./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.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_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/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_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/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_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/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 9ef62c47abda8be3b48c3c090b2cfd60af093668e4aab452f52a0b386786ccc6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:43,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:43,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:43,671 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:43,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:43,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:43,680 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:43,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:43,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:43,696 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:43,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:43,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:43,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:43,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:43,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:43,709 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:43,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:43,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:43,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:43,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:43,732 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:43,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:43,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:43,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:43,742 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:43,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:43,743 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:43,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:43,746 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:43,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:43,748 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:43,749 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:43,751 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:43,752 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:43,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:43,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:43,755 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:43,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:43,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:43,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:43,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:43,759 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:43,807 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:43,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:43,809 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:43,809 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:43,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:43,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:43,810 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:43,811 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:43,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:43,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:43,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:43,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:43,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:43,820 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:43,820 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:43,820 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:43,820 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:43,820 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:43,821 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:43,821 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:43,821 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:43,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:43,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:43,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:43,822 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:43,822 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:43,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:43,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:43,823 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_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ef62c47abda8be3b48c3c090b2cfd60af093668e4aab452f52a0b386786ccc6 [2021-11-23 15:55:44,116 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:44,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:44,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:44,141 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:44,142 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:44,144 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c [2021-11-23 15:55:44,229 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/data/6a0b9d562/30ce33cf222d4379be77624f8b43ac5a/FLAG3218b7434 [2021-11-23 15:55:45,289 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:45,290 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c [2021-11-23 15:55:45,344 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/data/6a0b9d562/30ce33cf222d4379be77624f8b43ac5a/FLAG3218b7434 [2021-11-23 15:55:45,565 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/data/6a0b9d562/30ce33cf222d4379be77624f8b43ac5a [2021-11-23 15:55:45,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:45,569 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:45,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:45,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:45,574 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:45,575 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:45,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58c1c498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45, skipping insertion in model container [2021-11-23 15:55:45,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:45,585 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:45,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:48,361 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_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c[378560,378573] [2021-11-23 15:55:48,401 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_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c[383339,383352] [2021-11-23 15:55:48,610 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:48,622 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:49,909 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_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c[378560,378573] [2021-11-23 15:55:49,917 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_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c[383339,383352] [2021-11-23 15:55:49,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:50,032 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:50,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:50 WrapperNode [2021-11-23 15:55:50,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:50,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:50,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:50,035 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:50,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:50" (1/1) ... [2021-11-23 15:55:50,156 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:50" (1/1) ... [2021-11-23 15:55:50,557 INFO L137 Inliner]: procedures = 50, calls = 51, calls flagged for inlining = 27, calls inlined = 27, statements flattened = 12682 [2021-11-23 15:55:50,558 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:50,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:50,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:50,559 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:50,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:50" (1/1) ... [2021-11-23 15:55:50,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:50" (1/1) ... [2021-11-23 15:55:50,629 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:50" (1/1) ... [2021-11-23 15:55:50,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:50" (1/1) ... [2021-11-23 15:55:50,982 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:50" (1/1) ... [2021-11-23 15:55:51,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:50" (1/1) ... [2021-11-23 15:55:51,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:50" (1/1) ... [2021-11-23 15:55:51,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:51,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:51,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:51,194 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:51,196 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:50" (1/1) ... [2021-11-23 15:55:51,203 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:51,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:51,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:51,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:51,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:51,419 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:55:51,419 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:55:51,419 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:55:51,419 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:55:51,420 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:55:51,420 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:55:51,420 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:55:51,420 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:55:51,420 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:55:51,421 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:55:51,421 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:55:51,421 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:55:51,421 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:55:51,421 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:55:51,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:51,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:51,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:51,523 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:51,525 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:58,561 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:58,657 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 15:55:58,662 INFO L158 Benchmark]: Toolchain (without parser) took 13091.64ms. Allocated memory was 109.1MB in the beginning and 876.6MB in the end (delta: 767.6MB). Free memory was 65.1MB in the beginning and 409.5MB in the end (delta: -344.4MB). Peak memory consumption was 423.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:58,663 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 109.1MB. Free memory was 80.0MB in the beginning and 80.0MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:58,664 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4462.29ms. Allocated memory was 109.1MB in the beginning and 251.7MB in the end (delta: 142.6MB). Free memory was 65.1MB in the beginning and 112.1MB in the end (delta: -47.0MB). Peak memory consumption was 101.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:58,665 INFO L158 Benchmark]: Boogie Procedure Inliner took 523.84ms. Allocated memory is still 251.7MB. Free memory was 112.1MB in the beginning and 115.9MB in the end (delta: -3.8MB). Peak memory consumption was 60.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:58,666 INFO L158 Benchmark]: Boogie Preprocessor took 634.34ms. Allocated memory was 251.7MB in the beginning and 448.8MB in the end (delta: 197.1MB). Free memory was 115.9MB in the beginning and 270.9MB in the end (delta: -155.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:58,667 INFO L158 Benchmark]: RCFGBuilder took 7466.27ms. Allocated memory was 448.8MB in the beginning and 876.6MB in the end (delta: 427.8MB). Free memory was 270.9MB in the beginning and 409.5MB in the end (delta: -138.6MB). Peak memory consumption was 291.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:58,671 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 was 80.0MB in the beginning and 80.0MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4462.29ms. Allocated memory was 109.1MB in the beginning and 251.7MB in the end (delta: 142.6MB). Free memory was 65.1MB in the beginning and 112.1MB in the end (delta: -47.0MB). Peak memory consumption was 101.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 523.84ms. Allocated memory is still 251.7MB. Free memory was 112.1MB in the beginning and 115.9MB in the end (delta: -3.8MB). Peak memory consumption was 60.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 634.34ms. Allocated memory was 251.7MB in the beginning and 448.8MB in the end (delta: 197.1MB). Free memory was 115.9MB in the beginning and 270.9MB in the end (delta: -155.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * RCFGBuilder took 7466.27ms. Allocated memory was 448.8MB in the beginning and 876.6MB in the end (delta: 427.8MB). Free memory was 270.9MB in the beginning and 409.5MB in the end (delta: -138.6MB). Peak memory consumption was 291.5MB. 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 15:55:58,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/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_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/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_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/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_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/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 9ef62c47abda8be3b48c3c090b2cfd60af093668e4aab452f52a0b386786ccc6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:01,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:01,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:01,191 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:01,192 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:01,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:01,198 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:01,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:01,206 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:01,212 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:01,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:01,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:01,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:01,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:01,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:01,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:01,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:01,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:01,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:01,240 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:01,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:01,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:01,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:01,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:01,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:01,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:01,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:01,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:01,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:01,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:01,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:01,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:01,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:01,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:01,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:01,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:01,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:01,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:01,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:01,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:01,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:01,275 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:56:01,317 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:01,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:01,319 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:01,319 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:01,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:01,320 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:01,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:01,321 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:01,321 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:01,321 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:01,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:01,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:01,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:01,323 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:01,323 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:01,323 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:01,324 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:01,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:01,324 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:01,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:01,325 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:01,325 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:01,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:01,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:01,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:01,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:01,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:01,326 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:01,326 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:01,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:01,327 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:01,327 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:01,327 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_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ef62c47abda8be3b48c3c090b2cfd60af093668e4aab452f52a0b386786ccc6 [2021-11-23 15:56:01,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:01,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:01,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:01,731 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:01,732 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:01,733 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c [2021-11-23 15:56:01,803 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/data/526c36bcd/24c746a664e9448388266087329d82c4/FLAG472ba9c02 [2021-11-23 15:56:02,948 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:02,949 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c [2021-11-23 15:56:03,023 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/data/526c36bcd/24c746a664e9448388266087329d82c4/FLAG472ba9c02 [2021-11-23 15:56:03,194 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/data/526c36bcd/24c746a664e9448388266087329d82c4 [2021-11-23 15:56:03,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:03,200 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:03,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:03,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:03,208 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:03,209 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:03,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b5d2d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03, skipping insertion in model container [2021-11-23 15:56:03,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:03,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:03,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:06,061 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_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c[378560,378573] [2021-11-23 15:56:06,091 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_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c[383339,383352] [2021-11-23 15:56:06,274 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:06,287 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:07,788 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_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c[378560,378573] [2021-11-23 15:56:07,797 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_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c[383339,383352] [2021-11-23 15:56:07,827 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:07,917 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:07,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07 WrapperNode [2021-11-23 15:56:07,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:07,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:07,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:07,920 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:07,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:08,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:08,448 INFO L137 Inliner]: procedures = 51, calls = 51, calls flagged for inlining = 27, calls inlined = 27, statements flattened = 12657 [2021-11-23 15:56:08,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:08,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:08,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:08,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:08,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:08,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:08,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:08,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:08,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:09,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:09,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:09,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:09,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:09,315 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:09,315 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:09,319 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:09,326 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:09,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:09,361 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:09,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:09,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:09,504 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:56:09,504 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:56:09,504 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:56:09,504 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:56:09,504 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:56:09,505 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:56:09,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:09,505 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:56:09,505 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:56:09,505 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:56:09,505 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:56:09,505 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:56:09,506 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:56:09,506 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:56:09,506 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:56:09,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:09,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:09,640 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:09,657 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:19,601 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:19,674 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 15:56:19,679 INFO L158 Benchmark]: Toolchain (without parser) took 16477.80ms. Allocated memory was 88.1MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 56.5MB in the beginning and 748.0MB in the end (delta: -691.4MB). Peak memory consumption was 443.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:19,679 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 60.8MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:19,680 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4714.61ms. Allocated memory was 88.1MB in the beginning and 262.1MB in the end (delta: 174.1MB). Free memory was 56.3MB in the beginning and 148.9MB in the end (delta: -92.7MB). Peak memory consumption was 88.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:19,681 INFO L158 Benchmark]: Boogie Procedure Inliner took 529.90ms. Allocated memory is still 262.1MB. Free memory was 148.9MB in the beginning and 115.7MB in the end (delta: 33.2MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2021-11-23 15:56:19,682 INFO L158 Benchmark]: Boogie Preprocessor took 863.09ms. Allocated memory is still 262.1MB. Free memory was 115.7MB in the beginning and 97.8MB in the end (delta: 17.9MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. [2021-11-23 15:56:19,683 INFO L158 Benchmark]: RCFGBuilder took 10362.81ms. Allocated memory was 262.1MB in the beginning and 1.1GB in the end (delta: 834.7MB). Free memory was 97.8MB in the beginning and 748.0MB in the end (delta: -650.1MB). Peak memory consumption was 312.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:19,686 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 60.8MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4714.61ms. Allocated memory was 88.1MB in the beginning and 262.1MB in the end (delta: 174.1MB). Free memory was 56.3MB in the beginning and 148.9MB in the end (delta: -92.7MB). Peak memory consumption was 88.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 529.90ms. Allocated memory is still 262.1MB. Free memory was 148.9MB in the beginning and 115.7MB in the end (delta: 33.2MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 863.09ms. Allocated memory is still 262.1MB. Free memory was 115.7MB in the beginning and 97.8MB in the end (delta: 17.9MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. * RCFGBuilder took 10362.81ms. Allocated memory was 262.1MB in the beginning and 1.1GB in the end (delta: 834.7MB). Free memory was 97.8MB in the beginning and 748.0MB in the end (delta: -650.1MB). Peak memory consumption was 312.5MB. 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 15:56:19,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1521ba-f825-4b80-9ee7-bdf17ca5f911/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