./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec3_product11.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_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/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_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec3_product11.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/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_c1ab979d-44d5-4867-8a68-1762abf16f43/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 79cd0e89b784c92aef5addf1ffd5f426704de99d9c0060c88cf4cdcbae792c3b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:43,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:43,230 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:43,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:43,263 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:43,264 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:43,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:43,269 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:43,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:43,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:43,274 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:43,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:43,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:43,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:43,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:43,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:43,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:43,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:43,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:43,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:43,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:43,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:43,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:43,299 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:43,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:43,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:43,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:43,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:43,305 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:43,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:43,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:43,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:43,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:43,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:43,311 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:43,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:43,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:43,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:43,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:43,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:43,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:43,316 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:43,341 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:43,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:43,342 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:43,343 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:43,343 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:43,344 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:43,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:43,344 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:43,345 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:43,345 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:43,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:43,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:43,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:43,346 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:43,346 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:43,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:43,347 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:43,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:43,347 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:43,347 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:43,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:43,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:43,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:43,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:43,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:43,349 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:43,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:43,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:43,350 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_c1ab979d-44d5-4867-8a68-1762abf16f43/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79cd0e89b784c92aef5addf1ffd5f426704de99d9c0060c88cf4cdcbae792c3b [2021-11-23 15:01:43,626 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:43,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:43,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:43,656 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:43,658 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:43,660 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec3_product11.cil.c [2021-11-23 15:01:43,742 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/data/cdedda5e6/7724b1f52c714d569deb557e6cc319b5/FLAG87db05142 [2021-11-23 15:01:44,419 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:44,420 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/sv-benchmarks/c/product-lines/elevator_spec3_product11.cil.c [2021-11-23 15:01:44,444 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/data/cdedda5e6/7724b1f52c714d569deb557e6cc319b5/FLAG87db05142 [2021-11-23 15:01:44,578 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/data/cdedda5e6/7724b1f52c714d569deb557e6cc319b5 [2021-11-23 15:01:44,581 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:44,582 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:44,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:44,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:44,593 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:44,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:44" (1/1) ... [2021-11-23 15:01:44,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c81d184 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:44, skipping insertion in model container [2021-11-23 15:01:44,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:44" (1/1) ... [2021-11-23 15:01:44,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:44,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:44,886 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_c1ab979d-44d5-4867-8a68-1762abf16f43/sv-benchmarks/c/product-lines/elevator_spec3_product11.cil.c[1545,1558] [2021-11-23 15:01:45,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:45,348 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:45,374 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_c1ab979d-44d5-4867-8a68-1762abf16f43/sv-benchmarks/c/product-lines/elevator_spec3_product11.cil.c[1545,1558] [2021-11-23 15:01:45,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:45,523 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:45,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45 WrapperNode [2021-11-23 15:01:45,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:45,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:45,525 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:45,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:45,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,639 INFO L137 Inliner]: procedures = 91, calls = 344, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 1101 [2021-11-23 15:01:45,640 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:45,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:45,641 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:45,641 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:45,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,657 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,664 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:45,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:45,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:45,793 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:45,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:45,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:45,842 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:45,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:45,898 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2021-11-23 15:01:45,898 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2021-11-23 15:01:45,901 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:01:45,901 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:01:45,901 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2021-11-23 15:01:45,901 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2021-11-23 15:01:45,902 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:01:45,902 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:01:45,902 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2021-11-23 15:01:45,902 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2021-11-23 15:01:45,902 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:01:45,902 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:01:45,903 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:01:45,903 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:01:45,903 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:01:45,903 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:01:45,903 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:01:45,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:01:45,904 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:01:45,905 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:01:45,905 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:01:45,905 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:01:45,905 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:01:45,905 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:01:45,906 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:01:45,906 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:01:45,906 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2021-11-23 15:01:45,906 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2021-11-23 15:01:45,906 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:01:45,906 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:01:45,907 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2021-11-23 15:01:45,907 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2021-11-23 15:01:45,907 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2021-11-23 15:01:45,907 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2021-11-23 15:01:45,907 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:01:45,908 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:01:45,908 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:01:45,908 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:01:45,908 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:01:45,909 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:01:45,909 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:01:45,909 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:01:45,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:45,909 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:01:45,910 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:01:45,910 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:01:45,910 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:01:45,910 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:01:45,911 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:01:45,911 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:01:45,911 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:01:45,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:45,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:45,912 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:01:45,912 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:01:46,097 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:46,099 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:47,156 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:47,249 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 15:01:47,253 INFO L158 Benchmark]: Toolchain (without parser) took 2669.60ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 53.6MB in the beginning and 78.1MB in the end (delta: -24.5MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2021-11-23 15:01:47,254 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 90.2MB. Free memory was 63.1MB in the beginning and 63.1MB in the end (delta: 27.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:47,255 INFO L158 Benchmark]: CACSL2BoogieTranslator took 935.53ms. Allocated memory is still 90.2MB. Free memory was 53.5MB in the beginning and 38.9MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:01:47,256 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.87ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 38.9MB in the beginning and 82.4MB in the end (delta: -43.5MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2021-11-23 15:01:47,257 INFO L158 Benchmark]: Boogie Preprocessor took 150.49ms. Allocated memory is still 109.1MB. Free memory was 82.4MB in the beginning and 77.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:01:47,258 INFO L158 Benchmark]: RCFGBuilder took 1459.36ms. Allocated memory is still 109.1MB. Free memory was 77.2MB in the beginning and 78.1MB in the end (delta: -912.0kB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:47,261 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 90.2MB. Free memory was 63.1MB in the beginning and 63.1MB in the end (delta: 27.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 935.53ms. Allocated memory is still 90.2MB. Free memory was 53.5MB in the beginning and 38.9MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.87ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 38.9MB in the beginning and 82.4MB in the end (delta: -43.5MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 150.49ms. Allocated memory is still 109.1MB. Free memory was 82.4MB in the beginning and 77.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1459.36ms. Allocated memory is still 109.1MB. Free memory was 77.2MB in the beginning and 78.1MB in the end (delta: -912.0kB). Peak memory consumption was 42.4MB. 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 15:01:47,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/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_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/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_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec3_product11.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/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_c1ab979d-44d5-4867-8a68-1762abf16f43/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 79cd0e89b784c92aef5addf1ffd5f426704de99d9c0060c88cf4cdcbae792c3b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:49,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:49,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:50,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:50,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:50,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:50,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:50,021 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:50,024 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:50,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:50,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:50,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:50,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:50,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:50,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:50,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:50,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:50,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:50,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:50,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:50,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:50,061 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:50,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:50,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:50,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:50,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:50,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:50,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:50,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:50,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:50,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:50,080 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:50,081 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:50,082 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:50,084 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:50,084 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:50,085 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:50,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:50,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:50,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:50,093 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:50,098 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:01:50,141 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:50,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:50,143 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:50,143 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:50,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:50,145 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:50,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:50,145 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:50,145 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:50,146 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:50,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:50,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:50,147 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:50,147 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:01:50,147 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:01:50,148 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:01:50,148 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:50,148 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:50,148 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:50,149 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:50,149 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:50,149 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:50,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:50,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:50,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:50,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:50,150 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:50,150 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:01:50,151 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:01:50,151 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:50,151 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:01:50,151 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:01:50,152 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_c1ab979d-44d5-4867-8a68-1762abf16f43/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79cd0e89b784c92aef5addf1ffd5f426704de99d9c0060c88cf4cdcbae792c3b [2021-11-23 15:01:50,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:50,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:50,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:50,562 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:50,562 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:50,564 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec3_product11.cil.c [2021-11-23 15:01:50,653 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/data/b437372e5/f0893ca540474f608d4d0b2b99f6c08b/FLAG3d99250a7 [2021-11-23 15:01:51,426 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:51,427 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/sv-benchmarks/c/product-lines/elevator_spec3_product11.cil.c [2021-11-23 15:01:51,460 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/data/b437372e5/f0893ca540474f608d4d0b2b99f6c08b/FLAG3d99250a7 [2021-11-23 15:01:51,576 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/data/b437372e5/f0893ca540474f608d4d0b2b99f6c08b [2021-11-23 15:01:51,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:51,586 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:51,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:51,591 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:51,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:51,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:51" (1/1) ... [2021-11-23 15:01:51,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@abcadf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:51, skipping insertion in model container [2021-11-23 15:01:51,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:51" (1/1) ... [2021-11-23 15:01:51,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:51,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:51,849 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_c1ab979d-44d5-4867-8a68-1762abf16f43/sv-benchmarks/c/product-lines/elevator_spec3_product11.cil.c[1545,1558] [2021-11-23 15:01:52,239 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:52,266 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:01:52,291 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:52,295 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_c1ab979d-44d5-4867-8a68-1762abf16f43/sv-benchmarks/c/product-lines/elevator_spec3_product11.cil.c[1545,1558] [2021-11-23 15:01:52,400 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:52,410 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:52,430 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_c1ab979d-44d5-4867-8a68-1762abf16f43/sv-benchmarks/c/product-lines/elevator_spec3_product11.cil.c[1545,1558] [2021-11-23 15:01:52,596 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:52,631 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:52,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:52 WrapperNode [2021-11-23 15:01:52,631 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:52,632 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:52,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:52,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:52,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:52" (1/1) ... [2021-11-23 15:01:52,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:52" (1/1) ... [2021-11-23 15:01:52,744 INFO L137 Inliner]: procedures = 93, calls = 344, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 1036 [2021-11-23 15:01:52,744 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:52,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:52,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:52,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:52,753 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:52" (1/1) ... [2021-11-23 15:01:52,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:52" (1/1) ... [2021-11-23 15:01:52,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:52" (1/1) ... [2021-11-23 15:01:52,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:52" (1/1) ... [2021-11-23 15:01:52,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:52" (1/1) ... [2021-11-23 15:01:52,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:52" (1/1) ... [2021-11-23 15:01:52,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:52" (1/1) ... [2021-11-23 15:01:52,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:52,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:52,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:52,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:52,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:52" (1/1) ... [2021-11-23 15:01:52,894 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:52,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:52,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:52,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:52,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:52,967 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2021-11-23 15:01:52,967 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2021-11-23 15:01:52,967 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:01:52,968 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:01:52,968 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2021-11-23 15:01:52,968 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2021-11-23 15:01:52,968 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:01:52,969 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:01:52,969 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2021-11-23 15:01:52,969 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2021-11-23 15:01:52,969 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:01:52,970 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:01:52,970 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:01:52,970 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:01:52,970 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:01:52,970 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:01:52,971 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:01:52,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:01:52,971 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:01:52,971 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:01:52,971 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:01:52,972 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:01:52,972 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:01:52,972 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:01:52,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:01:52,972 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:01:52,973 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:01:52,973 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2021-11-23 15:01:52,973 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2021-11-23 15:01:52,973 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:01:52,973 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:01:52,974 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2021-11-23 15:01:52,974 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2021-11-23 15:01:52,974 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2021-11-23 15:01:52,974 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2021-11-23 15:01:52,974 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:01:52,975 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:01:52,975 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:01:52,975 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:01:52,975 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:01:52,975 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:01:52,976 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:01:52,976 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:01:52,976 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:01:52,976 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:01:52,976 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:01:52,977 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:01:52,977 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:01:52,977 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:01:52,977 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:01:52,977 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:01:52,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:52,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:52,978 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:01:52,978 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:01:53,117 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:53,120 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:54,384 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:54,467 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 15:01:54,474 INFO L158 Benchmark]: Toolchain (without parser) took 2885.79ms. Allocated memory was 50.3MB in the beginning and 77.6MB in the end (delta: 27.3MB). Free memory was 34.7MB in the beginning and 26.4MB in the end (delta: 8.3MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2021-11-23 15:01:54,475 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 50.3MB. Free memory was 30.7MB in the beginning and 30.7MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:54,477 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1041.06ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 34.5MB in the beginning and 30.2MB in the end (delta: 4.3MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2021-11-23 15:01:54,477 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.04ms. Allocated memory is still 60.8MB. Free memory was 30.2MB in the beginning and 25.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:01:54,478 INFO L158 Benchmark]: Boogie Preprocessor took 141.15ms. Allocated memory is still 60.8MB. Free memory was 25.0MB in the beginning and 37.8MB in the end (delta: -12.8MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2021-11-23 15:01:54,479 INFO L158 Benchmark]: RCFGBuilder took 1584.40ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 37.8MB in the beginning and 26.4MB in the end (delta: 11.4MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2021-11-23 15:01:54,488 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 50.3MB. Free memory was 30.7MB in the beginning and 30.7MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1041.06ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 34.5MB in the beginning and 30.2MB in the end (delta: 4.3MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.04ms. Allocated memory is still 60.8MB. Free memory was 30.2MB in the beginning and 25.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 141.15ms. Allocated memory is still 60.8MB. Free memory was 25.0MB in the beginning and 37.8MB in the end (delta: -12.8MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1584.40ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 37.8MB in the beginning and 26.4MB in the end (delta: 11.4MB). Peak memory consumption was 31.9MB. 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 15:01:54,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ab979d-44d5-4867-8a68-1762abf16f43/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