./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product36_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2d6a8f54-ddc1-45a8-8831-56802525d663/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2d6a8f54-ddc1-45a8-8831-56802525d663/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2d6a8f54-ddc1-45a8-8831-56802525d663/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2d6a8f54-ddc1-45a8-8831-56802525d663/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product36_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2d6a8f54-ddc1-45a8-8831-56802525d663/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2d6a8f54-ddc1-45a8-8831-56802525d663/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9eb4b34c09edb6dce3c64c5d30aa92b31214d915 .................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 01:57:47,275 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 01:57:47,276 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 01:57:47,282 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 01:57:47,282 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 01:57:47,283 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 01:57:47,283 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 01:57:47,284 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 01:57:47,285 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 01:57:47,286 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 01:57:47,286 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 01:57:47,286 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 01:57:47,287 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 01:57:47,287 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 01:57:47,288 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 01:57:47,288 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 01:57:47,289 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 01:57:47,289 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 01:57:47,290 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 01:57:47,291 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 01:57:47,292 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 01:57:47,292 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 01:57:47,293 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 01:57:47,294 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 01:57:47,294 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 01:57:47,294 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 01:57:47,295 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 01:57:47,295 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 01:57:47,296 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 01:57:47,296 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 01:57:47,297 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 01:57:47,297 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 01:57:47,297 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 01:57:47,297 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 01:57:47,298 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 01:57:47,298 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 01:57:47,298 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2d6a8f54-ddc1-45a8-8831-56802525d663/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 01:57:47,305 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 01:57:47,306 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 01:57:47,306 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 01:57:47,306 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 01:57:47,307 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 01:57:47,307 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 01:57:47,307 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 01:57:47,307 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 01:57:47,307 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 01:57:47,307 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 01:57:47,307 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 01:57:47,307 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 01:57:47,308 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 01:57:47,308 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 01:57:47,308 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 01:57:47,308 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 01:57:47,308 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 01:57:47,308 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 01:57:47,308 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 01:57:47,308 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 01:57:47,308 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 01:57:47,309 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 01:57:47,309 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 01:57:47,309 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 01:57:47,309 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 01:57:47,309 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 01:57:47,309 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 01:57:47,309 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 01:57:47,309 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 01:57:47,309 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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-vcloud-master/worker/working_dir_2d6a8f54-ddc1-45a8-8831-56802525d663/bin-2019/ukojak 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(__VERIFIER_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 -> 9eb4b34c09edb6dce3c64c5d30aa92b31214d915 [2018-12-02 01:57:47,327 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 01:57:47,336 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 01:57:47,339 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 01:57:47,340 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 01:57:47,340 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 01:57:47,341 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2d6a8f54-ddc1-45a8-8831-56802525d663/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product36_false-unreach-call_false-termination.cil.c [2018-12-02 01:57:47,385 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2d6a8f54-ddc1-45a8-8831-56802525d663/bin-2019/ukojak/data/7edfb1632/05c4860b55804237b7c5ff8d68674711/FLAGb98e53c3e [2018-12-02 01:57:47,730 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 01:57:47,731 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2d6a8f54-ddc1-45a8-8831-56802525d663/sv-benchmarks/c/product-lines/minepump_spec1_product36_false-unreach-call_false-termination.cil.c [2018-12-02 01:57:47,736 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2d6a8f54-ddc1-45a8-8831-56802525d663/bin-2019/ukojak/data/7edfb1632/05c4860b55804237b7c5ff8d68674711/FLAGb98e53c3e [2018-12-02 01:57:47,745 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2d6a8f54-ddc1-45a8-8831-56802525d663/bin-2019/ukojak/data/7edfb1632/05c4860b55804237b7c5ff8d68674711 [2018-12-02 01:57:47,747 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 01:57:47,748 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 01:57:47,749 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 01:57:47,749 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 01:57:47,752 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 01:57:47,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:57:47" (1/1) ... [2018-12-02 01:57:47,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc82c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:57:47, skipping insertion in model container [2018-12-02 01:57:47,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:57:47" (1/1) ... [2018-12-02 01:57:47,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 01:57:47,788 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 01:57:47,959 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:57:48,003 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 01:57:48,042 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:57:48,056 INFO L195 MainTranslator]: Completed translation [2018-12-02 01:57:48,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:57:48 WrapperNode [2018-12-02 01:57:48,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 01:57:48,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 01:57:48,057 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 01:57:48,057 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 01:57:48,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:57:48" (1/1) ... [2018-12-02 01:57:48,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:57:48" (1/1) ... [2018-12-02 01:57:48,087 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 01:57:48,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 01:57:48,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 01:57:48,087 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 01:57:48,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:57:48" (1/1) ... [2018-12-02 01:57:48,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:57:48" (1/1) ... [2018-12-02 01:57:48,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:57:48" (1/1) ... [2018-12-02 01:57:48,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:57:48" (1/1) ... [2018-12-02 01:57:48,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:57:48" (1/1) ... [2018-12-02 01:57:48,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:57:48" (1/1) ... [2018-12-02 01:57:48,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:57:48" (1/1) ... [2018-12-02 01:57:48,104 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 01:57:48,105 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 01:57:48,105 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 01:57:48,105 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 01:57:48,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:57:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d6a8f54-ddc1-45a8-8831-56802525d663/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 01:57:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 01:57:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 01:57:48,139 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 01:57:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 01:57:48,139 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 01:57:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 01:57:48,139 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 01:57:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 01:57:48,140 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 01:57:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 01:57:48,140 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 01:57:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 01:57:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 01:57:48,140 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 01:57:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 01:57:48,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 01:57:48,551 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 01:57:48,552 INFO L280 CfgBuilder]: Removed 40 assue(true) statements. [2018-12-02 01:57:48,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:57:48 BoogieIcfgContainer [2018-12-02 01:57:48,552 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 01:57:48,553 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 01:57:48,553 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 01:57:48,561 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 01:57:48,562 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:57:48" (1/1) ... [2018-12-02 01:57:48,571 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 01:57:48,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:57:48,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2018-12-02 01:57:48,601 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2018-12-02 01:57:48,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 01:57:48,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:57:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:57:48,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:57:48,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:57:48,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2018-12-02 01:57:48,722 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2018-12-02 01:57:48,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 01:57:48,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:57:48,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:57:48,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:57:48,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:57:48,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2018-12-02 01:57:48,787 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2018-12-02 01:57:48,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 01:57:48,788 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:57:48,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:57:48,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:57:48,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:57:48,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 61 states and 87 transitions. [2018-12-02 01:57:48,972 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2018-12-02 01:57:48,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 01:57:48,973 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:57:48,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:57:49,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:57:49,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:57:49,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 72 states and 112 transitions. [2018-12-02 01:57:49,307 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2018-12-02 01:57:49,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 01:57:49,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:57:49,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:57:49,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:57:49,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:57:49,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 82 states and 137 transitions. [2018-12-02 01:57:49,793 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 137 transitions. [2018-12-02 01:57:49,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 01:57:49,794 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:57:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:57:50,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:57:50,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:57:50,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 97 states and 168 transitions. [2018-12-02 01:57:50,664 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 168 transitions. [2018-12-02 01:57:50,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 01:57:50,665 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:57:50,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:57:50,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:57:50,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:57:50,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 98 states and 169 transitions. [2018-12-02 01:57:50,697 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 169 transitions. [2018-12-02 01:57:50,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 01:57:50,698 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:57:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:57:50,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:57:50,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:57:50,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 99 states and 172 transitions. [2018-12-02 01:57:50,808 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 172 transitions. [2018-12-02 01:57:50,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 01:57:50,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:57:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:57:50,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:57:50,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:57:50,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 101 states and 174 transitions. [2018-12-02 01:57:50,995 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 174 transitions. [2018-12-02 01:57:50,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 01:57:50,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:57:51,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:57:51,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:57:51,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:57:51,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 106 states and 190 transitions. [2018-12-02 01:57:51,225 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 190 transitions. [2018-12-02 01:57:51,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 01:57:51,225 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:57:51,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:57:51,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:57:51,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:57:51,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 108 states and 193 transitions. [2018-12-02 01:57:51,383 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 193 transitions. [2018-12-02 01:57:51,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 01:57:51,383 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:57:51,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:57:51,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:57:51,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:57:51,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 111 states and 196 transitions. [2018-12-02 01:57:51,578 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 196 transitions. [2018-12-02 01:57:51,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 01:57:51,578 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:57:51,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:57:51,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:57:51,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:57:51,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 116 states and 210 transitions. [2018-12-02 01:57:51,905 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 210 transitions. [2018-12-02 01:57:51,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 01:57:51,905 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:57:51,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:57:51,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:57:52,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:57:52,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 119 states and 217 transitions. [2018-12-02 01:57:52,101 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 217 transitions. [2018-12-02 01:57:52,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 01:57:52,101 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:57:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:57:52,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:57:52,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:57:52,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 119 states and 216 transitions. [2018-12-02 01:57:52,265 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 216 transitions. [2018-12-02 01:57:52,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 01:57:52,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:57:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:57:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:57:52,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:57:52,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:57:52,426 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 16 iterations. [2018-12-02 01:57:52,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:57:52 ImpRootNode [2018-12-02 01:57:52,500 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 01:57:52,501 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 01:57:52,501 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 01:57:52,501 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 01:57:52,501 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:57:48" (3/4) ... [2018-12-02 01:57:52,503 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-02 01:57:52,570 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2d6a8f54-ddc1-45a8-8831-56802525d663/bin-2019/ukojak/witness.graphml [2018-12-02 01:57:52,571 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 01:57:52,571 INFO L168 Benchmark]: Toolchain (without parser) took 4824.17 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 288.4 MB). Free memory was 953.4 MB in the beginning and 932.0 MB in the end (delta: 21.4 MB). Peak memory consumption was 309.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:57:52,572 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:57:52,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 953.4 MB in the beginning and 1.1 GB in the end (delta: -154.9 MB). Peak memory consumption was 28.6 MB. Max. memory is 11.5 GB. [2018-12-02 01:57:52,573 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:57:52,573 INFO L168 Benchmark]: Boogie Preprocessor took 17.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-02 01:57:52,574 INFO L168 Benchmark]: RCFGBuilder took 447.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.1 MB). Peak memory consumption was 65.1 MB. Max. memory is 11.5 GB. [2018-12-02 01:57:52,574 INFO L168 Benchmark]: CodeCheck took 3947.73 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 166.7 MB). Free memory was 1.0 GB in the beginning and 939.5 MB in the end (delta: 100.1 MB). Peak memory consumption was 266.9 MB. Max. memory is 11.5 GB. [2018-12-02 01:57:52,574 INFO L168 Benchmark]: Witness Printer took 70.12 ms. Allocated memory is still 1.3 GB. Free memory was 939.5 MB in the beginning and 932.0 MB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. [2018-12-02 01:57:52,575 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 68 locations, 1 error locations. UNSAFE Result, 3.8s OverallTime, 16 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 800804 SDtfs, 331388 SDslu, 613888 SDs, 0 SdLazy, 649468 SolverSat, 210372 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3401 GetRequests, 3222 SyntacticMatches, 47 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7581 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 371 NumberOfCodeBlocks, 371 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 329 ConstructedInterpolants, 0 QuantifiedInterpolants, 24918 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 44]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L60] int pumpRunning = 0; [L61] int systemActive = 1; [L239] int waterLevel = 1; [L240] int methaneLevelCritical = 0; [L610] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L833] int cleanupTimeShifts = 4; [L906] int retValue_acc ; [L907] int tmp ; [L432] int retValue_acc ; [L435] retValue_acc = 1 [L436] return (retValue_acc); [L913] tmp = valid_product() [L915] COND TRUE \read(tmp) [L335] int splverifierCounter ; [L336] int tmp ; [L337] int tmp___0 ; [L338] int tmp___1 ; [L339] int tmp___2 ; [L342] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L344] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L346] COND TRUE splverifierCounter < 4 [L352] tmp = __VERIFIER_nondet_int() [L354] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L356] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L257] COND TRUE waterLevel < 2 [L258] waterLevel = waterLevel + 1 [L356] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L362] tmp___0 = __VERIFIER_nondet_int() [L364] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L366] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L269] COND FALSE !(\read(methaneLevelCritical)) [L272] methaneLevelCritical = 1 [L366] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L372] tmp___2 = __VERIFIER_nondet_int() [L374] COND FALSE !(\read(tmp___2)) [L380] tmp___1 = __VERIFIER_nondet_int() [L382] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L391] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L68] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L75] COND TRUE \read(systemActive) [L97] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L100] COND TRUE ! pumpRunning [L194] int retValue_acc ; [L195] int tmp ; [L196] int tmp___0 ; [L319] int retValue_acc ; [L322] COND FALSE !(waterLevel < 2) [L326] retValue_acc = 0 [L327] return (retValue_acc); [L200] tmp = isHighWaterSensorDry() [L202] COND FALSE !(\read(tmp)) [L205] tmp___0 = 1 [L207] retValue_acc = tmp___0 [L208] return (retValue_acc); [L102] tmp = isHighWaterLevel() [L104] COND TRUE \read(tmp) [L125] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L808] int tmp ; [L809] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L813] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L278] int retValue_acc ; [L281] retValue_acc = methaneLevelCritical [L282] return (retValue_acc); [L813] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L813] tmp = isMethaneLevelCritical() [L815] COND TRUE \read(tmp) [L149] int retValue_acc ; [L152] retValue_acc = pumpRunning [L153] return (retValue_acc); [L817] tmp___0 = isPumpRunning() [L819] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L44] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 308.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 953.4 MB in the beginning and 1.1 GB in the end (delta: -154.9 MB). Peak memory consumption was 28.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 447.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.1 MB). Peak memory consumption was 65.1 MB. Max. memory is 11.5 GB. * CodeCheck took 3947.73 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 166.7 MB). Free memory was 1.0 GB in the beginning and 939.5 MB in the end (delta: 100.1 MB). Peak memory consumption was 266.9 MB. Max. memory is 11.5 GB. * Witness Printer took 70.12 ms. Allocated memory is still 1.3 GB. Free memory was 939.5 MB in the beginning and 932.0 MB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...