./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d67877-83a9-484d-bb7c-f81a0ed83b55/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d67877-83a9-484d-bb7c-f81a0ed83b55/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d67877-83a9-484d-bb7c-f81a0ed83b55/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d67877-83a9-484d-bb7c-f81a0ed83b55/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d67877-83a9-484d-bb7c-f81a0ed83b55/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d67877-83a9-484d-bb7c-f81a0ed83b55/bin/ukojak-LBtLqBUTdQ --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 6f5537df08751fc2a74719abc7c5b127397286d2c5902c5d863d2b34b0e39614 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:18:07,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:18:07,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:18:07,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:18:07,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:18:07,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:18:07,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:18:07,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:18:07,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:18:07,435 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:18:07,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:18:07,438 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:18:07,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:18:07,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:18:07,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:18:07,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:18:07,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:18:07,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:18:07,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:18:07,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:18:07,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:18:07,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:18:07,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:18:07,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:18:07,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:18:07,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:18:07,465 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:18:07,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:18:07,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:18:07,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:18:07,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:18:07,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:18:07,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:18:07,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:18:07,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:18:07,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:18:07,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:18:07,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:18:07,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:18:07,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:18:07,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:18:07,480 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d67877-83a9-484d-bb7c-f81a0ed83b55/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:18:07,504 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:18:07,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:18:07,506 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:18:07,506 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:18:07,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:18:07,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:18:07,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:18:07,509 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:18:07,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:18:07,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:18:07,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:18:07,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:18:07,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:18:07,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:18:07,511 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:18:07,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:18:07,512 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:18:07,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:18:07,512 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:18:07,513 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:18:07,513 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:18:07,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:18:07,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:18:07,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:18:07,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:18:07,515 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:18:07,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:18:07,515 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:18:07,515 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_c9d67877-83a9-484d-bb7c-f81a0ed83b55/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d67877-83a9-484d-bb7c-f81a0ed83b55/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f5537df08751fc2a74719abc7c5b127397286d2c5902c5d863d2b34b0e39614 [2021-11-22 23:18:07,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:18:07,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:18:07,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:18:07,842 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:18:07,845 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:18:07,847 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d67877-83a9-484d-bb7c-f81a0ed83b55/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec3_product22.cil.c [2021-11-22 23:18:07,928 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d67877-83a9-484d-bb7c-f81a0ed83b55/bin/ukojak-LBtLqBUTdQ/data/10bc0c503/ba0370f52ad448b69a2d577020c91e23/FLAGcf43e88e4 [2021-11-22 23:18:08,463 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:18:08,469 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d67877-83a9-484d-bb7c-f81a0ed83b55/sv-benchmarks/c/product-lines/minepump_spec3_product22.cil.c [2021-11-22 23:18:08,486 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d67877-83a9-484d-bb7c-f81a0ed83b55/bin/ukojak-LBtLqBUTdQ/data/10bc0c503/ba0370f52ad448b69a2d577020c91e23/FLAGcf43e88e4 [2021-11-22 23:18:08,790 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d67877-83a9-484d-bb7c-f81a0ed83b55/bin/ukojak-LBtLqBUTdQ/data/10bc0c503/ba0370f52ad448b69a2d577020c91e23 [2021-11-22 23:18:08,793 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:18:08,794 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:18:08,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:18:08,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:18:08,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:18:08,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:18:08" (1/1) ... [2021-11-22 23:18:08,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2ad1d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:08, skipping insertion in model container [2021-11-22 23:18:08,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:18:08" (1/1) ... [2021-11-22 23:18:08,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:18:08,873 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:18:09,090 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_c9d67877-83a9-484d-bb7c-f81a0ed83b55/sv-benchmarks/c/product-lines/minepump_spec3_product22.cil.c[2984,2997] [2021-11-22 23:18:09,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:18:09,258 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:18:09,291 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_c9d67877-83a9-484d-bb7c-f81a0ed83b55/sv-benchmarks/c/product-lines/minepump_spec3_product22.cil.c[2984,2997] [2021-11-22 23:18:09,386 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:18:09,410 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:18:09,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:09 WrapperNode [2021-11-22 23:18:09,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:18:09,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:18:09,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:18:09,416 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:18:09,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:09" (1/1) ... [2021-11-22 23:18:09,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:09" (1/1) ... [2021-11-22 23:18:09,480 INFO L137 Inliner]: procedures = 54, calls = 155, calls flagged for inlining = 21, calls inlined = 18, statements flattened = 246 [2021-11-22 23:18:09,481 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:18:09,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:18:09,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:18:09,482 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:18:09,491 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:09" (1/1) ... [2021-11-22 23:18:09,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:09" (1/1) ... [2021-11-22 23:18:09,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:09" (1/1) ... [2021-11-22 23:18:09,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:09" (1/1) ... [2021-11-22 23:18:09,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:09" (1/1) ... [2021-11-22 23:18:09,509 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:09" (1/1) ... [2021-11-22 23:18:09,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:09" (1/1) ... [2021-11-22 23:18:09,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:18:09,517 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:18:09,517 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:18:09,517 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:18:09,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:09" (1/1) ... [2021-11-22 23:18:09,542 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:18:09,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d67877-83a9-484d-bb7c-f81a0ed83b55/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:18:09,589 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d67877-83a9-484d-bb7c-f81a0ed83b55/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:18:09,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d67877-83a9-484d-bb7c-f81a0ed83b55/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:18:09,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:18:09,632 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-11-22 23:18:09,633 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-11-22 23:18:09,634 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-22 23:18:09,634 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-22 23:18:09,635 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-22 23:18:09,635 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-22 23:18:09,635 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-22 23:18:09,635 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-22 23:18:09,636 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-22 23:18:09,637 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-22 23:18:09,637 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2021-11-22 23:18:09,637 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2021-11-22 23:18:09,637 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-11-22 23:18:09,637 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-11-22 23:18:09,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:18:09,642 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-22 23:18:09,642 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-22 23:18:09,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:18:09,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:18:09,724 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:18:09,726 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:18:10,156 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:18:10,231 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:18:10,232 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 23:18:10,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:18:10 BoogieIcfgContainer [2021-11-22 23:18:10,235 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:18:10,235 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:18:10,236 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:18:10,244 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:18:10,245 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:18:10" (1/1) ... [2021-11-22 23:18:10,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:18:10,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 62 states and 82 transitions. [2021-11-22 23:18:10,314 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2021-11-22 23:18:10,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:18:10,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:10,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 62 states and 80 transitions. [2021-11-22 23:18:10,637 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2021-11-22 23:18:10,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:18:10,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:10,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 64 states and 83 transitions. [2021-11-22 23:18:10,736 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 83 transitions. [2021-11-22 23:18:10,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:18:10,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:11,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 78 states and 113 transitions. [2021-11-22 23:18:11,041 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 113 transitions. [2021-11-22 23:18:11,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:18:11,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:11,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 88 states and 139 transitions. [2021-11-22 23:18:11,555 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 139 transitions. [2021-11-22 23:18:11,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:18:11,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:13,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 102 states and 178 transitions. [2021-11-22 23:18:13,126 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 178 transitions. [2021-11-22 23:18:13,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 23:18:13,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:13,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 105 states and 184 transitions. [2021-11-22 23:18:13,476 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 184 transitions. [2021-11-22 23:18:13,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-22 23:18:13,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:18:13,504 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:18:13,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:18:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:18:13,602 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:18:13,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:18:13,663 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2021-11-22 23:18:13,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 11:18:13 ImpRootNode [2021-11-22 23:18:13,746 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-22 23:18:13,763 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:18:13,763 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:18:13,763 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:18:13,764 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:18:10" (3/4) ... [2021-11-22 23:18:13,766 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-22 23:18:13,900 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d67877-83a9-484d-bb7c-f81a0ed83b55/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-22 23:18:13,901 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:18:13,902 INFO L158 Benchmark]: Toolchain (without parser) took 5107.25ms. Allocated memory was 88.1MB in the beginning and 130.0MB in the end (delta: 41.9MB). Free memory was 52.6MB in the beginning and 84.4MB in the end (delta: -31.8MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2021-11-22 23:18:13,902 INFO L158 Benchmark]: CDTParser took 0.87ms. Allocated memory is still 88.1MB. Free memory was 61.1MB in the beginning and 61.0MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:18:13,903 INFO L158 Benchmark]: CACSL2BoogieTranslator took 601.26ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 52.5MB in the beginning and 75.2MB in the end (delta: -22.7MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-22 23:18:13,904 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.24ms. Allocated memory is still 107.0MB. Free memory was 75.2MB in the beginning and 72.8MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:18:13,905 INFO L158 Benchmark]: Boogie Preprocessor took 34.49ms. Allocated memory is still 107.0MB. Free memory was 72.8MB in the beginning and 71.1MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 23:18:13,905 INFO L158 Benchmark]: RCFGBuilder took 717.87ms. Allocated memory is still 107.0MB. Free memory was 71.1MB in the beginning and 76.8MB in the end (delta: -5.7MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2021-11-22 23:18:13,906 INFO L158 Benchmark]: CodeCheck took 3526.94ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 76.8MB in the beginning and 88.6MB in the end (delta: -11.8MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2021-11-22 23:18:13,907 INFO L158 Benchmark]: Witness Printer took 137.73ms. Allocated memory is still 130.0MB. Free memory was 88.6MB in the beginning and 84.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 23:18:13,911 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 522 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 172 mSDsluCounter, 706 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 396 mSDsCounter, 117 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 444 IncrementalHoareTripleChecker+Invalid, 561 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 117 mSolverCounterUnsat, 318 mSDtfsCounter, 444 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1172 GetRequests, 1088 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2294 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 160 NumberOfCodeBlocks, 160 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 121 ConstructedInterpolants, 0 QuantifiedInterpolants, 297 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 150]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L57] int waterLevel = 1; [L58] int methaneLevelCritical = 0; [L155] int cleanupTimeShifts = 4; [L296] int pumpRunning = 0; [L297] int systemActive = 1; [L719] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L234] int retValue_acc ; [L235] int tmp ; [L239] FCALL select_helpers() [L240] FCALL select_features() [L241] CALL, EXPR valid_product() [L283] int retValue_acc ; [L286] retValue_acc = 1 [L287] return (retValue_acc); [L241] RET, EXPR valid_product() [L241] tmp = valid_product() [L243] COND TRUE \read(tmp) [L245] FCALL setup() [L246] CALL runTest() [L225] CALL test() [L484] int splverifierCounter ; [L485] int tmp ; [L486] int tmp___0 ; [L487] int tmp___1 ; [L488] int tmp___2 ; [L491] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L493] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L495] COND TRUE splverifierCounter < 4 [L501] tmp = __VERIFIER_nondet_int() [L503] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=1] [L505] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L75] COND TRUE waterLevel < 2 [L76] waterLevel = waterLevel + 1 [L505] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=2] [L511] tmp___0 = __VERIFIER_nondet_int() [L513] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, waterLevel=2] [L521] tmp___2 = __VERIFIER_nondet_int() [L523] COND TRUE \read(tmp___2) [L525] CALL startSystem() [L478] systemActive = 1 [L525] RET startSystem() [L538] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L304] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L311] COND TRUE \read(systemActive) [L313] CALL processEnvironment() [L359] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L362] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L377] CALL processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L333] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L336] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L351] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L377] RET processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L313] RET processEnvironment() [L319] CALL __utac_acc__Specification3_spec__1() [L917] int tmp ; [L918] int tmp___0 ; [L919] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L923] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L923] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L923] tmp = isMethaneLevelCritical() [L925] COND FALSE !(\read(tmp)) [L929] CALL, EXPR getWaterLevel() [L128] int retValue_acc ; [L131] retValue_acc = waterLevel [L132] return (retValue_acc); [L929] RET, EXPR getWaterLevel() [L929] tmp___0 = getWaterLevel() [L931] COND TRUE tmp___0 == 2 [L933] CALL, EXPR isPumpRunning() [L411] int retValue_acc ; [L414] retValue_acc = pumpRunning [L415] return (retValue_acc); [L933] RET, EXPR isPumpRunning() [L933] tmp___1 = isPumpRunning() [L935] COND FALSE !(\read(tmp___1)) [L939] CALL __automaton_fail() [L150] reach_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87ms. Allocated memory is still 88.1MB. Free memory was 61.1MB in the beginning and 61.0MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 601.26ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 52.5MB in the beginning and 75.2MB in the end (delta: -22.7MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.24ms. Allocated memory is still 107.0MB. Free memory was 75.2MB in the beginning and 72.8MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.49ms. Allocated memory is still 107.0MB. Free memory was 72.8MB in the beginning and 71.1MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 717.87ms. Allocated memory is still 107.0MB. Free memory was 71.1MB in the beginning and 76.8MB in the end (delta: -5.7MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * CodeCheck took 3526.94ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 76.8MB in the beginning and 88.6MB in the end (delta: -11.8MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Witness Printer took 137.73ms. Allocated memory is still 130.0MB. Free memory was 88.6MB in the beginning and 84.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2021-11-22 23:18:13,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9d67877-83a9-484d-bb7c-f81a0ed83b55/bin/ukojak-LBtLqBUTdQ/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE