./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec2_product23.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_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/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_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec2_product23.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/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_df544c5c-1663-4cca-abf8-fe5093b3a13e/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 3c1ff6fd56cd2377d464f2b10cb9a0da8b8728fdfad0102577329687d925f1d9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:22,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:22,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:22,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:22,399 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:22,404 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:22,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:22,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:22,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:22,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:22,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:22,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:22,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:22,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:22,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:22,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:22,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:22,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:22,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:22,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:22,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:22,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:22,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:22,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:22,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:22,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:22,479 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:22,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:22,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:22,483 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:22,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:22,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:22,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:22,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:22,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:22,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:22,492 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:22,492 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:22,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:22,494 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:22,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:22,495 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:34:22,543 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:22,543 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:22,545 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:22,545 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:22,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:22,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:22,547 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:22,547 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:34:22,547 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:34:22,547 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:34:22,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:22,549 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:22,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:22,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:22,550 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:34:22,550 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:22,550 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:22,550 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:22,551 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:22,551 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:22,551 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:22,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:22,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:22,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:22,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:22,552 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:34:22,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:34:22,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:22,553 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_df544c5c-1663-4cca-abf8-fe5093b3a13e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c1ff6fd56cd2377d464f2b10cb9a0da8b8728fdfad0102577329687d925f1d9 [2021-11-23 15:34:22,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:22,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:22,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:22,902 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:22,903 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:22,905 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec2_product23.cil.c [2021-11-23 15:34:22,976 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/data/fb19bf680/59adbfc7ae53441cab7959d44e7e6e2a/FLAGb6a88d59c [2021-11-23 15:34:23,842 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:23,843 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/sv-benchmarks/c/product-lines/elevator_spec2_product23.cil.c [2021-11-23 15:34:23,875 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/data/fb19bf680/59adbfc7ae53441cab7959d44e7e6e2a/FLAGb6a88d59c [2021-11-23 15:34:23,966 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/data/fb19bf680/59adbfc7ae53441cab7959d44e7e6e2a [2021-11-23 15:34:23,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:23,970 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:23,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:23,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:23,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:23,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:23" (1/1) ... [2021-11-23 15:34:23,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e10c7e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:23, skipping insertion in model container [2021-11-23 15:34:23,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:23" (1/1) ... [2021-11-23 15:34:23,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:24,089 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:24,629 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_df544c5c-1663-4cca-abf8-fe5093b3a13e/sv-benchmarks/c/product-lines/elevator_spec2_product23.cil.c[35995,36008] [2021-11-23 15:34:24,857 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:24,874 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:24,994 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_df544c5c-1663-4cca-abf8-fe5093b3a13e/sv-benchmarks/c/product-lines/elevator_spec2_product23.cil.c[35995,36008] [2021-11-23 15:34:25,046 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:25,083 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:25,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:25 WrapperNode [2021-11-23 15:34:25,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:25,085 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:25,085 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:25,087 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:25,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:25" (1/1) ... [2021-11-23 15:34:25,149 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:25" (1/1) ... [2021-11-23 15:34:25,220 INFO L137 Inliner]: procedures = 96, calls = 347, calls flagged for inlining = 26, calls inlined = 23, statements flattened = 922 [2021-11-23 15:34:25,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:25,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:25,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:25,228 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:25,237 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:25" (1/1) ... [2021-11-23 15:34:25,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:25" (1/1) ... [2021-11-23 15:34:25,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:25" (1/1) ... [2021-11-23 15:34:25,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:25" (1/1) ... [2021-11-23 15:34:25,302 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:25" (1/1) ... [2021-11-23 15:34:25,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:25" (1/1) ... [2021-11-23 15:34:25,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:25" (1/1) ... [2021-11-23 15:34:25,357 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:25,358 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:25,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:25,359 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:25,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:25" (1/1) ... [2021-11-23 15:34:25,376 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:25,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:25,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:25,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:25,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:25,480 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:34:25,481 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:34:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:34:25,482 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:34:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2021-11-23 15:34:25,483 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2021-11-23 15:34:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:34:25,483 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:34:25,484 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2021-11-23 15:34:25,485 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2021-11-23 15:34:25,485 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:34:25,485 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:34:25,491 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:34:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:34:25,491 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:34:25,492 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:34:25,492 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:34:25,492 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:34:25,493 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2021-11-23 15:34:25,493 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2021-11-23 15:34:25,493 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:34:25,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:34:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:34:25,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:34:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:34:25,494 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:34:25,495 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:34:25,495 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:34:25,495 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:34:25,495 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:34:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:34:25,496 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:34:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:34:25,496 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:34:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:34:25,497 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:34:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:34:25,497 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:34:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:34:25,498 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:34:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:34:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:34:25,499 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:34:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:34:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:34:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:34:25,500 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:34:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:34:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:34:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:34:25,501 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:34:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:25,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:34:25,502 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:34:25,813 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:25,816 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:27,123 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:34:27,173 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 15:34:27,178 INFO L158 Benchmark]: Toolchain (without parser) took 3206.76ms. Allocated memory was 117.4MB in the beginning and 153.1MB in the end (delta: 35.7MB). Free memory was 73.4MB in the beginning and 108.2MB in the end (delta: -34.9MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2021-11-23 15:34:27,179 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 92.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:27,180 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1112.97ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 62.4MB in the end (delta: 10.8MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2021-11-23 15:34:27,180 INFO L158 Benchmark]: Boogie Procedure Inliner took 142.14ms. Allocated memory is still 117.4MB. Free memory was 62.4MB in the beginning and 57.1MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:34:27,181 INFO L158 Benchmark]: Boogie Preprocessor took 129.61ms. Allocated memory is still 117.4MB. Free memory was 57.1MB in the beginning and 51.7MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:34:27,182 INFO L158 Benchmark]: RCFGBuilder took 1817.21ms. Allocated memory was 117.4MB in the beginning and 153.1MB in the end (delta: 35.7MB). Free memory was 51.7MB in the beginning and 108.2MB in the end (delta: -56.5MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2021-11-23 15:34:27,187 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 92.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1112.97ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 62.4MB in the end (delta: 10.8MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 142.14ms. Allocated memory is still 117.4MB. Free memory was 62.4MB in the beginning and 57.1MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 129.61ms. Allocated memory is still 117.4MB. Free memory was 57.1MB in the beginning and 51.7MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1817.21ms. Allocated memory was 117.4MB in the beginning and 153.1MB in the end (delta: 35.7MB). Free memory was 51.7MB in the beginning and 108.2MB in the end (delta: -56.5MB). Peak memory consumption was 24.2MB. 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 15:34:27,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/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_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/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_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec2_product23.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/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_df544c5c-1663-4cca-abf8-fe5093b3a13e/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 3c1ff6fd56cd2377d464f2b10cb9a0da8b8728fdfad0102577329687d925f1d9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:29,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:29,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:29,978 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:29,979 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:29,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:29,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:29,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:29,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:29,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:29,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:29,992 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:29,993 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:29,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:29,996 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:29,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:29,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:30,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:30,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:30,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:30,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:30,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:30,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:30,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:30,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:30,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:30,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:30,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:30,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:30,020 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:30,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:30,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:30,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:30,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:30,025 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:30,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:30,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:30,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:30,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:30,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:30,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:30,031 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:34:30,057 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:30,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:30,059 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:30,059 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:30,060 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:30,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:30,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:30,061 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:34:30,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:34:30,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:30,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:30,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:30,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:30,064 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:34:30,064 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:34:30,065 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:34:30,065 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:34:30,065 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:30,066 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:30,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:30,066 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:30,067 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:30,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:30,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:30,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:30,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:30,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:30,068 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:34:30,068 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:34:30,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:30,069 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:34:30,069 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:34:30,069 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_df544c5c-1663-4cca-abf8-fe5093b3a13e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c1ff6fd56cd2377d464f2b10cb9a0da8b8728fdfad0102577329687d925f1d9 [2021-11-23 15:34:30,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:30,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:30,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:30,495 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:30,496 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:30,498 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec2_product23.cil.c [2021-11-23 15:34:30,589 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/data/fd4a51760/35d95838f4ef46d18900aaea7d617557/FLAG047530c3e [2021-11-23 15:34:31,296 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:31,297 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/sv-benchmarks/c/product-lines/elevator_spec2_product23.cil.c [2021-11-23 15:34:31,333 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/data/fd4a51760/35d95838f4ef46d18900aaea7d617557/FLAG047530c3e [2021-11-23 15:34:31,512 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/data/fd4a51760/35d95838f4ef46d18900aaea7d617557 [2021-11-23 15:34:31,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:31,516 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:31,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:31,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:31,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:31,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:31" (1/1) ... [2021-11-23 15:34:31,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79d68f99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:31, skipping insertion in model container [2021-11-23 15:34:31,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:31" (1/1) ... [2021-11-23 15:34:31,534 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:31,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:32,079 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_df544c5c-1663-4cca-abf8-fe5093b3a13e/sv-benchmarks/c/product-lines/elevator_spec2_product23.cil.c[35995,36008] [2021-11-23 15:34:32,244 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:32,262 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:34:32,295 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:32,392 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_df544c5c-1663-4cca-abf8-fe5093b3a13e/sv-benchmarks/c/product-lines/elevator_spec2_product23.cil.c[35995,36008] [2021-11-23 15:34:32,466 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:32,478 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:32,537 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_df544c5c-1663-4cca-abf8-fe5093b3a13e/sv-benchmarks/c/product-lines/elevator_spec2_product23.cil.c[35995,36008] [2021-11-23 15:34:32,604 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:32,636 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:32,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:32 WrapperNode [2021-11-23 15:34:32,636 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:32,637 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:32,638 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:32,638 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:32,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:32" (1/1) ... [2021-11-23 15:34:32,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:32" (1/1) ... [2021-11-23 15:34:32,729 INFO L137 Inliner]: procedures = 98, calls = 347, calls flagged for inlining = 26, calls inlined = 23, statements flattened = 866 [2021-11-23 15:34:32,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:32,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:32,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:32,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:32,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:32" (1/1) ... [2021-11-23 15:34:32,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:32" (1/1) ... [2021-11-23 15:34:32,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:32" (1/1) ... [2021-11-23 15:34:32,749 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:32" (1/1) ... [2021-11-23 15:34:32,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:32" (1/1) ... [2021-11-23 15:34:32,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:32" (1/1) ... [2021-11-23 15:34:32,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:32" (1/1) ... [2021-11-23 15:34:32,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:32,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:32,815 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:32,815 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:32,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:32" (1/1) ... [2021-11-23 15:34:32,832 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:32,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:32,856 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:32,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:32,896 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2021-11-23 15:34:32,896 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2021-11-23 15:34:32,897 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:34:32,897 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:34:32,897 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:34:32,897 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:34:32,897 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:34:32,897 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:34:32,897 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:34:32,898 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:34:32,898 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:34:32,898 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:34:32,898 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:34:32,898 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:34:32,898 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:34:32,898 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:34:32,899 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:34:32,899 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:34:32,899 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:34:32,899 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:34:32,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:32,899 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:34:32,899 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:34:32,900 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:34:32,900 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:34:32,900 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2021-11-23 15:34:32,900 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2021-11-23 15:34:32,910 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:34:32,910 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:34:32,910 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:34:32,910 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:34:32,911 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2021-11-23 15:34:32,911 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2021-11-23 15:34:32,911 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:34:32,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:34:32,912 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:34:32,912 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:34:32,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:34:32,912 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:34:32,913 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:34:32,913 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:34:32,913 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:34:32,913 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:34:32,913 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:34:32,913 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:34:32,913 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:34:32,914 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:34:32,914 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:34:32,914 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:34:32,914 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:34:32,915 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:34:32,916 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:34:32,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:32,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:32,917 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:34:32,918 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:34:33,144 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:33,146 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:34,592 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:34:34,643 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 15:34:34,650 INFO L158 Benchmark]: Toolchain (without parser) took 3131.59ms. Allocated memory was 56.6MB in the beginning and 86.0MB in the end (delta: 29.4MB). Free memory was 32.6MB in the beginning and 42.3MB in the end (delta: -9.7MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2021-11-23 15:34:34,650 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:34,652 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1116.26ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 32.4MB in the beginning and 42.7MB in the end (delta: -10.3MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2021-11-23 15:34:34,653 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.14ms. Allocated memory is still 71.3MB. Free memory was 42.7MB in the beginning and 37.6MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:34:34,654 INFO L158 Benchmark]: Boogie Preprocessor took 79.93ms. Allocated memory is still 71.3MB. Free memory was 37.6MB in the beginning and 32.3MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:34:34,656 INFO L158 Benchmark]: RCFGBuilder took 1832.17ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 32.3MB in the beginning and 42.3MB in the end (delta: -10.0MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2021-11-23 15:34:34,665 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 56.6MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1116.26ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 32.4MB in the beginning and 42.7MB in the end (delta: -10.3MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.14ms. Allocated memory is still 71.3MB. Free memory was 42.7MB in the beginning and 37.6MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.93ms. Allocated memory is still 71.3MB. Free memory was 37.6MB in the beginning and 32.3MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1832.17ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 32.3MB in the beginning and 42.3MB in the end (delta: -10.0MB). Peak memory consumption was 13.8MB. 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 15:34:34,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df544c5c-1663-4cca-abf8-fe5093b3a13e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable