./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec9_product32.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_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/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_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/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_cdece40d-f2d8-48a9-ac60-ffeef9054777/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 6f20249a191004f50add5285446ee5ffba043f1ff9b40e0e115c641082e595e2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:08,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:08,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:08,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:08,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:08,094 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:08,095 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:08,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:08,100 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:08,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:08,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:08,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:08,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:08,105 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:08,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:08,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:08,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:08,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:08,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:08,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:08,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:08,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:08,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:08,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:08,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:08,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:08,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:08,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:08,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:08,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:08,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:08,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:08,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:08,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:08,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:08,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:08,134 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:08,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:08,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:08,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:08,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:08,137 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:59:08,160 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:08,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:08,162 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:08,162 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:08,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:08,163 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:08,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:08,163 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:08,163 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:59:08,163 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:08,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:08,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:08,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:08,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:08,164 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:08,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:08,165 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:08,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:08,165 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:08,165 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:08,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:08,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:08,166 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:08,166 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:08,166 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:08,167 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:59:08,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:59:08,167 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:08,167 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_cdece40d-f2d8-48a9-ac60-ffeef9054777/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f20249a191004f50add5285446ee5ffba043f1ff9b40e0e115c641082e595e2 [2021-11-23 15:59:08,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:08,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:08,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:08,491 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:08,492 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:08,494 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c [2021-11-23 15:59:08,585 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/data/2a24a1f28/5590ecb2928f42459612dcf09e7e9721/FLAG83d5e8b4e [2021-11-23 15:59:09,273 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:09,274 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c [2021-11-23 15:59:09,298 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/data/2a24a1f28/5590ecb2928f42459612dcf09e7e9721/FLAG83d5e8b4e [2021-11-23 15:59:09,467 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/data/2a24a1f28/5590ecb2928f42459612dcf09e7e9721 [2021-11-23 15:59:09,471 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:09,473 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:09,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:09,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:09,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:09,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:09" (1/1) ... [2021-11-23 15:59:09,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7052baf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:09, skipping insertion in model container [2021-11-23 15:59:09,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:09" (1/1) ... [2021-11-23 15:59:09,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:09,585 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:09,857 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_cdece40d-f2d8-48a9-ac60-ffeef9054777/sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c[17414,17427] [2021-11-23 15:59:10,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:10,241 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:10,291 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_cdece40d-f2d8-48a9-ac60-ffeef9054777/sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c[17414,17427] [2021-11-23 15:59:10,359 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:10,397 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:10,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:10 WrapperNode [2021-11-23 15:59:10,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:10,401 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:10,401 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:10,402 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:10,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:10" (1/1) ... [2021-11-23 15:59:10,467 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:10" (1/1) ... [2021-11-23 15:59:10,523 INFO L137 Inliner]: procedures = 99, calls = 352, calls flagged for inlining = 28, calls inlined = 24, statements flattened = 934 [2021-11-23 15:59:10,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:10,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:10,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:10,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:10,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:10" (1/1) ... [2021-11-23 15:59:10,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:10" (1/1) ... [2021-11-23 15:59:10,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:10" (1/1) ... [2021-11-23 15:59:10,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:10" (1/1) ... [2021-11-23 15:59:10,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:10" (1/1) ... [2021-11-23 15:59:10,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:10" (1/1) ... [2021-11-23 15:59:10,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:10" (1/1) ... [2021-11-23 15:59:10,624 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:10,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:10,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:10,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:10,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:10" (1/1) ... [2021-11-23 15:59:10,662 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:10,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:10,719 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:10,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:10,785 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2021-11-23 15:59:10,785 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2021-11-23 15:59:10,786 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:59:10,787 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:59:10,787 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:59:10,787 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:59:10,787 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2021-11-23 15:59:10,788 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2021-11-23 15:59:10,788 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:59:10,788 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:59:10,788 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:59:10,788 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:59:10,789 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:59:10,789 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:59:10,789 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:59:10,789 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:59:10,790 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:59:10,790 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:59:10,790 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:59:10,790 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:59:10,791 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:59:10,791 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:59:10,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:10,791 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:59:10,791 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:59:10,791 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:59:10,792 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:59:10,792 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2021-11-23 15:59:10,792 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2021-11-23 15:59:10,792 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:59:10,792 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:59:10,793 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:59:10,793 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:59:10,793 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2021-11-23 15:59:10,793 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2021-11-23 15:59:10,793 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:59:10,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:59:10,794 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:59:10,794 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:59:10,794 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:59:10,794 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:59:10,795 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:59:10,795 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:59:10,795 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:59:10,795 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:59:10,795 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:59:10,796 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:59:10,796 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:59:10,796 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:59:10,796 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2021-11-23 15:59:10,797 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2021-11-23 15:59:10,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:59:10,797 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:59:10,797 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:59:10,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:10,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:10,798 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:59:10,798 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:59:10,799 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2021-11-23 15:59:10,799 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2021-11-23 15:59:11,039 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:11,041 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:12,273 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:12,339 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 15:59:12,344 INFO L158 Benchmark]: Toolchain (without parser) took 2869.47ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 68.7MB in the end (delta: 34.3MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. [2021-11-23 15:59:12,345 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 123.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:12,347 INFO L158 Benchmark]: CACSL2BoogieTranslator took 922.71ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 91.7MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:59:12,349 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.73ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 85.9MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:12,350 INFO L158 Benchmark]: Boogie Preprocessor took 113.90ms. Allocated memory is still 142.6MB. Free memory was 85.9MB in the beginning and 80.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:59:12,351 INFO L158 Benchmark]: RCFGBuilder took 1703.29ms. Allocated memory is still 142.6MB. Free memory was 80.7MB in the beginning and 68.7MB in the end (delta: 12.0MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2021-11-23 15:59:12,356 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 142.6MB. Free memory is still 123.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 922.71ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 91.7MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.73ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 85.9MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 113.90ms. Allocated memory is still 142.6MB. Free memory was 85.9MB in the beginning and 80.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1703.29ms. Allocated memory is still 142.6MB. Free memory was 80.7MB in the beginning and 68.7MB in the end (delta: 12.0MB). Peak memory consumption was 34.2MB. 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 15:59:12,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/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_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/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_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/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_cdece40d-f2d8-48a9-ac60-ffeef9054777/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 6f20249a191004f50add5285446ee5ffba043f1ff9b40e0e115c641082e595e2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:14,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:14,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:15,019 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:15,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:15,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:15,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:15,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:15,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:15,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:15,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:15,051 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:15,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:15,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:15,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:15,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:15,066 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:15,067 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:15,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:15,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:15,079 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:15,081 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:15,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:15,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:15,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:15,100 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:15,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:15,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:15,103 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:15,104 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:15,105 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:15,106 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:15,108 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:15,109 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:15,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:15,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:15,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:15,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:15,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:15,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:15,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:15,116 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:59:15,158 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:15,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:15,160 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:15,160 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:15,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:15,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:15,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:15,162 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:15,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:15,163 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:15,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:15,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:15,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:15,163 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:59:15,164 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:59:15,164 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:59:15,164 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:15,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:15,165 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:15,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:15,165 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:15,165 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:15,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:15,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:15,166 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:15,166 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:15,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:15,167 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:59:15,167 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:59:15,167 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:15,168 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:59:15,168 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:59:15,168 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_cdece40d-f2d8-48a9-ac60-ffeef9054777/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f20249a191004f50add5285446ee5ffba043f1ff9b40e0e115c641082e595e2 [2021-11-23 15:59:15,607 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:15,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:15,640 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:15,641 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:15,642 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:15,643 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c [2021-11-23 15:59:15,719 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/data/7455c1e03/788c4b608a0e411996442c3623fc5305/FLAG014cd9061 [2021-11-23 15:59:16,393 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:16,394 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c [2021-11-23 15:59:16,433 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/data/7455c1e03/788c4b608a0e411996442c3623fc5305/FLAG014cd9061 [2021-11-23 15:59:16,591 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/data/7455c1e03/788c4b608a0e411996442c3623fc5305 [2021-11-23 15:59:16,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:16,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:16,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:16,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:16,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:16,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:16" (1/1) ... [2021-11-23 15:59:16,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f691b5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:16, skipping insertion in model container [2021-11-23 15:59:16,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:16" (1/1) ... [2021-11-23 15:59:16,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:16,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:16,942 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_cdece40d-f2d8-48a9-ac60-ffeef9054777/sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c[17414,17427] [2021-11-23 15:59:17,326 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:17,359 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:59:17,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:17,450 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_cdece40d-f2d8-48a9-ac60-ffeef9054777/sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c[17414,17427] [2021-11-23 15:59:17,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:17,540 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:17,564 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_cdece40d-f2d8-48a9-ac60-ffeef9054777/sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c[17414,17427] [2021-11-23 15:59:17,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:17,725 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:17,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:17 WrapperNode [2021-11-23 15:59:17,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:17,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:17,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:17,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:17,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:17" (1/1) ... [2021-11-23 15:59:17,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:17" (1/1) ... [2021-11-23 15:59:17,886 INFO L137 Inliner]: procedures = 101, calls = 352, calls flagged for inlining = 28, calls inlined = 24, statements flattened = 879 [2021-11-23 15:59:17,890 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:17,891 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:17,892 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:17,892 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:17,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:17" (1/1) ... [2021-11-23 15:59:17,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:17" (1/1) ... [2021-11-23 15:59:17,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:17" (1/1) ... [2021-11-23 15:59:17,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:17" (1/1) ... [2021-11-23 15:59:17,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:17" (1/1) ... [2021-11-23 15:59:17,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:17" (1/1) ... [2021-11-23 15:59:18,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:17" (1/1) ... [2021-11-23 15:59:18,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:18,054 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:18,054 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:18,054 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:18,055 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:17" (1/1) ... [2021-11-23 15:59:18,062 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:18,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:18,088 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:18,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:18,147 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2021-11-23 15:59:18,148 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2021-11-23 15:59:18,148 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:59:18,148 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:59:18,150 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:59:18,150 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:59:18,150 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2021-11-23 15:59:18,151 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2021-11-23 15:59:18,151 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:59:18,151 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:59:18,152 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:59:18,152 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:59:18,152 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:59:18,152 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:59:18,152 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:59:18,153 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:59:18,153 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:59:18,153 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:59:18,153 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:59:18,153 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:59:18,153 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:59:18,154 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:59:18,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:18,154 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:59:18,154 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:59:18,154 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:59:18,154 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:59:18,155 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2021-11-23 15:59:18,155 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2021-11-23 15:59:18,155 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:59:18,155 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:59:18,156 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:59:18,156 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:59:18,156 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2021-11-23 15:59:18,156 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2021-11-23 15:59:18,157 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:59:18,157 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:59:18,157 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:59:18,157 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:59:18,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:59:18,157 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:59:18,158 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:59:18,158 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:59:18,158 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:59:18,158 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:59:18,158 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:59:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:59:18,159 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:59:18,159 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:59:18,160 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:59:18,160 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2021-11-23 15:59:18,161 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2021-11-23 15:59:18,162 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:59:18,162 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:59:18,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:18,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:18,163 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:59:18,164 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:59:18,164 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2021-11-23 15:59:18,164 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2021-11-23 15:59:18,371 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:18,374 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:19,739 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:19,782 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 15:59:19,786 INFO L158 Benchmark]: Toolchain (without parser) took 3189.81ms. Allocated memory was 60.8MB in the beginning and 92.3MB in the end (delta: 31.5MB). Free memory was 37.4MB in the beginning and 36.9MB in the end (delta: 446.0kB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:19,787 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 60.8MB. Free memory is still 41.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:19,787 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1129.24ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 37.2MB in the beginning and 41.8MB in the end (delta: -4.5MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2021-11-23 15:59:19,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 163.40ms. Allocated memory is still 73.4MB. Free memory was 41.8MB in the beginning and 36.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:59:19,804 INFO L158 Benchmark]: Boogie Preprocessor took 161.44ms. Allocated memory is still 73.4MB. Free memory was 36.6MB in the beginning and 49.2MB in the end (delta: -12.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:19,805 INFO L158 Benchmark]: RCFGBuilder took 1730.54ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 49.2MB in the beginning and 36.9MB in the end (delta: 12.3MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:19,812 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 60.8MB. Free memory is still 41.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1129.24ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 37.2MB in the beginning and 41.8MB in the end (delta: -4.5MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 163.40ms. Allocated memory is still 73.4MB. Free memory was 41.8MB in the beginning and 36.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 161.44ms. Allocated memory is still 73.4MB. Free memory was 36.6MB in the beginning and 49.2MB in the end (delta: -12.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1730.54ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 49.2MB in the beginning and 36.9MB in the end (delta: 12.3MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:59:19,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdece40d-f2d8-48a9-ac60-ffeef9054777/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