./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec9_product28.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_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/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_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/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_ecfc5fc5-041f-4c41-8600-2585bd24f32a/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 339ae17141354782861ad14ce1f1515b53735bca35311ebbaf6a68a6022f4172 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:39,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:39,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:40,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:40,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:40,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:40,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:40,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:40,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:40,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:40,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:40,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:40,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:40,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:40,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:40,025 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:40,026 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:40,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:40,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:40,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:40,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:40,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:40,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:40,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:40,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:40,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:40,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:40,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:40,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:40,051 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:40,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:40,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:40,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:40,055 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:40,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:40,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:40,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:40,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:40,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:40,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:40,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:40,063 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:40,092 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:40,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:40,094 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:40,094 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:40,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:40,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:40,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:40,096 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:40,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:40,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:40,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:40,097 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:40,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:40,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:40,098 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:40,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:40,098 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:40,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:40,099 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:40,099 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:40,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:40,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:40,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:40,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:40,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:40,100 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:40,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:40,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:40,101 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_ecfc5fc5-041f-4c41-8600-2585bd24f32a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 339ae17141354782861ad14ce1f1515b53735bca35311ebbaf6a68a6022f4172 [2021-11-23 15:04:40,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:40,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:40,479 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:40,480 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:40,482 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:40,483 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c [2021-11-23 15:04:40,574 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/data/7d8816a0b/1b1a7c20ad0044c88e255e45e31ed572/FLAGb7c049376 [2021-11-23 15:04:41,409 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:41,409 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c [2021-11-23 15:04:41,452 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/data/7d8816a0b/1b1a7c20ad0044c88e255e45e31ed572/FLAGb7c049376 [2021-11-23 15:04:41,559 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/data/7d8816a0b/1b1a7c20ad0044c88e255e45e31ed572 [2021-11-23 15:04:41,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:41,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:41,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:41,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:41,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:41,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:41" (1/1) ... [2021-11-23 15:04:41,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a121add and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:41, skipping insertion in model container [2021-11-23 15:04:41,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:41" (1/1) ... [2021-11-23 15:04:41,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:41,654 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:42,340 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_ecfc5fc5-041f-4c41-8600-2585bd24f32a/sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c[73050,73063] [2021-11-23 15:04:42,345 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:42,362 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:42,563 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_ecfc5fc5-041f-4c41-8600-2585bd24f32a/sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c[73050,73063] [2021-11-23 15:04:42,564 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:42,605 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:42,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42 WrapperNode [2021-11-23 15:04:42,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:42,608 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:42,608 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:42,610 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:42,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,675 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,773 INFO L137 Inliner]: procedures = 97, calls = 345, calls flagged for inlining = 27, calls inlined = 23, statements flattened = 1131 [2021-11-23 15:04:42,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:42,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:42,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:42,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:42,785 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:42,917 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:42,917 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:42,917 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:42,927 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,936 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:42,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:42,962 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:42,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:43,010 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2021-11-23 15:04:43,010 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2021-11-23 15:04:43,010 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:04:43,011 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:04:43,011 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:04:43,012 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:04:43,012 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:04:43,012 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:04:43,012 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:04:43,012 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:04:43,012 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:04:43,013 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:04:43,013 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:04:43,013 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:04:43,013 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:04:43,014 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:04:43,014 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:04:43,014 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:04:43,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:43,014 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:04:43,014 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:04:43,015 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2021-11-23 15:04:43,015 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2021-11-23 15:04:43,015 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:04:43,015 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:04:43,015 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:04:43,016 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:04:43,016 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2021-11-23 15:04:43,016 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2021-11-23 15:04:43,016 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:04:43,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:04:43,017 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:04:43,017 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:04:43,017 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:04:43,017 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:04:43,018 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2021-11-23 15:04:43,018 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2021-11-23 15:04:43,018 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:04:43,018 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:04:43,019 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:04:43,019 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:04:43,019 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:04:43,019 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:04:43,019 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:04:43,019 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:04:43,020 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2021-11-23 15:04:43,020 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2021-11-23 15:04:43,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:43,020 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:04:43,021 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:04:43,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:43,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:43,021 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:04:43,021 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:04:43,022 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2021-11-23 15:04:43,022 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2021-11-23 15:04:43,259 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:43,274 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:44,512 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:44,582 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 15:04:44,588 INFO L158 Benchmark]: Toolchain (without parser) took 3022.82ms. Allocated memory was 115.3MB in the beginning and 142.6MB in the end (delta: 27.3MB). Free memory was 81.1MB in the beginning and 93.4MB in the end (delta: -12.3MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:44,589 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 115.3MB. Free memory is still 70.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:44,590 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1042.30ms. Allocated memory is still 115.3MB. Free memory was 80.8MB in the beginning and 60.6MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:44,592 INFO L158 Benchmark]: Boogie Procedure Inliner took 166.42ms. Allocated memory was 115.3MB in the beginning and 142.6MB in the end (delta: 27.3MB). Free memory was 60.6MB in the beginning and 114.1MB in the end (delta: -53.5MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:44,593 INFO L158 Benchmark]: Boogie Preprocessor took 141.77ms. Allocated memory is still 142.6MB. Free memory was 114.0MB in the beginning and 109.5MB in the end (delta: 4.6MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:44,593 INFO L158 Benchmark]: RCFGBuilder took 1667.77ms. Allocated memory is still 142.6MB. Free memory was 109.5MB in the beginning and 93.4MB in the end (delta: 16.1MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2021-11-23 15:04:44,601 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 115.3MB. Free memory is still 70.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1042.30ms. Allocated memory is still 115.3MB. Free memory was 80.8MB in the beginning and 60.6MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 166.42ms. Allocated memory was 115.3MB in the beginning and 142.6MB in the end (delta: 27.3MB). Free memory was 60.6MB in the beginning and 114.1MB in the end (delta: -53.5MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 141.77ms. Allocated memory is still 142.6MB. Free memory was 114.0MB in the beginning and 109.5MB in the end (delta: 4.6MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1667.77ms. Allocated memory is still 142.6MB. Free memory was 109.5MB in the beginning and 93.4MB in the end (delta: 16.1MB). Peak memory consumption was 57.0MB. 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 15:04:44,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/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_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/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_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/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_ecfc5fc5-041f-4c41-8600-2585bd24f32a/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 339ae17141354782861ad14ce1f1515b53735bca35311ebbaf6a68a6022f4172 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:47,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:47,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:47,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:47,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:47,531 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:47,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:47,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:47,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:47,541 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:47,542 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:47,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:47,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:47,546 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:47,548 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:47,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:47,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:47,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:47,555 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:47,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:47,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:47,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:47,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:47,566 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:47,570 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:47,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:47,580 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:47,582 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:47,583 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:47,584 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:47,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:47,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:47,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:47,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:47,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:47,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:47,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:47,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:47,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:47,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:47,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:47,602 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:47,654 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:47,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:47,658 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:47,658 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:47,660 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:47,660 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:47,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:47,661 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:47,661 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:47,662 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:47,663 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:47,663 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:47,664 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:47,664 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:47,664 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:47,664 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:47,665 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:47,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:47,665 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:47,665 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:47,666 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:47,666 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:47,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:47,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:47,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:47,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:47,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:47,668 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:47,668 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:47,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:47,668 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:47,669 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:47,669 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_ecfc5fc5-041f-4c41-8600-2585bd24f32a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 339ae17141354782861ad14ce1f1515b53735bca35311ebbaf6a68a6022f4172 [2021-11-23 15:04:48,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:48,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:48,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:48,095 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:48,096 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:48,100 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c [2021-11-23 15:04:48,203 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/data/a712b6ef0/cefbe681f61141a1b71592c5e3d02351/FLAGc0009263c [2021-11-23 15:04:48,903 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:48,904 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c [2021-11-23 15:04:48,945 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/data/a712b6ef0/cefbe681f61141a1b71592c5e3d02351/FLAGc0009263c [2021-11-23 15:04:49,110 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/data/a712b6ef0/cefbe681f61141a1b71592c5e3d02351 [2021-11-23 15:04:49,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:49,117 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:49,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:49,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:49,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:49,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:49,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@752a9507 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49, skipping insertion in model container [2021-11-23 15:04:49,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:49,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:49,247 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:50,095 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_ecfc5fc5-041f-4c41-8600-2585bd24f32a/sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c[73050,73063] [2021-11-23 15:04:50,099 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:50,120 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:04:50,165 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:50,333 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_ecfc5fc5-041f-4c41-8600-2585bd24f32a/sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c[73050,73063] [2021-11-23 15:04:50,334 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:50,341 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:50,476 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_ecfc5fc5-041f-4c41-8600-2585bd24f32a/sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c[73050,73063] [2021-11-23 15:04:50,477 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:50,520 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:50,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:50 WrapperNode [2021-11-23 15:04:50,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:50,523 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:50,523 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:50,523 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:50,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:50" (1/1) ... [2021-11-23 15:04:50,613 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:50" (1/1) ... [2021-11-23 15:04:50,684 INFO L137 Inliner]: procedures = 99, calls = 345, calls flagged for inlining = 27, calls inlined = 23, statements flattened = 1072 [2021-11-23 15:04:50,684 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:50,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:50,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:50,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:50,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:50" (1/1) ... [2021-11-23 15:04:50,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:50" (1/1) ... [2021-11-23 15:04:50,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:50" (1/1) ... [2021-11-23 15:04:50,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:50" (1/1) ... [2021-11-23 15:04:50,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:50" (1/1) ... [2021-11-23 15:04:50,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:50" (1/1) ... [2021-11-23 15:04:50,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:50" (1/1) ... [2021-11-23 15:04:50,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:50,793 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:50,793 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:50,793 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:50,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:50" (1/1) ... [2021-11-23 15:04:50,802 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:50,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:50,851 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:50,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:50,912 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2021-11-23 15:04:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2021-11-23 15:04:50,912 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:04:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:04:50,913 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:04:50,913 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:04:50,913 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:04:50,913 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:04:50,914 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:04:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:04:50,914 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:04:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:04:50,914 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:04:50,915 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:04:50,915 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:04:50,915 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:04:50,915 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:04:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:04:50,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:50,916 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:04:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:04:50,916 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2021-11-23 15:04:50,917 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2021-11-23 15:04:50,917 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:04:50,917 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:04:50,917 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:04:50,917 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:04:50,918 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2021-11-23 15:04:50,918 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2021-11-23 15:04:50,918 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:04:50,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:04:50,918 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:04:50,919 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:04:50,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:50,919 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:04:50,919 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:04:50,920 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2021-11-23 15:04:50,920 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2021-11-23 15:04:50,920 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:04:50,920 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:04:50,921 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:04:50,945 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:04:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:04:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:04:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:04:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:04:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2021-11-23 15:04:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2021-11-23 15:04:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:04:50,948 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:04:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:50,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:04:50,951 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:04:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2021-11-23 15:04:50,953 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2021-11-23 15:04:51,154 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:51,157 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:52,585 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:52,636 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 15:04:52,640 INFO L158 Benchmark]: Toolchain (without parser) took 3522.32ms. Allocated memory was 54.5MB in the beginning and 100.7MB in the end (delta: 46.1MB). Free memory was 29.9MB in the beginning and 52.6MB in the end (delta: -22.7MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,641 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 54.5MB. Free memory was 35.9MB in the beginning and 35.9MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:52,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1401.61ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 29.6MB in the beginning and 41.2MB in the end (delta: -11.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,643 INFO L158 Benchmark]: Boogie Procedure Inliner took 161.98ms. Allocated memory is still 67.1MB. Free memory was 41.2MB in the beginning and 35.7MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,644 INFO L158 Benchmark]: Boogie Preprocessor took 106.28ms. Allocated memory is still 67.1MB. Free memory was 35.7MB in the beginning and 30.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,645 INFO L158 Benchmark]: RCFGBuilder took 1845.55ms. Allocated memory was 67.1MB in the beginning and 100.7MB in the end (delta: 33.6MB). Free memory was 30.4MB in the beginning and 52.6MB in the end (delta: -22.1MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,648 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 54.5MB. Free memory was 35.9MB in the beginning and 35.9MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1401.61ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 29.6MB in the beginning and 41.2MB in the end (delta: -11.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 161.98ms. Allocated memory is still 67.1MB. Free memory was 41.2MB in the beginning and 35.7MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.28ms. Allocated memory is still 67.1MB. Free memory was 35.7MB in the beginning and 30.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1845.55ms. Allocated memory was 67.1MB in the beginning and 100.7MB in the end (delta: 33.6MB). Free memory was 30.4MB in the beginning and 52.6MB in the end (delta: -22.1MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:52,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecfc5fc5-041f-4c41-8600-2585bd24f32a/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