./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label45+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_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/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_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.13.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/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_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/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 d874363f5f49f36a9a30d2c3cc29fd064d32abc557b85cad7937ddf3d715286c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:25,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:25,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:25,458 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:25,459 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:25,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:25,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:25,464 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:25,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:25,468 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:25,469 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:25,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:25,471 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:25,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:25,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:25,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:25,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:25,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:25,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:25,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:25,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:25,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:25,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:25,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:25,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:25,494 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:25,495 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:25,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:25,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:25,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:25,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:25,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:25,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:25,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:25,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:25,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:25,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:25,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:25,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:25,507 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:25,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:25,508 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:31:25,535 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:25,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:25,536 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:31:25,536 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:31:25,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:25,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:25,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:25,538 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:25,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:31:25,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:25,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:25,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:31:25,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:25,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:31:25,540 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:25,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:31:25,540 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:25,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:31:25,541 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:25,541 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:25,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:25,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:25,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:25,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:25,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:31:25,542 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:31:25,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:31:25,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:31:25,543 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_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d874363f5f49f36a9a30d2c3cc29fd064d32abc557b85cad7937ddf3d715286c [2021-11-23 15:31:25,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:25,796 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:25,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:25,799 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:25,800 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:25,803 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.13.cil-1.c [2021-11-23 15:31:25,874 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/data/17fa1d0cc/9ccdab58a0eb459098e5e5321855a5a1/FLAG473db8dc4 [2021-11-23 15:31:27,023 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:31:27,024 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.13.cil-1.c [2021-11-23 15:31:27,110 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/data/17fa1d0cc/9ccdab58a0eb459098e5e5321855a5a1/FLAG473db8dc4 [2021-11-23 15:31:27,253 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/data/17fa1d0cc/9ccdab58a0eb459098e5e5321855a5a1 [2021-11-23 15:31:27,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:31:27,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:31:27,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:27,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:31:27,266 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:31:27,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:27" (1/1) ... [2021-11-23 15:31:27,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4085113d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:27, skipping insertion in model container [2021-11-23 15:31:27,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:27" (1/1) ... [2021-11-23 15:31:27,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:31:27,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:29,937 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_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.13.cil-1.c[380323,380336] [2021-11-23 15:31:29,973 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_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:31:30,319 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:30,330 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:31:31,562 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_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.13.cil-1.c[380323,380336] [2021-11-23 15:31:31,573 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_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:31:31,619 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:31,703 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:31:31,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:31 WrapperNode [2021-11-23 15:31:31,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:31,705 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:31,706 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:31:31,706 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:31:31,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:31" (1/1) ... [2021-11-23 15:31:31,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:31" (1/1) ... [2021-11-23 15:31:32,256 INFO L137 Inliner]: procedures = 70, calls = 81, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 13262 [2021-11-23 15:31:32,256 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:32,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:31:32,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:31:32,258 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:31:32,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:31" (1/1) ... [2021-11-23 15:31:32,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:31" (1/1) ... [2021-11-23 15:31:32,434 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:31" (1/1) ... [2021-11-23 15:31:32,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:31" (1/1) ... [2021-11-23 15:31:32,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:31" (1/1) ... [2021-11-23 15:31:32,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:31" (1/1) ... [2021-11-23 15:31:32,894 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:31" (1/1) ... [2021-11-23 15:31:32,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:31:32,971 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:31:32,971 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:31:32,972 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:31:32,973 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:31" (1/1) ... [2021-11-23 15:31:32,981 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:32,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:31:33,006 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:31:33,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:31:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:31:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:31:33,056 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:31:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:31:33,057 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:31:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:31:33,057 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:31:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:31:33,057 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:31:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:31:33,058 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:31:33,058 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:31:33,058 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:31:33,058 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:31:33,058 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:31:33,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:31:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:31:33,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:31:33,285 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:31:33,287 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:31:40,978 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:31:41,200 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 15:31:41,205 INFO L158 Benchmark]: Toolchain (without parser) took 13947.97ms. Allocated memory was 113.2MB in the beginning and 859.8MB in the end (delta: 746.6MB). Free memory was 70.9MB in the beginning and 657.2MB in the end (delta: -586.3MB). Peak memory consumption was 394.0MB. Max. memory is 16.1GB. [2021-11-23 15:31:41,206 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 113.2MB. Free memory was 67.7MB in the beginning and 67.7MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:31:41,207 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4442.64ms. Allocated memory was 113.2MB in the beginning and 228.6MB in the end (delta: 115.3MB). Free memory was 70.5MB in the beginning and 97.8MB in the end (delta: -27.4MB). Peak memory consumption was 120.8MB. Max. memory is 16.1GB. [2021-11-23 15:31:41,208 INFO L158 Benchmark]: Boogie Procedure Inliner took 551.27ms. Allocated memory is still 228.6MB. Free memory was 97.8MB in the beginning and 73.7MB in the end (delta: 24.1MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2021-11-23 15:31:41,209 INFO L158 Benchmark]: Boogie Preprocessor took 710.65ms. Allocated memory was 228.6MB in the beginning and 429.9MB in the end (delta: 201.3MB). Free memory was 73.7MB in the beginning and 260.4MB in the end (delta: -186.6MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2021-11-23 15:31:41,209 INFO L158 Benchmark]: RCFGBuilder took 8232.57ms. Allocated memory was 429.9MB in the beginning and 859.8MB in the end (delta: 429.9MB). Free memory was 260.4MB in the beginning and 657.2MB in the end (delta: -396.9MB). Peak memory consumption was 267.9MB. Max. memory is 16.1GB. [2021-11-23 15:31:41,213 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 113.2MB. Free memory was 67.7MB in the beginning and 67.7MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4442.64ms. Allocated memory was 113.2MB in the beginning and 228.6MB in the end (delta: 115.3MB). Free memory was 70.5MB in the beginning and 97.8MB in the end (delta: -27.4MB). Peak memory consumption was 120.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 551.27ms. Allocated memory is still 228.6MB. Free memory was 97.8MB in the beginning and 73.7MB in the end (delta: 24.1MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 710.65ms. Allocated memory was 228.6MB in the beginning and 429.9MB in the end (delta: 201.3MB). Free memory was 73.7MB in the beginning and 260.4MB in the end (delta: -186.6MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * RCFGBuilder took 8232.57ms. Allocated memory was 429.9MB in the beginning and 859.8MB in the end (delta: 429.9MB). Free memory was 260.4MB in the beginning and 657.2MB in the end (delta: -396.9MB). Peak memory consumption was 267.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:31:41,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/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_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/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_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.13.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/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_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/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 d874363f5f49f36a9a30d2c3cc29fd064d32abc557b85cad7937ddf3d715286c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:43,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:43,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:43,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:43,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:43,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:43,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:43,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:43,962 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:43,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:43,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:43,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:43,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:43,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:43,982 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:43,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:43,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:43,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:44,000 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:44,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:44,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:44,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:44,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:44,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:44,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:44,029 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:44,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:44,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:44,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:44,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:44,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:44,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:44,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:44,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:44,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:44,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:44,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:44,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:44,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:44,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:44,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:44,047 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:31:44,099 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:44,099 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:44,100 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:31:44,101 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:31:44,102 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:44,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:44,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:44,103 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:44,103 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:44,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:44,105 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:31:44,105 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:44,105 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:31:44,106 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:31:44,106 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:31:44,106 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:31:44,107 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:44,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:31:44,107 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:44,107 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:31:44,108 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:44,108 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:44,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:44,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:44,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:44,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:44,109 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:31:44,110 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:31:44,110 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:31:44,110 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:31:44,110 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:31:44,111 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:31:44,111 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_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d874363f5f49f36a9a30d2c3cc29fd064d32abc557b85cad7937ddf3d715286c [2021-11-23 15:31:44,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:44,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:44,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:44,638 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:44,639 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:44,641 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.13.cil-1.c [2021-11-23 15:31:44,712 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/data/efe054e6e/7b33424244184e63b9504edcf27a69bf/FLAGcc22e79e1 [2021-11-23 15:31:46,013 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:31:46,014 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.13.cil-1.c [2021-11-23 15:31:46,064 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/data/efe054e6e/7b33424244184e63b9504edcf27a69bf/FLAGcc22e79e1 [2021-11-23 15:31:46,183 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/data/efe054e6e/7b33424244184e63b9504edcf27a69bf [2021-11-23 15:31:46,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:31:46,188 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:31:46,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:46,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:31:46,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:31:46,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:46" (1/1) ... [2021-11-23 15:31:46,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2182ce6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:46, skipping insertion in model container [2021-11-23 15:31:46,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:46" (1/1) ... [2021-11-23 15:31:46,205 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:31:46,483 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:48,961 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_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.13.cil-1.c[380323,380336] [2021-11-23 15:31:48,999 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_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:31:49,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:49,434 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:31:50,777 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_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.13.cil-1.c[380323,380336] [2021-11-23 15:31:50,787 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_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/sv-benchmarks/c/combinations/Problem05_label45+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:31:50,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:50,939 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:31:50,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:50 WrapperNode [2021-11-23 15:31:50,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:50,941 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:50,941 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:31:50,942 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:31:50,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:50" (1/1) ... [2021-11-23 15:31:51,078 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:50" (1/1) ... [2021-11-23 15:31:51,529 INFO L137 Inliner]: procedures = 71, calls = 81, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 13217 [2021-11-23 15:31:51,529 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:51,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:31:51,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:31:51,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:31:51,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:50" (1/1) ... [2021-11-23 15:31:51,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:50" (1/1) ... [2021-11-23 15:31:51,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:50" (1/1) ... [2021-11-23 15:31:51,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:50" (1/1) ... [2021-11-23 15:31:52,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:50" (1/1) ... [2021-11-23 15:31:52,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:50" (1/1) ... [2021-11-23 15:31:52,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:50" (1/1) ... [2021-11-23 15:31:52,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:31:52,358 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:31:52,358 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:31:52,359 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:31:52,363 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:50" (1/1) ... [2021-11-23 15:31:52,386 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:52,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:31:52,436 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:31:52,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:31:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:31:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:31:52,560 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:31:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:31:52,560 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:31:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:31:52,560 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:31:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:31:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:31:52,561 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:31:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:31:52,561 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:31:52,562 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:31:52,562 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:31:52,562 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:31:52,562 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:31:52,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:31:52,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:31:52,782 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:31:52,784 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:03,612 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:03,738 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 15:32:03,746 INFO L158 Benchmark]: Toolchain (without parser) took 17555.68ms. Allocated memory was 92.3MB in the beginning and 922.7MB in the end (delta: 830.5MB). Free memory was 58.6MB in the beginning and 717.5MB in the end (delta: -658.9MB). Peak memory consumption was 570.0MB. Max. memory is 16.1GB. [2021-11-23 15:32:03,747 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 65.0MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:03,749 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4748.95ms. Allocated memory was 92.3MB in the beginning and 230.7MB in the end (delta: 138.4MB). Free memory was 58.6MB in the beginning and 137.7MB in the end (delta: -79.0MB). Peak memory consumption was 126.4MB. Max. memory is 16.1GB. [2021-11-23 15:32:03,750 INFO L158 Benchmark]: Boogie Procedure Inliner took 588.83ms. Allocated memory is still 230.7MB. Free memory was 137.7MB in the beginning and 97.0MB in the end (delta: 40.7MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. [2021-11-23 15:32:03,751 INFO L158 Benchmark]: Boogie Preprocessor took 825.52ms. Allocated memory was 230.7MB in the beginning and 461.4MB in the end (delta: 230.7MB). Free memory was 97.0MB in the beginning and 296.5MB in the end (delta: -199.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2021-11-23 15:32:03,753 INFO L158 Benchmark]: RCFGBuilder took 11385.34ms. Allocated memory was 461.4MB in the beginning and 922.7MB in the end (delta: 461.4MB). Free memory was 296.5MB in the beginning and 717.5MB in the end (delta: -421.1MB). Peak memory consumption was 441.5MB. Max. memory is 16.1GB. [2021-11-23 15:32:03,763 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 65.0MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4748.95ms. Allocated memory was 92.3MB in the beginning and 230.7MB in the end (delta: 138.4MB). Free memory was 58.6MB in the beginning and 137.7MB in the end (delta: -79.0MB). Peak memory consumption was 126.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 588.83ms. Allocated memory is still 230.7MB. Free memory was 137.7MB in the beginning and 97.0MB in the end (delta: 40.7MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 825.52ms. Allocated memory was 230.7MB in the beginning and 461.4MB in the end (delta: 230.7MB). Free memory was 97.0MB in the beginning and 296.5MB in the end (delta: -199.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * RCFGBuilder took 11385.34ms. Allocated memory was 461.4MB in the beginning and 922.7MB in the end (delta: 461.4MB). Free memory was 296.5MB in the beginning and 717.5MB in the end (delta: -421.1MB). Peak memory consumption was 441.5MB. 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 15:32:03,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cc5d290-d5d8-460c-b65b-6dd7fb0b8b5e/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