./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec1_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_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/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_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec1_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/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_22e67037-c7b9-441e-8976-2d69dba53658/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 bff47839034fd9cbb920af5a298a9e1741d5a9c8d5dbee3233345fdc3046fb27 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:48,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:48,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:48,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:48,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:48,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:48,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:48,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:48,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:48,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:48,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:48,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:48,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:48,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:48,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:48,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:48,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:48,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:48,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:48,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:48,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:48,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:48,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:48,395 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:48,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:48,399 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:48,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:48,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:48,409 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:48,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:48,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:48,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:48,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:48,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:48,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:48,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:48,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:48,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:48,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:48,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:48,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:48,420 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:48,449 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:48,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:48,450 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:48,451 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:48,451 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:48,452 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:48,452 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:48,452 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:48,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:48,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:48,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:48,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:48,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:48,453 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:48,453 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:48,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:48,454 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:48,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:48,454 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:48,455 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:48,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:48,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:48,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:48,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:48,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:48,456 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:48,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:48,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:48,457 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_22e67037-c7b9-441e-8976-2d69dba53658/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bff47839034fd9cbb920af5a298a9e1741d5a9c8d5dbee3233345fdc3046fb27 [2021-11-23 15:04:48,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:48,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:48,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:48,745 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:48,746 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:48,748 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec1_product28.cil.c [2021-11-23 15:04:48,815 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/data/2fcf074f7/89059e0c00854045975b38431630e93c/FLAG0ddfd0f87 [2021-11-23 15:04:49,430 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:49,431 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/sv-benchmarks/c/product-lines/elevator_spec1_product28.cil.c [2021-11-23 15:04:49,453 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/data/2fcf074f7/89059e0c00854045975b38431630e93c/FLAG0ddfd0f87 [2021-11-23 15:04:49,782 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/data/2fcf074f7/89059e0c00854045975b38431630e93c [2021-11-23 15:04:49,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:49,786 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:49,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:49,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:49,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:49,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:49,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@419bfe0b 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 15:04:49,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:49,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:49,905 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:50,520 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_22e67037-c7b9-441e-8976-2d69dba53658/sv-benchmarks/c/product-lines/elevator_spec1_product28.cil.c[63597,63610] [2021-11-23 15:04:50,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:50,609 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:50,720 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_22e67037-c7b9-441e-8976-2d69dba53658/sv-benchmarks/c/product-lines/elevator_spec1_product28.cil.c[63597,63610] [2021-11-23 15:04:50,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:50,770 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:50,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:50 WrapperNode [2021-11-23 15:04:50,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:50,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:50,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:50,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:50,779 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 15:04:50,833 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 15:04:50,930 INFO L137 Inliner]: procedures = 97, calls = 349, calls flagged for inlining = 28, calls inlined = 24, statements flattened = 1167 [2021-11-23 15:04:50,930 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:50,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:50,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:50,931 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:50,940 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 15:04:50,941 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 15:04:50,948 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 15:04:50,949 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 15:04:50,974 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 15:04:50,994 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 15:04:51,009 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 15:04:51,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:51,036 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:51,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:51,036 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:51,037 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 15:04:51,056 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:51,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:51,115 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:51,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:51,162 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2021-11-23 15:04:51,162 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2021-11-23 15:04:51,162 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:04:51,163 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:04:51,163 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:04:51,164 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:04:51,164 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:04:51,164 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:04:51,165 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:04:51,165 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:04:51,165 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:04:51,165 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:04:51,165 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:04:51,165 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:04:51,165 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:04:51,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:04:51,166 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:04:51,166 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:04:51,166 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2021-11-23 15:04:51,166 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2021-11-23 15:04:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:04:51,168 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:04:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2021-11-23 15:04:51,168 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2021-11-23 15:04:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:04:51,168 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:04:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:04:51,169 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:04:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2021-11-23 15:04:51,169 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2021-11-23 15:04:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:04:51,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:04:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:04:51,170 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:04:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:04:51,171 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:04:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2021-11-23 15:04:51,171 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2021-11-23 15:04:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:04:51,172 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:04:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:04:51,172 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:04:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:04:51,172 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:04:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:04:51,173 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:04:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:04:51,174 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:04:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:51,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:04:51,174 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:04:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2021-11-23 15:04:51,175 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2021-11-23 15:04:51,426 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:51,439 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:52,547 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:52,619 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 15:04:52,624 INFO L158 Benchmark]: Toolchain (without parser) took 2836.17ms. Allocated memory was 96.5MB in the beginning and 130.0MB in the end (delta: 33.6MB). Free memory was 57.2MB in the beginning and 68.6MB in the end (delta: -11.4MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,624 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 96.5MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:52,625 INFO L158 Benchmark]: CACSL2BoogieTranslator took 980.94ms. Allocated memory is still 96.5MB. Free memory was 57.1MB in the beginning and 43.4MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,626 INFO L158 Benchmark]: Boogie Procedure Inliner took 158.98ms. Allocated memory was 96.5MB in the beginning and 130.0MB in the end (delta: 33.6MB). Free memory was 43.4MB in the beginning and 103.0MB in the end (delta: -59.6MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,627 INFO L158 Benchmark]: Boogie Preprocessor took 103.76ms. Allocated memory is still 130.0MB. Free memory was 103.0MB in the beginning and 98.0MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,627 INFO L158 Benchmark]: RCFGBuilder took 1585.87ms. Allocated memory is still 130.0MB. Free memory was 98.0MB in the beginning and 68.6MB in the end (delta: 29.3MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:52,631 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 96.5MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 980.94ms. Allocated memory is still 96.5MB. Free memory was 57.1MB in the beginning and 43.4MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 158.98ms. Allocated memory was 96.5MB in the beginning and 130.0MB in the end (delta: 33.6MB). Free memory was 43.4MB in the beginning and 103.0MB in the end (delta: -59.6MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.76ms. Allocated memory is still 130.0MB. Free memory was 103.0MB in the beginning and 98.0MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1585.87ms. Allocated memory is still 130.0MB. Free memory was 98.0MB in the beginning and 68.6MB in the end (delta: 29.3MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:52,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/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_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/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_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec1_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/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_22e67037-c7b9-441e-8976-2d69dba53658/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 bff47839034fd9cbb920af5a298a9e1741d5a9c8d5dbee3233345fdc3046fb27 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:55,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:55,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:55,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:55,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:55,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:55,272 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:55,277 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:55,280 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:55,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:55,290 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:55,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:55,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:55,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:55,298 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:55,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:55,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:55,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:55,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:55,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:55,319 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:55,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:55,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:55,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:55,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:55,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:55,335 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:55,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:55,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:55,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:55,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:55,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:55,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:55,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:55,351 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:55,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:55,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:55,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:55,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:55,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:55,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:55,361 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:55,405 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:55,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:55,407 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:55,407 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:55,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:55,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:55,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:55,409 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:55,409 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:55,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:55,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:55,411 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:55,411 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:55,411 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:55,412 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:55,412 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:55,412 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:55,412 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:55,413 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:55,413 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:55,413 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:55,413 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:55,414 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:55,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:55,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:55,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:55,415 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:55,415 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:55,415 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:55,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:55,416 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:55,416 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:55,416 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_22e67037-c7b9-441e-8976-2d69dba53658/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bff47839034fd9cbb920af5a298a9e1741d5a9c8d5dbee3233345fdc3046fb27 [2021-11-23 15:04:55,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:55,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:55,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:55,799 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:55,800 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:55,801 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec1_product28.cil.c [2021-11-23 15:04:55,883 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/data/06095bfbc/6972abbbe5fb4c8dbfa61486294749c3/FLAG2b0524fd5 [2021-11-23 15:04:56,714 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:56,715 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/sv-benchmarks/c/product-lines/elevator_spec1_product28.cil.c [2021-11-23 15:04:56,746 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/data/06095bfbc/6972abbbe5fb4c8dbfa61486294749c3/FLAG2b0524fd5 [2021-11-23 15:04:56,852 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/data/06095bfbc/6972abbbe5fb4c8dbfa61486294749c3 [2021-11-23 15:04:56,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:56,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:56,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:56,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:56,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:56,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:56" (1/1) ... [2021-11-23 15:04:56,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@339faa97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:56, skipping insertion in model container [2021-11-23 15:04:56,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:56" (1/1) ... [2021-11-23 15:04:56,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:56,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:57,525 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_22e67037-c7b9-441e-8976-2d69dba53658/sv-benchmarks/c/product-lines/elevator_spec1_product28.cil.c[63597,63610] [2021-11-23 15:04:57,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:57,622 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:04:57,650 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:57,746 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_22e67037-c7b9-441e-8976-2d69dba53658/sv-benchmarks/c/product-lines/elevator_spec1_product28.cil.c[63597,63610] [2021-11-23 15:04:57,768 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:57,782 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:57,898 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_22e67037-c7b9-441e-8976-2d69dba53658/sv-benchmarks/c/product-lines/elevator_spec1_product28.cil.c[63597,63610] [2021-11-23 15:04:57,911 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:57,949 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:57,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57 WrapperNode [2021-11-23 15:04:57,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:57,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:57,951 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:57,952 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:57,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:57,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:58,069 INFO L137 Inliner]: procedures = 99, calls = 349, calls flagged for inlining = 28, calls inlined = 24, statements flattened = 1105 [2021-11-23 15:04:58,069 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:58,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:58,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:58,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:58,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:58,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:58,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:58,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:58,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:58,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:58,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:58,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:58,188 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:58,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:58,189 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:58,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:57" (1/1) ... [2021-11-23 15:04:58,197 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:58,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:58,228 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:58,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:58,286 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2021-11-23 15:04:58,286 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2021-11-23 15:04:58,287 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:04:58,287 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:04:58,288 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:04:58,289 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:04:58,290 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:04:58,290 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:04:58,290 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:04:58,291 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:04:58,291 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:04:58,291 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:04:58,291 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:04:58,292 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:04:58,292 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:04:58,292 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:04:58,292 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:04:58,292 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:04:58,292 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2021-11-23 15:04:58,293 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2021-11-23 15:04:58,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:58,293 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:04:58,293 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:04:58,293 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2021-11-23 15:04:58,293 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2021-11-23 15:04:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:04:58,294 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:04:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:04:58,294 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:04:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2021-11-23 15:04:58,294 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2021-11-23 15:04:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:04:58,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:04:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:04:58,296 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:04:58,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:58,296 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:04:58,296 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:04:58,296 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2021-11-23 15:04:58,297 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2021-11-23 15:04:58,297 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:04:58,297 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:04:58,297 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:04:58,297 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:04:58,298 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:04:58,298 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:04:58,298 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:04:58,298 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:04:58,299 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:04:58,299 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:04:58,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:58,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:04:58,301 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:04:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2021-11-23 15:04:58,302 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2021-11-23 15:04:58,500 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:58,502 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:59,799 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:59,896 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 15:04:59,903 INFO L158 Benchmark]: Toolchain (without parser) took 3043.46ms. Allocated memory was 56.6MB in the beginning and 88.1MB in the end (delta: 31.5MB). Free memory was 32.1MB in the beginning and 58.7MB in the end (delta: -26.6MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:59,905 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 56.6MB. Free memory was 37.2MB in the beginning and 37.2MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:59,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1091.00ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 32.0MB in the beginning and 38.7MB in the end (delta: -6.7MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:59,907 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.12ms. Allocated memory is still 69.2MB. Free memory was 38.7MB in the beginning and 33.1MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:59,908 INFO L158 Benchmark]: Boogie Preprocessor took 117.46ms. Allocated memory is still 69.2MB. Free memory was 33.1MB in the beginning and 44.8MB in the end (delta: -11.6MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:59,909 INFO L158 Benchmark]: RCFGBuilder took 1712.36ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 44.8MB in the beginning and 58.7MB in the end (delta: -14.0MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2021-11-23 15:04:59,918 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 56.6MB. Free memory was 37.2MB in the beginning and 37.2MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1091.00ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 32.0MB in the beginning and 38.7MB in the end (delta: -6.7MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 118.12ms. Allocated memory is still 69.2MB. Free memory was 38.7MB in the beginning and 33.1MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 117.46ms. Allocated memory is still 69.2MB. Free memory was 33.1MB in the beginning and 44.8MB in the end (delta: -11.6MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1712.36ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 44.8MB in the beginning and 58.7MB in the end (delta: -14.0MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:59,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e67037-c7b9-441e-8976-2d69dba53658/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