./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec13_product22.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_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/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_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec13_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/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_071e0458-55ed-46fd-9db9-8422ff184f28/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 f89a8ce65f650dd979d04d2db9dc53ba483e2a2b64be3f70ae15b036e4b11b5a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:41:28,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:41:28,465 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:41:28,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:41:28,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:41:28,547 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:41:28,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:41:28,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:41:28,558 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:41:28,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:41:28,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:41:28,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:41:28,571 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:41:28,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:41:28,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:41:28,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:41:28,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:41:28,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:41:28,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:41:28,600 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:41:28,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:41:28,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:41:28,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:41:28,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:41:28,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:41:28,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:41:28,624 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:41:28,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:41:28,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:41:28,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:41:28,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:41:28,631 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:41:28,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:41:28,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:41:28,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:41:28,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:41:28,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:41:28,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:41:28,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:41:28,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:41:28,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:41:28,644 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:41:28,697 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:41:28,698 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:41:28,710 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:41:28,710 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:41:28,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:41:28,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:41:28,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:41:28,713 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:41:28,713 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:41:28,714 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:41:28,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:41:28,716 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:41:28,716 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:41:28,716 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:41:28,717 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:41:28,717 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:41:28,717 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:41:28,717 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:41:28,718 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:41:28,718 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:41:28,719 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:41:28,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:28,719 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:41:28,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:41:28,720 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:41:28,720 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:41:28,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:41:28,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:41:28,721 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_071e0458-55ed-46fd-9db9-8422ff184f28/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f89a8ce65f650dd979d04d2db9dc53ba483e2a2b64be3f70ae15b036e4b11b5a [2021-11-23 15:41:29,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:41:29,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:41:29,178 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:41:29,180 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:41:29,182 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:41:29,184 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec13_product22.cil.c [2021-11-23 15:41:29,269 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/data/77e034378/ac80f3bc8cc2483faf99440e7ebd23e1/FLAG23d96e323 [2021-11-23 15:41:30,110 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:41:30,112 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/sv-benchmarks/c/product-lines/elevator_spec13_product22.cil.c [2021-11-23 15:41:30,146 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/data/77e034378/ac80f3bc8cc2483faf99440e7ebd23e1/FLAG23d96e323 [2021-11-23 15:41:30,659 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/data/77e034378/ac80f3bc8cc2483faf99440e7ebd23e1 [2021-11-23 15:41:30,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:41:30,665 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:41:30,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:30,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:41:30,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:41:30,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:30" (1/1) ... [2021-11-23 15:41:30,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d917f10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:30, skipping insertion in model container [2021-11-23 15:41:30,698 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:30" (1/1) ... [2021-11-23 15:41:30,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:41:30,792 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:31,052 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_071e0458-55ed-46fd-9db9-8422ff184f28/sv-benchmarks/c/product-lines/elevator_spec13_product22.cil.c[1811,1824] [2021-11-23 15:41:31,597 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:31,621 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:41:31,646 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_071e0458-55ed-46fd-9db9-8422ff184f28/sv-benchmarks/c/product-lines/elevator_spec13_product22.cil.c[1811,1824] [2021-11-23 15:41:31,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:31,842 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:41:31,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:31 WrapperNode [2021-11-23 15:41:31,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:31,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:31,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:41:31,845 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:41:31,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:31" (1/1) ... [2021-11-23 15:41:31,942 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:31" (1/1) ... [2021-11-23 15:41:32,002 INFO L137 Inliner]: procedures = 92, calls = 344, calls flagged for inlining = 28, calls inlined = 24, statements flattened = 839 [2021-11-23 15:41:32,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:32,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:41:32,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:41:32,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:41:32,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:31" (1/1) ... [2021-11-23 15:41:32,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:31" (1/1) ... [2021-11-23 15:41:32,023 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:31" (1/1) ... [2021-11-23 15:41:32,024 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:31" (1/1) ... [2021-11-23 15:41:32,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:31" (1/1) ... [2021-11-23 15:41:32,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:31" (1/1) ... [2021-11-23 15:41:32,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:31" (1/1) ... [2021-11-23 15:41:32,208 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:41:32,209 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:41:32,209 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:41:32,210 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:41:32,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:31" (1/1) ... [2021-11-23 15:41:32,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:32,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:41:32,264 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:41:32,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:41:32,332 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2021-11-23 15:41:32,333 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2021-11-23 15:41:32,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:41:32,336 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2021-11-23 15:41:32,336 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2021-11-23 15:41:32,337 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:41:32,337 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:41:32,337 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2021-11-23 15:41:32,337 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2021-11-23 15:41:32,337 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:41:32,338 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:41:32,338 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:41:32,338 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:41:32,338 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2021-11-23 15:41:32,339 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2021-11-23 15:41:32,339 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:41:32,339 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:41:32,339 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:41:32,340 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:41:32,340 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:41:32,340 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:41:32,340 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:41:32,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:41:32,341 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:41:32,341 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:41:32,341 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:41:32,342 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:41:32,342 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:41:32,342 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:41:32,342 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:41:32,342 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:41:32,343 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:41:32,343 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:41:32,343 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:41:32,343 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:41:32,344 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:41:32,344 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:41:32,344 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:41:32,344 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:41:32,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:41:32,345 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:41:32,346 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:41:32,346 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:41:32,346 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:41:32,346 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:41:32,347 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:41:32,347 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:41:32,347 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:41:32,347 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__twothirdsfull [2021-11-23 15:41:32,348 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__twothirdsfull [2021-11-23 15:41:32,348 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:41:32,348 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:41:32,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:41:32,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:41:32,349 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:41:32,349 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:41:32,613 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:41:32,625 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:41:34,181 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:41:34,267 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 15:41:34,281 INFO L158 Benchmark]: Toolchain (without parser) took 3613.58ms. Allocated memory was 102.8MB in the beginning and 125.8MB in the end (delta: 23.1MB). Free memory was 57.5MB in the beginning and 64.3MB in the end (delta: -6.8MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2021-11-23 15:41:34,282 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 102.8MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:41:34,284 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1166.67ms. Allocated memory is still 102.8MB. Free memory was 57.3MB in the beginning and 51.7MB in the end (delta: 5.6MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2021-11-23 15:41:34,286 INFO L158 Benchmark]: Boogie Procedure Inliner took 158.67ms. Allocated memory is still 102.8MB. Free memory was 51.7MB in the beginning and 46.7MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:41:34,287 INFO L158 Benchmark]: Boogie Preprocessor took 204.41ms. Allocated memory was 102.8MB in the beginning and 125.8MB in the end (delta: 23.1MB). Free memory was 46.7MB in the beginning and 96.9MB in the end (delta: -50.2MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2021-11-23 15:41:34,288 INFO L158 Benchmark]: RCFGBuilder took 2068.34ms. Allocated memory is still 125.8MB. Free memory was 96.4MB in the beginning and 64.3MB in the end (delta: 32.1MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2021-11-23 15:41:34,299 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 102.8MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1166.67ms. Allocated memory is still 102.8MB. Free memory was 57.3MB in the beginning and 51.7MB in the end (delta: 5.6MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 158.67ms. Allocated memory is still 102.8MB. Free memory was 51.7MB in the beginning and 46.7MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 204.41ms. Allocated memory was 102.8MB in the beginning and 125.8MB in the end (delta: 23.1MB). Free memory was 46.7MB in the beginning and 96.9MB in the end (delta: -50.2MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2068.34ms. Allocated memory is still 125.8MB. Free memory was 96.4MB in the beginning and 64.3MB in the end (delta: 32.1MB). Peak memory consumption was 44.5MB. 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 15:41:34,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/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_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/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_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec13_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/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_071e0458-55ed-46fd-9db9-8422ff184f28/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 f89a8ce65f650dd979d04d2db9dc53ba483e2a2b64be3f70ae15b036e4b11b5a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:41:37,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:41:37,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:41:37,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:41:37,422 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:41:37,424 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:41:37,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:41:37,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:41:37,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:41:37,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:41:37,436 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:41:37,438 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:41:37,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:41:37,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:41:37,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:41:37,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:41:37,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:41:37,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:41:37,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:41:37,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:41:37,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:41:37,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:41:37,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:41:37,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:41:37,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:41:37,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:41:37,472 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:41:37,473 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:41:37,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:41:37,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:41:37,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:41:37,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:41:37,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:41:37,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:41:37,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:41:37,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:41:37,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:41:37,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:41:37,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:41:37,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:41:37,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:41:37,507 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:41:37,544 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:41:37,545 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:41:37,546 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:41:37,546 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:41:37,547 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:41:37,547 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:41:37,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:41:37,553 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:41:37,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:41:37,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:41:37,555 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:41:37,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:41:37,555 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:41:37,556 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:41:37,556 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:41:37,556 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:41:37,556 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:41:37,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:41:37,557 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:41:37,557 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:41:37,558 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:41:37,558 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:41:37,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:41:37,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:37,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:41:37,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:41:37,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:41:37,560 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:41:37,561 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:41:37,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:41:37,561 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:41:37,561 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:41:37,562 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_071e0458-55ed-46fd-9db9-8422ff184f28/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f89a8ce65f650dd979d04d2db9dc53ba483e2a2b64be3f70ae15b036e4b11b5a [2021-11-23 15:41:38,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:41:38,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:41:38,114 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:41:38,115 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:41:38,116 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:41:38,118 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec13_product22.cil.c [2021-11-23 15:41:38,203 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/data/f232e59e2/15ee501559bb44bdad370f8a44fd5871/FLAG52851d053 [2021-11-23 15:41:39,144 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:41:39,146 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/sv-benchmarks/c/product-lines/elevator_spec13_product22.cil.c [2021-11-23 15:41:39,185 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/data/f232e59e2/15ee501559bb44bdad370f8a44fd5871/FLAG52851d053 [2021-11-23 15:41:39,265 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/data/f232e59e2/15ee501559bb44bdad370f8a44fd5871 [2021-11-23 15:41:39,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:41:39,272 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:41:39,277 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:39,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:41:39,282 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:41:39,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:39" (1/1) ... [2021-11-23 15:41:39,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23217bea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:39, skipping insertion in model container [2021-11-23 15:41:39,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:39" (1/1) ... [2021-11-23 15:41:39,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:41:39,393 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:39,640 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_071e0458-55ed-46fd-9db9-8422ff184f28/sv-benchmarks/c/product-lines/elevator_spec13_product22.cil.c[1811,1824] [2021-11-23 15:41:40,254 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:40,270 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:41:40,291 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:40,295 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_071e0458-55ed-46fd-9db9-8422ff184f28/sv-benchmarks/c/product-lines/elevator_spec13_product22.cil.c[1811,1824] [2021-11-23 15:41:40,494 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:40,506 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:41:40,532 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_071e0458-55ed-46fd-9db9-8422ff184f28/sv-benchmarks/c/product-lines/elevator_spec13_product22.cil.c[1811,1824] [2021-11-23 15:41:40,614 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:40,668 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:41:40,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:40 WrapperNode [2021-11-23 15:41:40,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:40,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:40,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:41:40,671 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:41:40,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:40" (1/1) ... [2021-11-23 15:41:40,718 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:40" (1/1) ... [2021-11-23 15:41:40,774 INFO L137 Inliner]: procedures = 94, calls = 344, calls flagged for inlining = 28, calls inlined = 24, statements flattened = 787 [2021-11-23 15:41:40,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:40,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:41:40,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:41:40,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:41:40,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:40" (1/1) ... [2021-11-23 15:41:40,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:40" (1/1) ... [2021-11-23 15:41:40,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:40" (1/1) ... [2021-11-23 15:41:40,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:40" (1/1) ... [2021-11-23 15:41:40,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:40" (1/1) ... [2021-11-23 15:41:40,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:40" (1/1) ... [2021-11-23 15:41:40,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:40" (1/1) ... [2021-11-23 15:41:40,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:41:40,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:41:40,868 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:41:40,868 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:41:40,869 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:40" (1/1) ... [2021-11-23 15:41:40,878 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:40,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:41:40,907 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:41:40,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:41:40,958 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2021-11-23 15:41:40,958 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2021-11-23 15:41:40,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:41:40,958 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2021-11-23 15:41:40,959 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2021-11-23 15:41:40,959 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:41:40,959 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:41:40,959 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2021-11-23 15:41:40,960 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2021-11-23 15:41:40,960 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:41:40,960 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:41:40,960 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:41:40,961 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:41:40,961 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2021-11-23 15:41:40,961 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2021-11-23 15:41:40,961 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:41:40,961 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:41:40,962 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:41:40,962 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:41:40,962 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:41:40,962 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:41:40,963 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:41:40,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:41:40,963 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:41:40,963 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:41:40,963 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:41:40,964 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:41:40,964 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:41:40,964 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:41:40,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:41:40,964 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:41:40,965 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:41:40,965 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:41:40,965 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:41:40,965 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:41:40,965 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:41:40,966 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:41:40,966 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:41:40,966 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:41:40,966 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:41:40,972 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:41:40,973 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:41:40,973 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:41:40,973 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:41:40,973 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:41:40,973 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:41:40,974 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:41:40,974 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:41:40,974 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__twothirdsfull [2021-11-23 15:41:40,975 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__twothirdsfull [2021-11-23 15:41:40,977 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:41:40,977 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:41:40,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:41:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:41:40,979 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:41:40,980 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:41:41,179 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:41:41,182 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:41:43,057 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:41:43,136 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 15:41:43,145 INFO L158 Benchmark]: Toolchain (without parser) took 3870.36ms. Allocated memory was 62.9MB in the beginning and 113.2MB in the end (delta: 50.3MB). Free memory was 40.8MB in the beginning and 60.7MB in the end (delta: -19.8MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2021-11-23 15:41:43,146 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 62.9MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:41:43,149 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1392.46ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 40.5MB in the beginning and 60.7MB in the end (delta: -20.1MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2021-11-23 15:41:43,150 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.12ms. Allocated memory is still 81.8MB. Free memory was 60.7MB in the beginning and 55.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:41:43,151 INFO L158 Benchmark]: Boogie Preprocessor took 91.08ms. Allocated memory is still 81.8MB. Free memory was 55.5MB in the beginning and 50.1MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:41:43,153 INFO L158 Benchmark]: RCFGBuilder took 2273.34ms. Allocated memory was 81.8MB in the beginning and 113.2MB in the end (delta: 31.5MB). Free memory was 50.1MB in the beginning and 60.7MB in the end (delta: -10.5MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. [2021-11-23 15:41:43,166 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 62.9MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1392.46ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 40.5MB in the beginning and 60.7MB in the end (delta: -20.1MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.12ms. Allocated memory is still 81.8MB. Free memory was 60.7MB in the beginning and 55.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.08ms. Allocated memory is still 81.8MB. Free memory was 55.5MB in the beginning and 50.1MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2273.34ms. Allocated memory was 81.8MB in the beginning and 113.2MB in the end (delta: 31.5MB). Free memory was 50.1MB in the beginning and 60.7MB in the end (delta: -10.5MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:41:43,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071e0458-55ed-46fd-9db9-8422ff184f28/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