./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec2_product22.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_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/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_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/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_cff12f4c-b81c-441c-b751-11b47d3fe3d3/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 8090ac1e7e8284dad30217492085f9e11f6491349a4adb4aa3c2904a72e0131a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:30:41,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:30:41,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:30:41,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:30:41,931 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:30:41,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:30:41,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:30:41,938 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:30:41,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:30:41,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:30:41,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:30:41,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:30:41,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:30:41,946 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:30:41,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:30:41,950 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:30:41,951 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:30:41,952 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:30:41,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:30:41,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:30:41,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:30:41,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:30:41,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:30:41,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:30:41,968 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:30:41,968 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:30:41,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:30:41,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:30:41,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:30:41,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:30:41,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:30:41,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:30:41,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:30:41,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:30:41,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:30:41,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:30:41,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:30:41,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:30:41,979 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:30:41,980 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:30:41,981 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:30:41,982 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:30:42,010 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:30:42,010 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:30:42,011 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:30:42,011 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:30:42,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:30:42,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:30:42,012 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:30:42,012 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:30:42,013 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:30:42,013 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:30:42,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:30:42,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:30:42,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:30:42,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:30:42,014 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:30:42,014 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:30:42,015 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:30:42,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:30:42,015 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:30:42,016 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:30:42,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:30:42,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:42,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:30:42,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:30:42,017 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:30:42,017 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:30:42,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:30:42,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:30:42,018 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_cff12f4c-b81c-441c-b751-11b47d3fe3d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8090ac1e7e8284dad30217492085f9e11f6491349a4adb4aa3c2904a72e0131a [2021-11-23 15:30:42,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:30:42,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:30:42,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:30:42,356 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:30:42,358 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:30:42,360 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c [2021-11-23 15:30:42,450 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/data/51b711a52/46918764b7a94038ba4747ee3f4578d9/FLAGecd2c20f4 [2021-11-23 15:30:43,284 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:30:43,293 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c [2021-11-23 15:30:43,330 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/data/51b711a52/46918764b7a94038ba4747ee3f4578d9/FLAGecd2c20f4 [2021-11-23 15:30:43,449 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/data/51b711a52/46918764b7a94038ba4747ee3f4578d9 [2021-11-23 15:30:43,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:30:43,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:30:43,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:43,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:30:43,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:30:43,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:43" (1/1) ... [2021-11-23 15:30:43,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@720b8e03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:43, skipping insertion in model container [2021-11-23 15:30:43,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:43" (1/1) ... [2021-11-23 15:30:43,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:30:43,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:43,768 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_cff12f4c-b81c-441c-b751-11b47d3fe3d3/sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c[1545,1558] [2021-11-23 15:30:44,161 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:44,172 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:30:44,196 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_cff12f4c-b81c-441c-b751-11b47d3fe3d3/sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c[1545,1558] [2021-11-23 15:30:44,310 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:44,340 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:30:44,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:44 WrapperNode [2021-11-23 15:30:44,341 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:44,342 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:44,342 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:30:44,343 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:30:44,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:44" (1/1) ... [2021-11-23 15:30:44,382 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:44" (1/1) ... [2021-11-23 15:30:44,444 INFO L137 Inliner]: procedures = 94, calls = 345, calls flagged for inlining = 26, calls inlined = 22, statements flattened = 876 [2021-11-23 15:30:44,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:44,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:30:44,445 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:30:44,446 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:30:44,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:44" (1/1) ... [2021-11-23 15:30:44,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:44" (1/1) ... [2021-11-23 15:30:44,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:44" (1/1) ... [2021-11-23 15:30:44,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:44" (1/1) ... [2021-11-23 15:30:44,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:44" (1/1) ... [2021-11-23 15:30:44,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:44" (1/1) ... [2021-11-23 15:30:44,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:44" (1/1) ... [2021-11-23 15:30:44,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:30:44,581 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:30:44,581 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:30:44,582 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:30:44,583 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:44" (1/1) ... [2021-11-23 15:30:44,592 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:44,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:30:44,643 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:30:44,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:30:44,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:30:44,723 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:30:44,723 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:30:44,724 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2021-11-23 15:30:44,725 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2021-11-23 15:30:44,725 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:30:44,725 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:30:44,725 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:30:44,726 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:30:44,726 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:30:44,726 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:30:44,727 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:30:44,727 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:30:44,727 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:30:44,728 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:30:44,728 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2021-11-23 15:30:44,728 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2021-11-23 15:30:44,728 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:30:44,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:30:44,743 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:30:44,744 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:30:44,744 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:30:44,744 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:30:44,744 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:30:44,744 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:30:44,745 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:30:44,745 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:30:44,745 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:30:44,745 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:30:44,745 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:30:44,746 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:30:44,746 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:30:44,746 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:30:44,746 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:30:44,746 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:30:44,747 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:30:44,747 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:30:44,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:30:44,747 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:30:44,748 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:30:44,748 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:30:44,748 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:30:44,748 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:30:44,749 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:30:44,749 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:30:44,749 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:30:44,749 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__twothirdsfull [2021-11-23 15:30:44,750 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__twothirdsfull [2021-11-23 15:30:44,750 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:30:44,750 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:30:44,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:30:44,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:30:44,751 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:30:44,751 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:30:45,010 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:30:45,013 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:30:46,304 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:30:46,397 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 15:30:46,414 INFO L158 Benchmark]: Toolchain (without parser) took 2954.88ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 68.8MB in the beginning and 88.0MB in the end (delta: -19.2MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. [2021-11-23 15:30:46,416 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 107.0MB. Free memory was 78.9MB in the beginning and 78.9MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:46,418 INFO L158 Benchmark]: CACSL2BoogieTranslator took 885.46ms. Allocated memory is still 107.0MB. Free memory was 68.5MB in the beginning and 54.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2021-11-23 15:30:46,419 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.87ms. Allocated memory is still 107.0MB. Free memory was 54.7MB in the beginning and 49.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:30:46,420 INFO L158 Benchmark]: Boogie Preprocessor took 134.97ms. Allocated memory is still 107.0MB. Free memory was 49.4MB in the beginning and 44.8MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:30:46,421 INFO L158 Benchmark]: RCFGBuilder took 1826.44ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 44.2MB in the beginning and 88.0MB in the end (delta: -43.8MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2021-11-23 15:30:46,425 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 107.0MB. Free memory was 78.9MB in the beginning and 78.9MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 885.46ms. Allocated memory is still 107.0MB. Free memory was 68.5MB in the beginning and 54.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.87ms. Allocated memory is still 107.0MB. Free memory was 54.7MB in the beginning and 49.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 134.97ms. Allocated memory is still 107.0MB. Free memory was 49.4MB in the beginning and 44.8MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1826.44ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 44.2MB in the beginning and 88.0MB in the end (delta: -43.8MB). Peak memory consumption was 22.3MB. 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 15:30:46,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/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_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/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_cff12f4c-b81c-441c-b751-11b47d3fe3d3/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 8090ac1e7e8284dad30217492085f9e11f6491349a4adb4aa3c2904a72e0131a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:30:49,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:30:49,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:30:49,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:30:49,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:30:49,390 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:30:49,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:30:49,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:30:49,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:30:49,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:30:49,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:30:49,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:30:49,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:30:49,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:30:49,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:30:49,426 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:30:49,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:30:49,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:30:49,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:30:49,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:30:49,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:30:49,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:30:49,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:30:49,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:30:49,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:30:49,468 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:30:49,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:30:49,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:30:49,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:30:49,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:30:49,474 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:30:49,475 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:30:49,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:30:49,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:30:49,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:30:49,482 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:30:49,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:30:49,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:30:49,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:30:49,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:30:49,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:30:49,488 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:30:49,547 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:30:49,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:30:49,549 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:30:49,550 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:30:49,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:30:49,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:30:49,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:30:49,552 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:30:49,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:30:49,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:30:49,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:30:49,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:30:49,555 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:30:49,555 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:30:49,555 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:30:49,555 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:30:49,556 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:30:49,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:30:49,556 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:30:49,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:30:49,557 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:30:49,557 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:30:49,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:30:49,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:49,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:30:49,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:30:49,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:30:49,558 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:30:49,559 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:30:49,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:30:49,559 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:30:49,559 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:30:49,560 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_cff12f4c-b81c-441c-b751-11b47d3fe3d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8090ac1e7e8284dad30217492085f9e11f6491349a4adb4aa3c2904a72e0131a [2021-11-23 15:30:50,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:30:50,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:30:50,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:30:50,158 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:30:50,159 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:30:50,164 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c [2021-11-23 15:30:50,255 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/data/ec5b57751/539f2c4f585b4a4ba3cc2a05c99b231f/FLAG382daa833 [2021-11-23 15:30:51,172 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:30:51,174 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c [2021-11-23 15:30:51,221 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/data/ec5b57751/539f2c4f585b4a4ba3cc2a05c99b231f/FLAG382daa833 [2021-11-23 15:30:51,724 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/data/ec5b57751/539f2c4f585b4a4ba3cc2a05c99b231f [2021-11-23 15:30:51,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:30:51,730 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:30:51,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:51,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:30:51,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:30:51,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:51" (1/1) ... [2021-11-23 15:30:51,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@225d5569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:51, skipping insertion in model container [2021-11-23 15:30:51,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:51" (1/1) ... [2021-11-23 15:30:51,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:30:51,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:52,077 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_cff12f4c-b81c-441c-b751-11b47d3fe3d3/sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c[1545,1558] [2021-11-23 15:30:52,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:52,702 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:30:52,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:52,730 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_cff12f4c-b81c-441c-b751-11b47d3fe3d3/sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c[1545,1558] [2021-11-23 15:30:52,974 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:52,997 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:30:53,018 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_cff12f4c-b81c-441c-b751-11b47d3fe3d3/sv-benchmarks/c/product-lines/elevator_spec2_product22.cil.c[1545,1558] [2021-11-23 15:30:53,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:53,231 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:30:53,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:53 WrapperNode [2021-11-23 15:30:53,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:53,233 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:53,233 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:30:53,234 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:30:53,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:53" (1/1) ... [2021-11-23 15:30:53,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:53" (1/1) ... [2021-11-23 15:30:53,393 INFO L137 Inliner]: procedures = 96, calls = 345, calls flagged for inlining = 26, calls inlined = 22, statements flattened = 826 [2021-11-23 15:30:53,394 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:53,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:30:53,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:30:53,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:30:53,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:53" (1/1) ... [2021-11-23 15:30:53,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:53" (1/1) ... [2021-11-23 15:30:53,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:53" (1/1) ... [2021-11-23 15:30:53,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:53" (1/1) ... [2021-11-23 15:30:53,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:53" (1/1) ... [2021-11-23 15:30:53,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:53" (1/1) ... [2021-11-23 15:30:53,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:53" (1/1) ... [2021-11-23 15:30:53,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:30:53,502 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:30:53,507 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:30:53,507 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:30:53,513 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:53" (1/1) ... [2021-11-23 15:30:53,522 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:53,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:30:53,551 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:30:53,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:30:53,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:30:53,610 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 15:30:53,611 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 15:30:53,611 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2021-11-23 15:30:53,611 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2021-11-23 15:30:53,611 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 15:30:53,612 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 15:30:53,612 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 15:30:53,612 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 15:30:53,612 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 15:30:53,613 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 15:30:53,613 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 15:30:53,613 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 15:30:53,613 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 15:30:53,614 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 15:30:53,614 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2021-11-23 15:30:53,614 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2021-11-23 15:30:53,614 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:30:53,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:30:53,615 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 15:30:53,615 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 15:30:53,615 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 15:30:53,615 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 15:30:53,616 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 15:30:53,616 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 15:30:53,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:30:53,616 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 15:30:53,617 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 15:30:53,617 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 15:30:53,617 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 15:30:53,617 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 15:30:53,617 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 15:30:53,618 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 15:30:53,618 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 15:30:53,618 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 15:30:53,618 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 15:30:53,619 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 15:30:53,619 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 15:30:53,619 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2021-11-23 15:30:53,619 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2021-11-23 15:30:53,620 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 15:30:53,620 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 15:30:53,620 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 15:30:53,620 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 15:30:53,621 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 15:30:53,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 15:30:53,621 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__twothirdsfull [2021-11-23 15:30:53,621 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__twothirdsfull [2021-11-23 15:30:53,622 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:30:53,622 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2021-11-23 15:30:53,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:30:53,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:30:53,622 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 15:30:53,623 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 15:30:53,819 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:30:53,822 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:30:55,480 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:30:55,540 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 15:30:55,548 INFO L158 Benchmark]: Toolchain (without parser) took 3815.25ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 63.7MB in the beginning and 73.5MB in the end (delta: -9.8MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. [2021-11-23 15:30:55,550 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory was 63.3MB in the beginning and 63.3MB in the end (delta: 66.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:55,552 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1499.23ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 63.6MB in the beginning and 69.1MB in the end (delta: -5.5MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2021-11-23 15:30:55,553 INFO L158 Benchmark]: Boogie Procedure Inliner took 160.93ms. Allocated memory is still 111.1MB. Free memory was 69.1MB in the beginning and 64.0MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:30:55,554 INFO L158 Benchmark]: Boogie Preprocessor took 105.95ms. Allocated memory is still 111.1MB. Free memory was 64.0MB in the beginning and 59.2MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:30:55,555 INFO L158 Benchmark]: RCFGBuilder took 2042.78ms. Allocated memory is still 111.1MB. Free memory was 58.6MB in the beginning and 73.5MB in the end (delta: -14.9MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2021-11-23 15:30:55,566 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory was 63.3MB in the beginning and 63.3MB in the end (delta: 66.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1499.23ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 63.6MB in the beginning and 69.1MB in the end (delta: -5.5MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 160.93ms. Allocated memory is still 111.1MB. Free memory was 69.1MB in the beginning and 64.0MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.95ms. Allocated memory is still 111.1MB. Free memory was 64.0MB in the beginning and 59.2MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2042.78ms. Allocated memory is still 111.1MB. Free memory was 58.6MB in the beginning and 73.5MB in the end (delta: -14.9MB). Peak memory consumption was 22.6MB. 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 15:30:55,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff12f4c-b81c-441c-b751-11b47d3fe3d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable