./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.15.cil.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_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/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_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/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_f796b595-96a0-4177-9a14-7abc21a6935d/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 9f6b3df944a21b7c8707e83029bbb1a58d3af14f3c6a747de4c932a385afddd0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:47:44,486 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:44,488 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:44,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:44,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:44,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:44,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:44,565 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:44,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:44,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:44,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:44,577 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:44,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:44,580 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:44,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:44,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:44,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:44,589 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:44,592 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:44,599 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:44,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:44,603 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:44,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:44,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:44,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:44,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:44,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:44,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:44,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:44,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:44,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:44,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:44,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:44,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:44,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:44,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:44,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:44,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:44,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:44,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:44,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:44,632 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:47:44,675 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:44,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:44,676 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:44,676 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:44,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:44,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:44,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:44,684 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:47:44,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:47:44,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:47:44,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:44,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:44,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:44,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:44,686 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:47:44,687 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:44,687 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:44,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:44,687 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:44,687 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:44,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:44,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:44,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:44,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:44,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:44,689 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:47:44,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:47:44,689 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:44,689 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_f796b595-96a0-4177-9a14-7abc21a6935d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f6b3df944a21b7c8707e83029bbb1a58d3af14f3c6a747de4c932a385afddd0 [2021-11-23 15:47:44,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:45,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:45,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:45,019 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:45,020 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:45,021 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.15.cil.c [2021-11-23 15:47:45,111 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/data/05c80dc01/07c1ad44c81b4fb895691011e1763bed/FLAG0bf951516 [2021-11-23 15:47:46,264 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:47:46,265 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/sv-benchmarks/c/combinations/Problem05_label45+token_ring.15.cil.c [2021-11-23 15:47:46,325 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/data/05c80dc01/07c1ad44c81b4fb895691011e1763bed/FLAG0bf951516 [2021-11-23 15:47:46,519 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/data/05c80dc01/07c1ad44c81b4fb895691011e1763bed [2021-11-23 15:47:46,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:47:46,522 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:47:46,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:46,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:47:46,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:47:46,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:46" (1/1) ... [2021-11-23 15:47:46,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72ea7a68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:46, skipping insertion in model container [2021-11-23 15:47:46,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:46" (1/1) ... [2021-11-23 15:47:46,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:47:46,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:49,323 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_f796b595-96a0-4177-9a14-7abc21a6935d/sv-benchmarks/c/combinations/Problem05_label45+token_ring.15.cil.c[380323,380336] [2021-11-23 15:47:49,353 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_f796b595-96a0-4177-9a14-7abc21a6935d/sv-benchmarks/c/combinations/Problem05_label45+token_ring.15.cil.c[383339,383352] [2021-11-23 15:47:49,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:49,801 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:51,043 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_f796b595-96a0-4177-9a14-7abc21a6935d/sv-benchmarks/c/combinations/Problem05_label45+token_ring.15.cil.c[380323,380336] [2021-11-23 15:47:51,050 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_f796b595-96a0-4177-9a14-7abc21a6935d/sv-benchmarks/c/combinations/Problem05_label45+token_ring.15.cil.c[383339,383352] [2021-11-23 15:47:51,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:51,176 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:51,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51 WrapperNode [2021-11-23 15:47:51,177 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:51,178 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:51,178 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:51,178 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:51,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:51,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:51,780 INFO L137 Inliner]: procedures = 70, calls = 81, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 13260 [2021-11-23 15:47:51,780 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:51,781 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:51,781 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:51,781 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:51,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:51,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:51,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:51,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:52,110 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:52,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:52,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:52,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:52,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:52,407 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:52,407 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:52,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:52,428 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:52,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:52,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:52,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:47:52,626 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:47:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:47:52,627 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:47:52,627 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:47:52,627 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:47:52,627 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:47:52,627 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:47:52,627 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:47:52,628 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:47:52,628 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:47:52,628 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:47:52,628 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:47:52,628 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:47:52,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:47:52,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:52,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:52,847 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:52,849 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:00,506 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:00,629 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 15:48:00,636 INFO L158 Benchmark]: Toolchain (without parser) took 14111.38ms. Allocated memory was 117.4MB in the beginning and 964.7MB in the end (delta: 847.2MB). Free memory was 66.2MB in the beginning and 522.7MB in the end (delta: -456.5MB). Peak memory consumption was 396.8MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,637 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 96.5MB. Free memory was 53.5MB in the beginning and 53.4MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:00,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4654.16ms. Allocated memory was 117.4MB in the beginning and 291.5MB in the end (delta: 174.1MB). Free memory was 66.2MB in the beginning and 167.0MB in the end (delta: -100.8MB). Peak memory consumption was 95.9MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,640 INFO L158 Benchmark]: Boogie Procedure Inliner took 602.34ms. Allocated memory is still 291.5MB. Free memory was 167.0MB in the beginning and 149.2MB in the end (delta: 17.8MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,642 INFO L158 Benchmark]: Boogie Preprocessor took 624.10ms. Allocated memory was 291.5MB in the beginning and 583.0MB in the end (delta: 291.5MB). Free memory was 149.2MB in the beginning and 416.6MB in the end (delta: -267.4MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,643 INFO L158 Benchmark]: RCFGBuilder took 8226.14ms. Allocated memory was 583.0MB in the beginning and 964.7MB in the end (delta: 381.7MB). Free memory was 416.6MB in the beginning and 522.7MB in the end (delta: -106.1MB). Peak memory consumption was 283.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:00,652 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 96.5MB. Free memory was 53.5MB in the beginning and 53.4MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4654.16ms. Allocated memory was 117.4MB in the beginning and 291.5MB in the end (delta: 174.1MB). Free memory was 66.2MB in the beginning and 167.0MB in the end (delta: -100.8MB). Peak memory consumption was 95.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 602.34ms. Allocated memory is still 291.5MB. Free memory was 167.0MB in the beginning and 149.2MB in the end (delta: 17.8MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 624.10ms. Allocated memory was 291.5MB in the beginning and 583.0MB in the end (delta: 291.5MB). Free memory was 149.2MB in the beginning and 416.6MB in the end (delta: -267.4MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. * RCFGBuilder took 8226.14ms. Allocated memory was 583.0MB in the beginning and 964.7MB in the end (delta: 381.7MB). Free memory was 416.6MB in the beginning and 522.7MB in the end (delta: -106.1MB). Peak memory consumption was 283.1MB. 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 15:48:00,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/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 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_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/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_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/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_f796b595-96a0-4177-9a14-7abc21a6935d/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 9f6b3df944a21b7c8707e83029bbb1a58d3af14f3c6a747de4c932a385afddd0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:03,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:03,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:03,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:03,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:03,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:03,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:03,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:03,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:03,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:03,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:03,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:03,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:03,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:03,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:03,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:03,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:03,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:03,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:03,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:03,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:03,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:03,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:03,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:03,311 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:03,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:03,312 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:03,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:03,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:03,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:03,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:03,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:03,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:03,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:03,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:03,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:03,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:03,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:03,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:03,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:03,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:03,324 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:48:03,352 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:03,353 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:03,353 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:03,354 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:03,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:03,354 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:03,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:03,355 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:48:03,355 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:48:03,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:03,355 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:03,355 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:03,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:03,356 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:48:03,356 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:48:03,356 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:48:03,356 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:48:03,356 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:03,356 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:03,357 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:03,357 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:03,357 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:03,357 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:03,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:03,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:03,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:03,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:03,358 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:48:03,358 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:48:03,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:03,358 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:48:03,358 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:48:03,359 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_f796b595-96a0-4177-9a14-7abc21a6935d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f6b3df944a21b7c8707e83029bbb1a58d3af14f3c6a747de4c932a385afddd0 [2021-11-23 15:48:03,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:03,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:03,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:03,794 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:03,794 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:03,796 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.15.cil.c [2021-11-23 15:48:03,886 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/data/b40da5d0f/0fc6229cf4674613b023f1887209795a/FLAGaa694f4ca [2021-11-23 15:48:05,078 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:05,079 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/sv-benchmarks/c/combinations/Problem05_label45+token_ring.15.cil.c [2021-11-23 15:48:05,146 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/data/b40da5d0f/0fc6229cf4674613b023f1887209795a/FLAGaa694f4ca [2021-11-23 15:48:05,255 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/data/b40da5d0f/0fc6229cf4674613b023f1887209795a [2021-11-23 15:48:05,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:05,261 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:05,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:05,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:05,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:05,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:05" (1/1) ... [2021-11-23 15:48:05,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4adeb6c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:05, skipping insertion in model container [2021-11-23 15:48:05,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:05" (1/1) ... [2021-11-23 15:48:05,278 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:05,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:08,064 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_f796b595-96a0-4177-9a14-7abc21a6935d/sv-benchmarks/c/combinations/Problem05_label45+token_ring.15.cil.c[380323,380336] [2021-11-23 15:48:08,095 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_f796b595-96a0-4177-9a14-7abc21a6935d/sv-benchmarks/c/combinations/Problem05_label45+token_ring.15.cil.c[383339,383352] [2021-11-23 15:48:08,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:08,494 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:09,785 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_f796b595-96a0-4177-9a14-7abc21a6935d/sv-benchmarks/c/combinations/Problem05_label45+token_ring.15.cil.c[380323,380336] [2021-11-23 15:48:09,800 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_f796b595-96a0-4177-9a14-7abc21a6935d/sv-benchmarks/c/combinations/Problem05_label45+token_ring.15.cil.c[383339,383352] [2021-11-23 15:48:09,888 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:10,002 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:10,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10 WrapperNode [2021-11-23 15:48:10,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:10,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:10,004 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:10,005 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:10,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:10,225 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:10,969 INFO L137 Inliner]: procedures = 71, calls = 81, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 13215 [2021-11-23 15:48:10,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:10,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:10,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:10,970 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:10,992 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:10,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:11,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:11,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:11,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:11,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:11,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:11,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:48:11,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:11,613 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:11,613 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:11,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:11,623 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:11,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:11,649 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:11,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:48:11,730 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:48:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:48:11,730 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:48:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:48:11,730 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:48:11,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:48:11,731 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:48:11,731 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:48:11,731 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:48:11,731 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:48:11,731 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:48:11,731 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:48:11,731 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:48:11,732 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:48:11,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:11,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:11,884 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:11,886 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:22,442 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:22,527 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 15:48:22,532 INFO L158 Benchmark]: Toolchain (without parser) took 17269.97ms. Allocated memory was 75.5MB in the beginning and 828.4MB in the end (delta: 752.9MB). Free memory was 42.2MB in the beginning and 482.9MB in the end (delta: -440.8MB). Peak memory consumption was 405.2MB. Max. memory is 16.1GB. [2021-11-23 15:48:22,533 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 75.5MB. Free memory is still 56.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:22,534 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4739.43ms. Allocated memory was 75.5MB in the beginning and 207.6MB in the end (delta: 132.1MB). Free memory was 42.2MB in the beginning and 106.6MB in the end (delta: -64.4MB). Peak memory consumption was 98.9MB. Max. memory is 16.1GB. [2021-11-23 15:48:22,534 INFO L158 Benchmark]: Boogie Procedure Inliner took 965.61ms. Allocated memory is still 207.6MB. Free memory was 106.6MB in the beginning and 90.5MB in the end (delta: 16.1MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. [2021-11-23 15:48:22,535 INFO L158 Benchmark]: Boogie Preprocessor took 640.86ms. Allocated memory was 207.6MB in the beginning and 415.2MB in the end (delta: 207.6MB). Free memory was 90.5MB in the beginning and 262.2MB in the end (delta: -171.7MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-11-23 15:48:22,536 INFO L158 Benchmark]: RCFGBuilder took 10918.47ms. Allocated memory was 415.2MB in the beginning and 828.4MB in the end (delta: 413.1MB). Free memory was 262.2MB in the beginning and 482.9MB in the end (delta: -220.8MB). Peak memory consumption was 289.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:22,539 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 75.5MB. Free memory is still 56.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4739.43ms. Allocated memory was 75.5MB in the beginning and 207.6MB in the end (delta: 132.1MB). Free memory was 42.2MB in the beginning and 106.6MB in the end (delta: -64.4MB). Peak memory consumption was 98.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 965.61ms. Allocated memory is still 207.6MB. Free memory was 106.6MB in the beginning and 90.5MB in the end (delta: 16.1MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 640.86ms. Allocated memory was 207.6MB in the beginning and 415.2MB in the end (delta: 207.6MB). Free memory was 90.5MB in the beginning and 262.2MB in the end (delta: -171.7MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * RCFGBuilder took 10918.47ms. Allocated memory was 415.2MB in the beginning and 828.4MB in the end (delta: 413.1MB). Free memory was 262.2MB in the beginning and 482.9MB in the end (delta: -220.8MB). Peak memory consumption was 289.1MB. 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 15:48:22,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f796b595-96a0-4177-9a14-7abc21a6935d/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