./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec3_product01.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_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/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_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec3_product01.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/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_ff68de0b-9fca-4811-9dc1-8701710c10b8/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 2e63e44256bba8522bf99795cd1238c2e8ad8456659e8a545df838f8f88bd318 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:15,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:15,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:15,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:15,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:15,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:15,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:15,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:15,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:15,492 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:15,493 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:15,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:15,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:15,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:15,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:15,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:15,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:15,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:15,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:15,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:15,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:15,519 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:15,522 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:15,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:15,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:15,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:15,532 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:15,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:15,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:15,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:15,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:15,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:15,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:15,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:15,542 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:15,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:15,543 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:15,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:15,543 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:15,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:15,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:15,546 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:15,588 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:15,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:15,593 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:15,593 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:15,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:15,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:15,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:15,594 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:15,594 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:15,594 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:15,596 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:15,596 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:15,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:15,596 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:15,596 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:15,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:15,597 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:15,597 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:15,597 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:15,597 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:15,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:15,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:15,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:15,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:15,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:15,599 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:15,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:15,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:15,600 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_ff68de0b-9fca-4811-9dc1-8701710c10b8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e63e44256bba8522bf99795cd1238c2e8ad8456659e8a545df838f8f88bd318 [2021-11-23 15:03:15,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:15,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:15,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:15,935 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:15,936 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:15,938 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec3_product01.cil.c [2021-11-23 15:03:16,004 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/data/46fa24acd/73f2bd87670743ac84cfd7fdfbdca1af/FLAG7d68229e2 [2021-11-23 15:03:16,679 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:16,679 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/sv-benchmarks/c/product-lines/elevator_spec3_product01.cil.c [2021-11-23 15:03:16,711 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/data/46fa24acd/73f2bd87670743ac84cfd7fdfbdca1af/FLAG7d68229e2 [2021-11-23 15:03:16,893 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/data/46fa24acd/73f2bd87670743ac84cfd7fdfbdca1af [2021-11-23 15:03:16,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:16,901 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:16,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:16,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:16,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:16,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:16" (1/1) ... [2021-11-23 15:03:16,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dab16b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:16, skipping insertion in model container [2021-11-23 15:03:16,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:16" (1/1) ... [2021-11-23 15:03:16,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:17,007 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:17,400 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_ff68de0b-9fca-4811-9dc1-8701710c10b8/sv-benchmarks/c/product-lines/elevator_spec3_product01.cil.c[40412,40425] [2021-11-23 15:03:17,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:17,524 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:17,604 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_ff68de0b-9fca-4811-9dc1-8701710c10b8/sv-benchmarks/c/product-lines/elevator_spec3_product01.cil.c[40412,40425] [2021-11-23 15:03:17,667 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:17,694 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:17,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17 WrapperNode [2021-11-23 15:03:17,696 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:17,697 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:17,697 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:17,697 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:17,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:17,735 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:17,806 INFO L137 Inliner]: procedures = 86, calls = 334, calls flagged for inlining = 21, calls inlined = 18, statements flattened = 750 [2021-11-23 15:03:17,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:17,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:17,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:17,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:17,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:17,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:17,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:17,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:17,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:17,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:17,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:17,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:17,920 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:17,920 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:17,920 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:17,921 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:17" (1/1) ... [2021-11-23 15:03:17,929 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:17,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:17,967 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:18,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:18,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:18,058 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2021-11-23 15:03:18,058 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2021-11-23 15:03:18,060 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:03:18,060 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:03:18,061 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:03:18,061 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:03:18,061 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2021-11-23 15:03:18,061 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2021-11-23 15:03:18,061 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:03:18,061 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:03:18,062 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:03:18,062 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:03:18,062 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:03:18,063 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:03:18,063 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:03:18,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:03:18,063 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:03:18,063 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:03:18,064 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:03:18,064 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:03:18,064 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:03:18,064 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:03:18,065 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2021-11-23 15:03:18,065 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2021-11-23 15:03:18,065 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:03:18,065 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:03:18,065 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2021-11-23 15:03:18,065 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2021-11-23 15:03:18,066 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:03:18,066 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:03:18,066 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:03:18,066 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:03:18,066 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:03:18,066 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:03:18,067 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:03:18,067 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:03:18,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:18,067 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:03:18,068 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:03:18,068 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:03:18,068 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:03:18,068 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:03:18,068 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:03:18,069 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:03:18,069 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:03:18,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:18,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:18,070 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:03:18,070 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:03:18,210 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:18,212 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:19,311 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:19,352 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 15:03:19,357 INFO L158 Benchmark]: Toolchain (without parser) took 2454.78ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 55.7MB in the beginning and 80.2MB in the end (delta: -24.5MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:19,358 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 98.6MB. Free memory was 74.7MB in the beginning and 74.6MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:19,358 INFO L158 Benchmark]: CACSL2BoogieTranslator took 792.74ms. Allocated memory is still 98.6MB. Free memory was 55.5MB in the beginning and 47.3MB in the end (delta: 8.2MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:19,359 INFO L158 Benchmark]: Boogie Procedure Inliner took 124.41ms. Allocated memory is still 98.6MB. Free memory was 47.3MB in the beginning and 42.5MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:19,360 INFO L158 Benchmark]: Boogie Preprocessor took 97.51ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 42.5MB in the beginning and 102.4MB in the end (delta: -59.9MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:19,361 INFO L158 Benchmark]: RCFGBuilder took 1435.14ms. Allocated memory is still 130.0MB. Free memory was 102.4MB in the beginning and 80.2MB in the end (delta: 22.1MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:19,364 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 98.6MB. Free memory was 74.7MB in the beginning and 74.6MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 792.74ms. Allocated memory is still 98.6MB. Free memory was 55.5MB in the beginning and 47.3MB in the end (delta: 8.2MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 124.41ms. Allocated memory is still 98.6MB. Free memory was 47.3MB in the beginning and 42.5MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.51ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 42.5MB in the beginning and 102.4MB in the end (delta: -59.9MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1435.14ms. Allocated memory is still 130.0MB. Free memory was 102.4MB in the beginning and 80.2MB in the end (delta: 22.1MB). Peak memory consumption was 50.3MB. 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 15:03:19,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/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_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/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_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec3_product01.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/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_ff68de0b-9fca-4811-9dc1-8701710c10b8/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 2e63e44256bba8522bf99795cd1238c2e8ad8456659e8a545df838f8f88bd318 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:21,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:21,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:21,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:21,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:21,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:21,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:21,874 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:21,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:21,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:21,887 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:21,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:21,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:21,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:21,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:21,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:21,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:21,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:21,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:21,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:21,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:21,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:21,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:21,921 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:21,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:21,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:21,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:21,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:21,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:21,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:21,933 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:21,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:21,936 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:21,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:21,938 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:21,938 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:21,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:21,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:21,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:21,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:21,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:21,953 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:03:21,999 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:22,000 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:22,001 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:22,001 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:22,003 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:22,003 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:22,004 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:22,005 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:22,005 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:22,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:22,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:22,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:22,007 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:22,007 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:22,007 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:22,007 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:22,007 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:22,008 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:22,008 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:22,008 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:22,008 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:22,008 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:22,009 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:22,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:22,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:22,009 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:22,009 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:22,010 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:22,010 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:22,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:22,010 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:22,010 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:22,011 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_ff68de0b-9fca-4811-9dc1-8701710c10b8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e63e44256bba8522bf99795cd1238c2e8ad8456659e8a545df838f8f88bd318 [2021-11-23 15:03:22,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:22,481 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:22,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:22,485 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:22,486 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:22,487 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec3_product01.cil.c [2021-11-23 15:03:22,557 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/data/506961db2/40adea0d2be94564bbdcf246b2bb6f99/FLAG2f82db05d [2021-11-23 15:03:23,357 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:23,358 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/sv-benchmarks/c/product-lines/elevator_spec3_product01.cil.c [2021-11-23 15:03:23,390 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/data/506961db2/40adea0d2be94564bbdcf246b2bb6f99/FLAG2f82db05d [2021-11-23 15:03:23,481 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/data/506961db2/40adea0d2be94564bbdcf246b2bb6f99 [2021-11-23 15:03:23,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:23,485 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:23,486 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:23,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:23,491 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:23,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@602e87f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23, skipping insertion in model container [2021-11-23 15:03:23,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,500 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:23,561 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:24,087 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_ff68de0b-9fca-4811-9dc1-8701710c10b8/sv-benchmarks/c/product-lines/elevator_spec3_product01.cil.c[40412,40425] [2021-11-23 15:03:24,226 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:24,248 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:03:24,274 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:24,377 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_ff68de0b-9fca-4811-9dc1-8701710c10b8/sv-benchmarks/c/product-lines/elevator_spec3_product01.cil.c[40412,40425] [2021-11-23 15:03:24,445 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:24,454 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:24,528 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_ff68de0b-9fca-4811-9dc1-8701710c10b8/sv-benchmarks/c/product-lines/elevator_spec3_product01.cil.c[40412,40425] [2021-11-23 15:03:24,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:24,612 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:24,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:24 WrapperNode [2021-11-23 15:03:24,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:24,614 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:24,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:24,614 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:24,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:24" (1/1) ... [2021-11-23 15:03:24,680 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:24" (1/1) ... [2021-11-23 15:03:24,743 INFO L137 Inliner]: procedures = 88, calls = 334, calls flagged for inlining = 21, calls inlined = 18, statements flattened = 702 [2021-11-23 15:03:24,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:24,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:24,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:24,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:24,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:24" (1/1) ... [2021-11-23 15:03:24,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:24" (1/1) ... [2021-11-23 15:03:24,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:24" (1/1) ... [2021-11-23 15:03:24,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:24" (1/1) ... [2021-11-23 15:03:24,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:24" (1/1) ... [2021-11-23 15:03:24,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:24" (1/1) ... [2021-11-23 15:03:24,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:24" (1/1) ... [2021-11-23 15:03:24,885 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:24,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:24,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:24,892 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:24,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:24" (1/1) ... [2021-11-23 15:03:24,912 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:24,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:24,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:24,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:24,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:24,986 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2021-11-23 15:03:24,986 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2021-11-23 15:03:24,986 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:03:24,986 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:03:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:03:24,987 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:03:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2021-11-23 15:03:24,987 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2021-11-23 15:03:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:03:24,988 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:03:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:03:24,988 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:03:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:03:24,988 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:03:24,989 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:03:24,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:03:24,989 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:03:24,989 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:03:24,989 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:03:24,990 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:03:24,990 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:03:24,990 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:03:24,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:24,990 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2021-11-23 15:03:24,991 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2021-11-23 15:03:24,991 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:03:24,991 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:03:24,991 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2021-11-23 15:03:24,991 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2021-11-23 15:03:24,992 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:03:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:03:24,992 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:03:24,992 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:03:24,992 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:03:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:03:24,993 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:03:24,993 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:03:24,993 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:03:24,994 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:03:24,994 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:03:24,994 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:03:24,994 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:03:24,994 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:03:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:03:24,995 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:03:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:24,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:24,995 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:03:24,996 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:03:25,194 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:25,197 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:26,394 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:26,489 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 15:03:26,496 INFO L158 Benchmark]: Toolchain (without parser) took 3008.97ms. Allocated memory was 65.0MB in the beginning and 111.1MB in the end (delta: 46.1MB). Free memory was 41.5MB in the beginning and 81.2MB in the end (delta: -39.7MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:26,498 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 65.0MB. Free memory was 44.7MB in the beginning and 44.6MB in the end (delta: 48.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:26,499 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1126.82ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 41.4MB in the beginning and 56.8MB in the end (delta: -15.4MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:26,500 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.40ms. Allocated memory is still 79.7MB. Free memory was 56.8MB in the beginning and 52.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:26,501 INFO L158 Benchmark]: Boogie Preprocessor took 132.40ms. Allocated memory is still 79.7MB. Free memory was 52.3MB in the beginning and 47.6MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:26,502 INFO L158 Benchmark]: RCFGBuilder took 1601.44ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 47.6MB in the beginning and 81.2MB in the end (delta: -33.7MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:26,511 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 65.0MB. Free memory was 44.7MB in the beginning and 44.6MB in the end (delta: 48.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1126.82ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 41.4MB in the beginning and 56.8MB in the end (delta: -15.4MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 138.40ms. Allocated memory is still 79.7MB. Free memory was 56.8MB in the beginning and 52.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 132.40ms. Allocated memory is still 79.7MB. Free memory was 52.3MB in the beginning and 47.6MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1601.44ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 47.6MB in the beginning and 81.2MB in the end (delta: -33.7MB). Peak memory consumption was 22.1MB. 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 15:03:26,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff68de0b-9fca-4811-9dc1-8701710c10b8/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