./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec3_product31.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_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/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_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec3_product31.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/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_c7256bdb-517c-48d1-b23a-ecc246e0028d/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 752f24c6361e3daac9b48908e677c53c177497426b343006dfb6bc7474fe1fb2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:35:32,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:35:32,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:35:32,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:35:32,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:35:32,515 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:35:32,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:35:32,520 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:35:32,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:35:32,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:35:32,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:35:32,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:35:32,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:35:32,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:35:32,530 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:35:32,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:35:32,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:35:32,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:35:32,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:35:32,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:35:32,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:35:32,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:35:32,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:35:32,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:35:32,550 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:35:32,551 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:35:32,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:35:32,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:35:32,558 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:35:32,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:35:32,559 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:35:32,560 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:35:32,561 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:35:32,562 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:35:32,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:35:32,564 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:35:32,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:35:32,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:35:32,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:35:32,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:35:32,567 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:35:32,571 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:35:32,621 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:35:32,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:35:32,623 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:35:32,623 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:35:32,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:35:32,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:35:32,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:35:32,625 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:35:32,625 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:35:32,625 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:35:32,626 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:35:32,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:35:32,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:35:32,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:35:32,633 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:35:32,633 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:35:32,634 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:35:32,634 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:35:32,634 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:35:32,634 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:35:32,634 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:35:32,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:35:32,635 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:35:32,635 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:35:32,635 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:35:32,636 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:35:32,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:35:32,636 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:35:32,636 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_c7256bdb-517c-48d1-b23a-ecc246e0028d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 752f24c6361e3daac9b48908e677c53c177497426b343006dfb6bc7474fe1fb2 [2021-11-23 15:35:32,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:35:32,915 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:35:32,918 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:35:32,920 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:35:32,921 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:35:32,923 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec3_product31.cil.c [2021-11-23 15:35:32,998 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/data/955ad19e5/ad00f8689df34558a9555b3b068f9fbc/FLAGe9bdd7749 [2021-11-23 15:35:33,625 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:35:33,634 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/sv-benchmarks/c/product-lines/elevator_spec3_product31.cil.c [2021-11-23 15:35:33,680 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/data/955ad19e5/ad00f8689df34558a9555b3b068f9fbc/FLAGe9bdd7749 [2021-11-23 15:35:33,842 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/data/955ad19e5/ad00f8689df34558a9555b3b068f9fbc [2021-11-23 15:35:33,844 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:35:33,846 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:35:33,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:35:33,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:35:33,865 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:35:33,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:35:33" (1/1) ... [2021-11-23 15:35:33,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67d3e286 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:33, skipping insertion in model container [2021-11-23 15:35:33,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:35:33" (1/1) ... [2021-11-23 15:35:33,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:35:33,940 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:35:34,123 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_c7256bdb-517c-48d1-b23a-ecc246e0028d/sv-benchmarks/c/product-lines/elevator_spec3_product31.cil.c[1545,1558] [2021-11-23 15:35:34,527 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:35:34,537 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:35:34,555 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_c7256bdb-517c-48d1-b23a-ecc246e0028d/sv-benchmarks/c/product-lines/elevator_spec3_product31.cil.c[1545,1558] [2021-11-23 15:35:34,675 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:35:34,706 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:35:34,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:34 WrapperNode [2021-11-23 15:35:34,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:35:34,708 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:35:34,708 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:35:34,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:35:34,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:34" (1/1) ... [2021-11-23 15:35:34,748 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:34" (1/1) ... [2021-11-23 15:35:34,842 INFO L137 Inliner]: procedures = 95, calls = 355, calls flagged for inlining = 27, calls inlined = 24, statements flattened = 989 [2021-11-23 15:35:34,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:35:34,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:35:34,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:35:34,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:35:34,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:34" (1/1) ... [2021-11-23 15:35:34,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:34" (1/1) ... [2021-11-23 15:35:34,870 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:34" (1/1) ... [2021-11-23 15:35:34,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:34" (1/1) ... [2021-11-23 15:35:34,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:34" (1/1) ... [2021-11-23 15:35:34,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:34" (1/1) ... [2021-11-23 15:35:35,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:34" (1/1) ... [2021-11-23 15:35:35,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:35:35,034 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:35:35,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:35:35,049 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:35:35,051 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:34" (1/1) ... [2021-11-23 15:35:35,058 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:35:35,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:35:35,083 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:35:35,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:35:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:35:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:35:35,139 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:35:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2021-11-23 15:35:35,142 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2021-11-23 15:35:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:35:35,143 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:35:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:35:35,143 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:35:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2021-11-23 15:35:35,143 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2021-11-23 15:35:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:35:35,144 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:35:35,144 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2021-11-23 15:35:35,144 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2021-11-23 15:35:35,144 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:35:35,144 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:35:35,144 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2021-11-23 15:35:35,145 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2021-11-23 15:35:35,145 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:35:35,145 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:35:35,145 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:35:35,145 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:35:35,145 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:35:35,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:35:35,146 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:35:35,146 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:35:35,146 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:35:35,146 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:35:35,147 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:35:35,147 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:35:35,147 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:35:35,147 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:35:35,147 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2021-11-23 15:35:35,147 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2021-11-23 15:35:35,147 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:35:35,148 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:35:35,148 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2021-11-23 15:35:35,148 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2021-11-23 15:35:35,149 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:35:35,149 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:35:35,149 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:35:35,149 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:35:35,149 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:35:35,149 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:35:35,149 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:35:35,150 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:35:35,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:35:35,150 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:35:35,150 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:35:35,150 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:35:35,151 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:35:35,151 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:35:35,151 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:35:35,151 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:35:35,151 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:35:35,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:35:35,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:35:35,153 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:35:35,153 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:35:35,377 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:35:35,380 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:35:36,437 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:35:36,505 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 15:35:36,516 INFO L158 Benchmark]: Toolchain (without parser) took 2667.90ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 79.3MB in the beginning and 94.8MB in the end (delta: -15.5MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. [2021-11-23 15:35:36,516 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 111.1MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:35:36,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 845.32ms. Allocated memory is still 111.1MB. Free memory was 79.3MB in the beginning and 55.4MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 15:35:36,519 INFO L158 Benchmark]: Boogie Procedure Inliner took 134.99ms. Allocated memory is still 111.1MB. Free memory was 55.4MB in the beginning and 49.8MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:35:36,521 INFO L158 Benchmark]: Boogie Preprocessor took 188.77ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 49.8MB in the beginning and 108.3MB in the end (delta: -58.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-11-23 15:35:36,521 INFO L158 Benchmark]: RCFGBuilder took 1479.18ms. Allocated memory is still 138.4MB. Free memory was 108.3MB in the beginning and 94.8MB in the end (delta: 13.5MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2021-11-23 15:35:36,530 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 111.1MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 845.32ms. Allocated memory is still 111.1MB. Free memory was 79.3MB in the beginning and 55.4MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 134.99ms. Allocated memory is still 111.1MB. Free memory was 55.4MB in the beginning and 49.8MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 188.77ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 49.8MB in the beginning and 108.3MB in the end (delta: -58.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1479.18ms. Allocated memory is still 138.4MB. Free memory was 108.3MB in the beginning and 94.8MB in the end (delta: 13.5MB). Peak memory consumption was 67.1MB. 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 15:35:36,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/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_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/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_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec3_product31.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/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_c7256bdb-517c-48d1-b23a-ecc246e0028d/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 752f24c6361e3daac9b48908e677c53c177497426b343006dfb6bc7474fe1fb2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:35:38,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:35:38,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:35:39,029 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:35:39,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:35:39,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:35:39,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:35:39,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:35:39,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:35:39,050 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:35:39,054 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:35:39,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:35:39,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:35:39,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:35:39,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:35:39,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:35:39,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:35:39,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:35:39,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:35:39,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:35:39,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:35:39,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:35:39,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:35:39,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:35:39,096 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:35:39,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:35:39,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:35:39,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:35:39,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:35:39,101 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:35:39,102 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:35:39,103 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:35:39,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:35:39,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:35:39,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:35:39,108 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:35:39,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:35:39,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:35:39,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:35:39,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:35:39,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:35:39,115 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:35:39,160 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:35:39,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:35:39,161 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:35:39,162 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:35:39,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:35:39,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:35:39,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:35:39,164 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:35:39,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:35:39,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:35:39,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:35:39,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:35:39,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:35:39,167 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:35:39,167 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:35:39,167 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:35:39,168 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:35:39,168 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:35:39,168 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:35:39,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:35:39,169 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:35:39,169 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:35:39,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:35:39,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:35:39,170 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:35:39,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:35:39,171 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:35:39,171 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:35:39,171 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:35:39,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:35:39,172 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:35:39,172 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:35:39,173 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_c7256bdb-517c-48d1-b23a-ecc246e0028d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 752f24c6361e3daac9b48908e677c53c177497426b343006dfb6bc7474fe1fb2 [2021-11-23 15:35:39,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:35:39,617 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:35:39,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:35:39,621 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:35:39,622 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:35:39,625 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec3_product31.cil.c [2021-11-23 15:35:39,691 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/data/1fd63c346/99fca9fb105d430fb275dc6df01ef752/FLAG9bdd9bbde [2021-11-23 15:35:40,432 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:35:40,433 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/sv-benchmarks/c/product-lines/elevator_spec3_product31.cil.c [2021-11-23 15:35:40,465 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/data/1fd63c346/99fca9fb105d430fb275dc6df01ef752/FLAG9bdd9bbde [2021-11-23 15:35:40,542 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/data/1fd63c346/99fca9fb105d430fb275dc6df01ef752 [2021-11-23 15:35:40,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:35:40,548 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:35:40,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:35:40,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:35:40,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:35:40,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:35:40" (1/1) ... [2021-11-23 15:35:40,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d77d455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:40, skipping insertion in model container [2021-11-23 15:35:40,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:35:40" (1/1) ... [2021-11-23 15:35:40,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:35:40,654 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:35:40,831 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_c7256bdb-517c-48d1-b23a-ecc246e0028d/sv-benchmarks/c/product-lines/elevator_spec3_product31.cil.c[1545,1558] [2021-11-23 15:35:41,219 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:35:41,232 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:35:41,269 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:35:41,272 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_c7256bdb-517c-48d1-b23a-ecc246e0028d/sv-benchmarks/c/product-lines/elevator_spec3_product31.cil.c[1545,1558] [2021-11-23 15:35:41,381 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:35:41,388 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:35:41,400 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_c7256bdb-517c-48d1-b23a-ecc246e0028d/sv-benchmarks/c/product-lines/elevator_spec3_product31.cil.c[1545,1558] [2021-11-23 15:35:41,528 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:35:41,576 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:35:41,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:41 WrapperNode [2021-11-23 15:35:41,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:35:41,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:35:41,578 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:35:41,578 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:35:41,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:41" (1/1) ... [2021-11-23 15:35:41,639 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:41" (1/1) ... [2021-11-23 15:35:41,695 INFO L137 Inliner]: procedures = 97, calls = 355, calls flagged for inlining = 27, calls inlined = 24, statements flattened = 924 [2021-11-23 15:35:41,695 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:35:41,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:35:41,696 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:35:41,696 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:35:41,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:41" (1/1) ... [2021-11-23 15:35:41,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:41" (1/1) ... [2021-11-23 15:35:41,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:41" (1/1) ... [2021-11-23 15:35:41,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:41" (1/1) ... [2021-11-23 15:35:41,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:41" (1/1) ... [2021-11-23 15:35:41,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:41" (1/1) ... [2021-11-23 15:35:41,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:41" (1/1) ... [2021-11-23 15:35:41,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:35:41,822 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:35:41,822 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:35:41,823 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:35:41,823 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:41" (1/1) ... [2021-11-23 15:35:41,834 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:35:41,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:35:41,859 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:35:41,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:35:41,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:35:41,906 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:35:41,906 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:35:41,906 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2021-11-23 15:35:41,908 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2021-11-23 15:35:41,908 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:35:41,909 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:35:41,909 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:35:41,909 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:35:41,909 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2021-11-23 15:35:41,909 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2021-11-23 15:35:41,909 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:35:41,909 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:35:41,910 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2021-11-23 15:35:41,910 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2021-11-23 15:35:41,910 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:35:41,910 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:35:41,910 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2021-11-23 15:35:41,910 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2021-11-23 15:35:41,911 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:35:41,911 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:35:41,911 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:35:41,911 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:35:41,911 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:35:41,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:35:41,912 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:35:41,912 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:35:41,912 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:35:41,912 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:35:41,912 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:35:41,912 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:35:41,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:35:41,913 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:35:41,913 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:35:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2021-11-23 15:35:41,914 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2021-11-23 15:35:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:35:41,914 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:35:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2021-11-23 15:35:41,914 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2021-11-23 15:35:41,914 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:35:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:35:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:35:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:35:41,915 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:35:41,915 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:35:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:35:41,916 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:35:41,916 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:35:41,917 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:35:41,917 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:35:41,918 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:35:41,919 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:35:41,919 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:35:41,919 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:35:41,920 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:35:41,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:35:41,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:35:41,920 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:35:41,921 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:35:42,178 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:35:42,180 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:35:43,536 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:35:43,607 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 15:35:43,614 INFO L158 Benchmark]: Toolchain (without parser) took 3063.69ms. Allocated memory was 60.8MB in the beginning and 119.5MB in the end (delta: 58.7MB). Free memory was 37.6MB in the beginning and 79.9MB in the end (delta: -42.3MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2021-11-23 15:35:43,614 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:35:43,616 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1024.99ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 37.3MB in the beginning and 58.5MB in the end (delta: -21.2MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2021-11-23 15:35:43,617 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.24ms. Allocated memory is still 86.0MB. Free memory was 58.5MB in the beginning and 53.0MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:35:43,619 INFO L158 Benchmark]: Boogie Preprocessor took 125.74ms. Allocated memory is still 86.0MB. Free memory was 53.0MB in the beginning and 47.6MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:35:43,619 INFO L158 Benchmark]: RCFGBuilder took 1788.49ms. Allocated memory was 86.0MB in the beginning and 119.5MB in the end (delta: 33.6MB). Free memory was 47.6MB in the beginning and 79.9MB in the end (delta: -32.3MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2021-11-23 15:35:43,627 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 60.8MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1024.99ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 37.3MB in the beginning and 58.5MB in the end (delta: -21.2MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.24ms. Allocated memory is still 86.0MB. Free memory was 58.5MB in the beginning and 53.0MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 125.74ms. Allocated memory is still 86.0MB. Free memory was 53.0MB in the beginning and 47.6MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1788.49ms. Allocated memory was 86.0MB in the beginning and 119.5MB in the end (delta: 33.6MB). Free memory was 47.6MB in the beginning and 79.9MB in the end (delta: -32.3MB). Peak memory consumption was 20.2MB. 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 15:35:43,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7256bdb-517c-48d1-b23a-ecc246e0028d/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