms. Allocated memory was 341.8MB in the beginning and 1.1GB in the end (delta: 803.2MB). Free memory was 177.0MB in the beginning and 725.2MB in the end (delta: -548.1MB). Peak memory consumption was 287.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:27,373 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 58.7MB. Free memory was 39.7MB in the beginning and 39.6MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4867.30ms. Allocated memory was 81.8MB in the beginning and 197.1MB in the end (delta: 115.3MB). Free memory was 44.2MB in the beginning and 99.0MB in the end (delta: -54.8MB). Peak memory consumption was 109.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 680.30ms. Allocated memory was 197.1MB in the beginning and 341.8MB in the end (delta: 144.7MB). Free memory was 99.0MB in the beginning and 196.5MB in the end (delta: -97.5MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 632.10ms. Allocated memory is still 341.8MB. Free memory was 196.5MB in the beginning and 177.0MB in the end (delta: 19.5MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. * RCFGBuilder took 11534.22ms. Allocated memory was 341.8MB in the beginning and 1.1GB in the end (delta: 803.2MB). Free memory was 177.0MB in the beginning and 725.2MB in the end (delta: -548.1MB). Peak memory consumption was 287.8MB. 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 15:05:27,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d601731-d4f1-4584-9524-e38228df1d23/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