./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec1_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/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_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec1_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/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_d627634c-6fc3-4716-b57c-c02bdaf6a060/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 d29c49d66a80c5cce6b00f5730e0d825d56678e7df63108e14ba577a66cb87d7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:53,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:53,230 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:53,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:53,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:53,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:53,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:53,274 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:53,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:53,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:53,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:53,281 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:53,281 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:53,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:53,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:53,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:53,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:53,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:53,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:53,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:53,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:53,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:53,305 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:53,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:53,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:53,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:53,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:53,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:53,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:53,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:53,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:53,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:53,325 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:53,326 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:53,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:53,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:53,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:53,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:53,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:53,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:53,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:53,332 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:53,379 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:53,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:53,381 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:53,381 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:53,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:53,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:53,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:53,383 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:53,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:53,390 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:53,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:53,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:53,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:53,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:53,392 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:53,392 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:53,393 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:53,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:53,393 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:53,395 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:53,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:53,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:53,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:53,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:53,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:53,404 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:53,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:53,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:53,404 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_d627634c-6fc3-4716-b57c-c02bdaf6a060/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d29c49d66a80c5cce6b00f5730e0d825d56678e7df63108e14ba577a66cb87d7 [2021-11-23 15:03:53,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:53,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:53,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:53,693 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:53,694 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:53,696 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec1_product32.cil.c [2021-11-23 15:03:53,791 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/data/3ba506d32/840e4263559b4ba9bef92f89b40c0839/FLAG5c549e4e0 [2021-11-23 15:03:54,432 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:54,434 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/sv-benchmarks/c/product-lines/elevator_spec1_product32.cil.c [2021-11-23 15:03:54,474 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/data/3ba506d32/840e4263559b4ba9bef92f89b40c0839/FLAG5c549e4e0 [2021-11-23 15:03:54,607 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/data/3ba506d32/840e4263559b4ba9bef92f89b40c0839 [2021-11-23 15:03:54,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:54,612 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:54,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:54,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:54,619 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:54,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:54,621 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f2b8084 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:54, skipping insertion in model container [2021-11-23 15:03:54,621 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:54,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:54,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:54,918 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_d627634c-6fc3-4716-b57c-c02bdaf6a060/sv-benchmarks/c/product-lines/elevator_spec1_product32.cil.c[4316,4329] [2021-11-23 15:03:55,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:55,304 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:55,339 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_d627634c-6fc3-4716-b57c-c02bdaf6a060/sv-benchmarks/c/product-lines/elevator_spec1_product32.cil.c[4316,4329] [2021-11-23 15:03:55,472 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:55,503 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:55,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55 WrapperNode [2021-11-23 15:03:55,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:55,505 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:55,505 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:55,506 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:55,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,625 INFO L137 Inliner]: procedures = 99, calls = 356, calls flagged for inlining = 29, calls inlined = 25, statements flattened = 970 [2021-11-23 15:03:55,626 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:55,627 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:55,627 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:55,627 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:55,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:55,733 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:55,734 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:55,734 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:55,735 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,743 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:55,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:55,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:55,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:55,833 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2021-11-23 15:03:55,834 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2021-11-23 15:03:55,834 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:03:55,834 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:03:55,834 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:03:55,834 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:03:55,834 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2021-11-23 15:03:55,834 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2021-11-23 15:03:55,835 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:03:55,835 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:03:55,835 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:03:55,835 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:03:55,835 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:03:55,835 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:03:55,835 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:03:55,835 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:03:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:03:55,836 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:03:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:03:55,836 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:03:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:03:55,836 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:03:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2021-11-23 15:03:55,836 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2021-11-23 15:03:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:03:55,837 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:03:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:03:55,837 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:03:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2021-11-23 15:03:55,837 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2021-11-23 15:03:55,838 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:03:55,838 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:03:55,838 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:03:55,838 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:03:55,838 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2021-11-23 15:03:55,838 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2021-11-23 15:03:55,838 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:03:55,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:03:55,839 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:03:55,839 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:03:55,839 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:03:55,839 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:03:55,839 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:03:55,839 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:03:55,839 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:03:55,839 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:03:55,840 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:03:55,840 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:03:55,840 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:03:55,840 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:03:55,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:55,840 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:03:55,840 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:03:55,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:55,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:55,841 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:03:55,841 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:03:55,841 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2021-11-23 15:03:55,841 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2021-11-23 15:03:56,023 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:56,042 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:57,316 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:57,377 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 15:03:57,387 INFO L158 Benchmark]: Toolchain (without parser) took 2772.79ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 53.3MB in the beginning and 83.3MB in the end (delta: -29.9MB). Peak memory consumption was 51.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:57,389 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 90.2MB. Free memory was 63.2MB in the beginning and 63.2MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:57,390 INFO L158 Benchmark]: CACSL2BoogieTranslator took 888.65ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 53.1MB in the beginning and 68.5MB in the end (delta: -15.4MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2021-11-23 15:03:57,392 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.97ms. Allocated memory is still 121.6MB. Free memory was 68.5MB in the beginning and 63.0MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:57,393 INFO L158 Benchmark]: Boogie Preprocessor took 105.90ms. Allocated memory is still 121.6MB. Free memory was 63.0MB in the beginning and 58.1MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:57,393 INFO L158 Benchmark]: RCFGBuilder took 1650.50ms. Allocated memory is still 121.6MB. Free memory was 57.4MB in the beginning and 83.3MB in the end (delta: -25.9MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:57,402 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 90.2MB. Free memory was 63.2MB in the beginning and 63.2MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 888.65ms. Allocated memory was 90.2MB in the beginning and 121.6MB in the end (delta: 31.5MB). Free memory was 53.1MB in the beginning and 68.5MB in the end (delta: -15.4MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.97ms. Allocated memory is still 121.6MB. Free memory was 68.5MB in the beginning and 63.0MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.90ms. Allocated memory is still 121.6MB. Free memory was 63.0MB in the beginning and 58.1MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1650.50ms. Allocated memory is still 121.6MB. Free memory was 57.4MB in the beginning and 83.3MB in the end (delta: -25.9MB). Peak memory consumption was 26.1MB. 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 15:03:57,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/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_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/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_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec1_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/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_d627634c-6fc3-4716-b57c-c02bdaf6a060/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 d29c49d66a80c5cce6b00f5730e0d825d56678e7df63108e14ba577a66cb87d7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:59,876 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:59,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:59,907 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:59,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:59,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:59,911 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:59,913 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:59,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:59,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:59,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:59,918 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:59,919 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:59,920 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:59,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:59,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:59,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:59,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:59,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:59,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:59,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:59,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:59,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:59,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:59,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:59,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:59,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:59,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:59,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:59,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:59,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:59,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:59,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:59,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:59,952 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:59,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:59,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:59,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:59,954 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:59,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:59,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:59,957 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:03:59,981 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:59,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:59,983 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:59,983 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:59,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:59,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:59,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:59,984 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:59,985 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:59,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:59,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:59,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:59,985 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:59,985 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:59,986 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:59,986 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:59,986 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:59,986 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:59,986 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:59,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:59,987 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:59,987 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:59,987 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:59,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:59,988 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:59,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:59,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:59,988 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:59,988 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:59,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:59,989 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:59,989 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:59,989 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_d627634c-6fc3-4716-b57c-c02bdaf6a060/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d29c49d66a80c5cce6b00f5730e0d825d56678e7df63108e14ba577a66cb87d7 [2021-11-23 15:04:00,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:00,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:00,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:00,395 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:00,396 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:00,400 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec1_product32.cil.c [2021-11-23 15:04:00,478 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/data/6eb9ca768/b0c524f40b9c423a8ee52b8fb3f2b9d0/FLAG28b44269b [2021-11-23 15:04:01,150 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:01,151 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/sv-benchmarks/c/product-lines/elevator_spec1_product32.cil.c [2021-11-23 15:04:01,183 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/data/6eb9ca768/b0c524f40b9c423a8ee52b8fb3f2b9d0/FLAG28b44269b [2021-11-23 15:04:01,360 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/data/6eb9ca768/b0c524f40b9c423a8ee52b8fb3f2b9d0 [2021-11-23 15:04:01,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:01,367 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:01,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:01,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:01,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:01,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:01" (1/1) ... [2021-11-23 15:04:01,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74b6d793 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:01, skipping insertion in model container [2021-11-23 15:04:01,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:01" (1/1) ... [2021-11-23 15:04:01,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:01,478 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:01,760 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_d627634c-6fc3-4716-b57c-c02bdaf6a060/sv-benchmarks/c/product-lines/elevator_spec1_product32.cil.c[4316,4329] [2021-11-23 15:04:02,128 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:02,145 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:04:02,166 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:02,186 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_d627634c-6fc3-4716-b57c-c02bdaf6a060/sv-benchmarks/c/product-lines/elevator_spec1_product32.cil.c[4316,4329] [2021-11-23 15:04:02,354 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:02,360 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:02,386 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_d627634c-6fc3-4716-b57c-c02bdaf6a060/sv-benchmarks/c/product-lines/elevator_spec1_product32.cil.c[4316,4329] [2021-11-23 15:04:02,492 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:02,548 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:02,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02 WrapperNode [2021-11-23 15:04:02,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:02,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:02,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:02,550 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:02,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,660 INFO L137 Inliner]: procedures = 101, calls = 356, calls flagged for inlining = 29, calls inlined = 25, statements flattened = 912 [2021-11-23 15:04:02,661 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:02,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:02,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:02,662 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:02,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:02,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:02,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:02,819 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:02,820 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,827 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:02,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:02,860 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:02,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:02,917 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2021-11-23 15:04:02,917 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2021-11-23 15:04:02,918 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:04:02,918 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:04:02,919 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:04:02,920 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:04:02,920 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2021-11-23 15:04:02,920 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2021-11-23 15:04:02,920 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:04:02,920 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:04:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:04:02,921 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:04:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:04:02,921 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:04:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:04:02,921 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:04:02,922 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:04:02,922 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:04:02,922 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:04:02,922 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:04:02,922 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:04:02,922 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:04:02,923 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2021-11-23 15:04:02,923 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2021-11-23 15:04:02,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:02,923 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:04:02,923 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2021-11-23 15:04:02,923 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:04:02,924 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:04:02,924 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2021-11-23 15:04:02,924 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2021-11-23 15:04:02,925 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:04:02,925 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:04:02,925 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:04:02,925 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:04:02,925 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2021-11-23 15:04:02,926 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2021-11-23 15:04:02,926 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:04:02,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:04:02,926 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:04:02,927 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:04:02,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:02,927 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:04:02,927 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:04:02,927 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:04:02,927 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:04:02,928 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:04:02,928 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:04:02,928 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:04:02,929 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:04:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:04:02,930 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:04:02,931 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:04:02,931 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:04:02,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:02,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:02,932 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:04:02,932 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:04:02,932 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2021-11-23 15:04:02,933 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2021-11-23 15:04:03,158 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:03,160 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:04,564 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:04,625 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 15:04:04,632 INFO L158 Benchmark]: Toolchain (without parser) took 3262.79ms. Allocated memory was 77.6MB in the beginning and 109.1MB in the end (delta: 31.5MB). Free memory was 52.3MB in the beginning and 64.8MB in the end (delta: -12.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:04,633 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 34.7MB in the beginning and 34.6MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:04,634 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1179.76ms. Allocated memory was 77.6MB in the beginning and 109.1MB in the end (delta: 31.5MB). Free memory was 52.1MB in the beginning and 85.5MB in the end (delta: -33.4MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2021-11-23 15:04:04,635 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.24ms. Allocated memory is still 109.1MB. Free memory was 85.5MB in the beginning and 80.3MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:04,637 INFO L158 Benchmark]: Boogie Preprocessor took 156.03ms. Allocated memory is still 109.1MB. Free memory was 80.3MB in the beginning and 74.6MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:04,637 INFO L158 Benchmark]: RCFGBuilder took 1810.32ms. Allocated memory is still 109.1MB. Free memory was 74.6MB in the beginning and 64.8MB in the end (delta: 9.7MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:04,646 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 54.5MB. Free memory was 34.7MB in the beginning and 34.6MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1179.76ms. Allocated memory was 77.6MB in the beginning and 109.1MB in the end (delta: 31.5MB). Free memory was 52.1MB in the beginning and 85.5MB in the end (delta: -33.4MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.24ms. Allocated memory is still 109.1MB. Free memory was 85.5MB in the beginning and 80.3MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 156.03ms. Allocated memory is still 109.1MB. Free memory was 80.3MB in the beginning and 74.6MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1810.32ms. Allocated memory is still 109.1MB. Free memory was 74.6MB in the beginning and 64.8MB in the end (delta: 9.7MB). Peak memory consumption was 32.7MB. 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 15:04:04,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d627634c-6fc3-4716-b57c-c02bdaf6a060/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