./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.09.cil-2.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_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/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_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.09.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/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_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/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 b445a4f49d9151eb44c8190083d36f280681906d4dfab457d725a1f68c1551d8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:20,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:20,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:20,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:20,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:20,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:20,526 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:20,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:20,531 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:20,532 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:20,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:20,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:20,535 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:20,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:20,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:20,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:20,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:20,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:20,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:20,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:20,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:20,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:20,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:20,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:20,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:20,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:20,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:20,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:20,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:20,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:20,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:20,570 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:20,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:20,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:20,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:20,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:20,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:20,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:20,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:20,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:20,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:20,580 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:20,626 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:20,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:20,627 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:20,628 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:20,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:20,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:20,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:20,629 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:20,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:20,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:20,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:20,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:20,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:20,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:20,631 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:20,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:20,632 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:20,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:20,632 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:20,632 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:20,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:20,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:20,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:20,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:20,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:20,634 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:20,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:20,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:20,634 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_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b445a4f49d9151eb44c8190083d36f280681906d4dfab457d725a1f68c1551d8 [2021-11-23 15:55:20,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:21,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:21,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:21,018 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:21,019 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:21,021 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.09.cil-2.c [2021-11-23 15:55:21,098 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/data/8ca8803e2/37757d2f6c6f4e86b448379f4535ef30/FLAG5bee7b0d2 [2021-11-23 15:55:22,253 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:22,253 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/sv-benchmarks/c/combinations/Problem05_label45+token_ring.09.cil-2.c [2021-11-23 15:55:22,339 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/data/8ca8803e2/37757d2f6c6f4e86b448379f4535ef30/FLAG5bee7b0d2 [2021-11-23 15:55:22,471 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/data/8ca8803e2/37757d2f6c6f4e86b448379f4535ef30 [2021-11-23 15:55:22,474 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:22,476 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:22,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:22,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:22,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:22,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:22" (1/1) ... [2021-11-23 15:55:22,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44a5b57d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:22, skipping insertion in model container [2021-11-23 15:55:22,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:22" (1/1) ... [2021-11-23 15:55:22,493 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:22,774 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:25,378 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_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/sv-benchmarks/c/combinations/Problem05_label45+token_ring.09.cil-2.c[380323,380336] [2021-11-23 15:55:25,412 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_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/sv-benchmarks/c/combinations/Problem05_label45+token_ring.09.cil-2.c[383339,383352] [2021-11-23 15:55:25,756 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:25,768 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:27,005 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_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/sv-benchmarks/c/combinations/Problem05_label45+token_ring.09.cil-2.c[380323,380336] [2021-11-23 15:55:27,011 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_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/sv-benchmarks/c/combinations/Problem05_label45+token_ring.09.cil-2.c[383339,383352] [2021-11-23 15:55:27,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:27,132 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:27,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27 WrapperNode [2021-11-23 15:55:27,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:27,134 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:27,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:27,135 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:27,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,235 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,841 INFO L137 Inliner]: procedures = 62, calls = 69, calls flagged for inlining = 39, calls inlined = 39, statements flattened = 13030 [2021-11-23 15:55:27,842 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:27,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:27,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:27,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:27,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:28,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:28,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:28,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:28,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:28,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:28,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:28,462 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:28,463 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:28,463 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:28,464 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:28,471 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:28,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:28,507 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:28,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:28,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:28,558 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:55:28,558 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:55:28,559 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:55:28,559 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:55:28,559 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:55:28,559 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:55:28,559 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:55:28,559 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:55:28,560 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:55:28,560 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:55:28,560 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:55:28,560 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:55:28,560 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:55:28,560 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:55:28,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:28,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:28,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:28,729 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:28,731 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:36,590 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:36,709 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 15:55:36,715 INFO L158 Benchmark]: Toolchain (without parser) took 14236.49ms. Allocated memory was 109.1MB in the beginning and 557.8MB in the end (delta: 448.8MB). Free memory was 55.7MB in the beginning and 162.8MB in the end (delta: -107.2MB). Peak memory consumption was 377.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:36,716 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:36,718 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4653.83ms. Allocated memory was 109.1MB in the beginning and 184.5MB in the end (delta: 75.5MB). Free memory was 55.4MB in the beginning and 74.2MB in the end (delta: -18.8MB). Peak memory consumption was 88.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:36,720 INFO L158 Benchmark]: Boogie Procedure Inliner took 707.61ms. Allocated memory was 184.5MB in the beginning and 278.9MB in the end (delta: 94.4MB). Free memory was 74.2MB in the beginning and 134.6MB in the end (delta: -60.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:36,721 INFO L158 Benchmark]: Boogie Preprocessor took 618.84ms. Allocated memory is still 278.9MB. Free memory was 134.6MB in the beginning and 117.5MB in the end (delta: 17.1MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:36,722 INFO L158 Benchmark]: RCFGBuilder took 8249.69ms. Allocated memory was 278.9MB in the beginning and 557.8MB in the end (delta: 278.9MB). Free memory was 116.5MB in the beginning and 162.8MB in the end (delta: -46.4MB). Peak memory consumption was 270.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:36,732 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4653.83ms. Allocated memory was 109.1MB in the beginning and 184.5MB in the end (delta: 75.5MB). Free memory was 55.4MB in the beginning and 74.2MB in the end (delta: -18.8MB). Peak memory consumption was 88.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 707.61ms. Allocated memory was 184.5MB in the beginning and 278.9MB in the end (delta: 94.4MB). Free memory was 74.2MB in the beginning and 134.6MB in the end (delta: -60.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 618.84ms. Allocated memory is still 278.9MB. Free memory was 134.6MB in the beginning and 117.5MB in the end (delta: 17.1MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. * RCFGBuilder took 8249.69ms. Allocated memory was 278.9MB in the beginning and 557.8MB in the end (delta: 278.9MB). Free memory was 116.5MB in the beginning and 162.8MB in the end (delta: -46.4MB). Peak memory consumption was 270.3MB. 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 15:55:36,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/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_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/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_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.09.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/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_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/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 b445a4f49d9151eb44c8190083d36f280681906d4dfab457d725a1f68c1551d8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:39,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:39,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:39,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:39,401 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:39,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:39,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:39,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:39,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:39,410 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:39,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:39,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:39,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:39,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:39,417 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:39,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:39,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:39,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:39,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:39,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:39,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:39,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:39,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:39,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:39,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:39,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:39,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:39,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:39,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:39,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:39,441 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:39,442 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:39,443 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:39,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:39,445 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:39,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:39,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:39,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:39,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:39,449 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:39,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:39,453 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:39,488 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:39,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:39,489 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:39,490 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:39,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:39,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:39,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:39,492 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:39,493 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:39,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:39,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:39,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:39,494 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:39,495 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:39,495 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:39,495 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:39,495 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:39,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:39,496 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:39,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:39,496 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:39,496 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:39,497 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:39,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:39,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:39,498 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:39,498 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:39,498 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:39,498 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:39,499 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:39,499 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:39,499 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:39,499 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_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b445a4f49d9151eb44c8190083d36f280681906d4dfab457d725a1f68c1551d8 [2021-11-23 15:55:39,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:39,924 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:39,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:39,930 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:39,930 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:39,933 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.09.cil-2.c [2021-11-23 15:55:40,014 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/data/f184d2bc9/7661b6ccc91c4846a6a1ec7bbb278faf/FLAGd64132671 [2021-11-23 15:55:41,254 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:41,255 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/sv-benchmarks/c/combinations/Problem05_label45+token_ring.09.cil-2.c [2021-11-23 15:55:41,308 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/data/f184d2bc9/7661b6ccc91c4846a6a1ec7bbb278faf/FLAGd64132671 [2021-11-23 15:55:41,393 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/data/f184d2bc9/7661b6ccc91c4846a6a1ec7bbb278faf [2021-11-23 15:55:41,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:41,398 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:41,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:41,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:41,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:41,407 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:41" (1/1) ... [2021-11-23 15:55:41,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@750a72b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:41, skipping insertion in model container [2021-11-23 15:55:41,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:41" (1/1) ... [2021-11-23 15:55:41,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:41,747 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:44,217 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_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/sv-benchmarks/c/combinations/Problem05_label45+token_ring.09.cil-2.c[380323,380336] [2021-11-23 15:55:44,245 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_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/sv-benchmarks/c/combinations/Problem05_label45+token_ring.09.cil-2.c[383339,383352] [2021-11-23 15:55:44,578 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:44,593 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:45,836 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_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/sv-benchmarks/c/combinations/Problem05_label45+token_ring.09.cil-2.c[380323,380336] [2021-11-23 15:55:45,874 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_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/sv-benchmarks/c/combinations/Problem05_label45+token_ring.09.cil-2.c[383339,383352] [2021-11-23 15:55:45,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:45,980 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:45,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45 WrapperNode [2021-11-23 15:55:45,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:45,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:45,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:45,982 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:45,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:46,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:46,831 INFO L137 Inliner]: procedures = 63, calls = 69, calls flagged for inlining = 39, calls inlined = 39, statements flattened = 12993 [2021-11-23 15:55:46,831 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:46,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:46,833 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:46,833 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:46,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:46,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:46,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:46,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:47,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:47,348 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:47,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:47,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:47,542 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:47,542 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:47,542 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:47,543 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:47,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:47,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:47,606 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:47,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:55:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:55:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:55:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:55:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:55:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:55:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:55:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:55:47,669 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:55:47,669 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:55:47,669 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:55:47,675 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:55:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:55:47,676 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:55:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:47,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:47,907 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:47,923 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:58,900 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:58,995 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 15:55:59,000 INFO L158 Benchmark]: Toolchain (without parser) took 17600.57ms. Allocated memory was 73.4MB in the beginning and 926.9MB in the end (delta: 853.5MB). Free memory was 38.9MB in the beginning and 419.2MB in the end (delta: -380.4MB). Peak memory consumption was 470.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:59,001 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 52.4MB. Free memory was 33.4MB in the beginning and 33.3MB in the end (delta: 47.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:59,002 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4579.68ms. Allocated memory was 73.4MB in the beginning and 172.0MB in the end (delta: 98.6MB). Free memory was 38.6MB in the beginning and 75.5MB in the end (delta: -36.9MB). Peak memory consumption was 96.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:59,002 INFO L158 Benchmark]: Boogie Procedure Inliner took 849.80ms. Allocated memory was 172.0MB in the beginning and 257.9MB in the end (delta: 86.0MB). Free memory was 75.5MB in the beginning and 138.7MB in the end (delta: -63.2MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:59,003 INFO L158 Benchmark]: Boogie Preprocessor took 708.59ms. Allocated memory was 257.9MB in the beginning and 515.9MB in the end (delta: 257.9MB). Free memory was 138.7MB in the beginning and 378.9MB in the end (delta: -240.1MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:59,004 INFO L158 Benchmark]: RCFGBuilder took 11455.98ms. Allocated memory was 515.9MB in the beginning and 926.9MB in the end (delta: 411.0MB). Free memory was 378.9MB in the beginning and 419.2MB in the end (delta: -40.4MB). Peak memory consumption was 367.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:59,008 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 52.4MB. Free memory was 33.4MB in the beginning and 33.3MB in the end (delta: 47.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4579.68ms. Allocated memory was 73.4MB in the beginning and 172.0MB in the end (delta: 98.6MB). Free memory was 38.6MB in the beginning and 75.5MB in the end (delta: -36.9MB). Peak memory consumption was 96.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 849.80ms. Allocated memory was 172.0MB in the beginning and 257.9MB in the end (delta: 86.0MB). Free memory was 75.5MB in the beginning and 138.7MB in the end (delta: -63.2MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 708.59ms. Allocated memory was 257.9MB in the beginning and 515.9MB in the end (delta: 257.9MB). Free memory was 138.7MB in the beginning and 378.9MB in the end (delta: -240.1MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * RCFGBuilder took 11455.98ms. Allocated memory was 515.9MB in the beginning and 926.9MB in the end (delta: 411.0MB). Free memory was 378.9MB in the beginning and 419.2MB in the end (delta: -40.4MB). Peak memory consumption was 367.5MB. 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 15:55:59,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4f2f9-e5d9-4954-bddc-f57f26248f5a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable