./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product54_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_ea7b2531-b16e-42fc-b24a-60e7aebda525/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ea7b2531-b16e-42fc-b24a-60e7aebda525/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ea7b2531-b16e-42fc-b24a-60e7aebda525/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ea7b2531-b16e-42fc-b24a-60e7aebda525/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product54_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ea7b2531-b16e-42fc-b24a-60e7aebda525/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ea7b2531-b16e-42fc-b24a-60e7aebda525/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 72d06b83689108b06d89f4f95641f29fdbb51231 ............................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:37:40,543 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 08:37:40,544 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 08:37:40,550 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 08:37:40,550 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 08:37:40,550 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 08:37:40,551 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 08:37:40,552 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 08:37:40,553 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 08:37:40,554 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 08:37:40,554 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 08:37:40,554 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 08:37:40,555 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 08:37:40,555 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 08:37:40,556 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 08:37:40,556 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 08:37:40,557 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 08:37:40,558 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 08:37:40,559 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 08:37:40,560 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 08:37:40,560 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 08:37:40,561 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 08:37:40,562 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 08:37:40,562 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 08:37:40,562 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 08:37:40,563 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 08:37:40,563 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 08:37:40,564 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 08:37:40,564 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 08:37:40,565 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 08:37:40,565 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 08:37:40,565 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 08:37:40,566 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 08:37:40,566 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 08:37:40,566 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 08:37:40,567 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 08:37:40,567 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ea7b2531-b16e-42fc-b24a-60e7aebda525/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 08:37:40,575 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 08:37:40,575 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 08:37:40,575 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 08:37:40,575 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 08:37:40,576 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 08:37:40,576 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 08:37:40,576 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 08:37:40,576 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 08:37:40,576 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 08:37:40,576 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 08:37:40,576 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 08:37:40,576 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 08:37:40,577 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 08:37:40,577 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 08:37:40,577 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 08:37:40,577 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 08:37:40,577 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 08:37:40,577 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 08:37:40,577 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 08:37:40,577 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 08:37:40,577 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 08:37:40,577 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 08:37:40,578 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 08:37:40,578 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 08:37:40,578 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 08:37:40,578 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 08:37:40,578 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 08:37:40,578 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 08:37:40,578 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 08:37:40,578 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_ea7b2531-b16e-42fc-b24a-60e7aebda525/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 -> 72d06b83689108b06d89f4f95641f29fdbb51231 [2018-12-02 08:37:40,595 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 08:37:40,602 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 08:37:40,604 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 08:37:40,605 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 08:37:40,605 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 08:37:40,605 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ea7b2531-b16e-42fc-b24a-60e7aebda525/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product54_false-unreach-call_false-termination.cil.c [2018-12-02 08:37:40,640 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ea7b2531-b16e-42fc-b24a-60e7aebda525/bin-2019/ukojak/data/df40ee64d/da534ba70a364707bffab1533c3517f4/FLAG3f341de71 [2018-12-02 08:37:41,122 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 08:37:41,122 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ea7b2531-b16e-42fc-b24a-60e7aebda525/sv-benchmarks/c/product-lines/minepump_spec1_product54_false-unreach-call_false-termination.cil.c [2018-12-02 08:37:41,128 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ea7b2531-b16e-42fc-b24a-60e7aebda525/bin-2019/ukojak/data/df40ee64d/da534ba70a364707bffab1533c3517f4/FLAG3f341de71 [2018-12-02 08:37:41,137 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ea7b2531-b16e-42fc-b24a-60e7aebda525/bin-2019/ukojak/data/df40ee64d/da534ba70a364707bffab1533c3517f4 [2018-12-02 08:37:41,138 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 08:37:41,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 08:37:41,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 08:37:41,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 08:37:41,142 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 08:37:41,142 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:37:41" (1/1) ... [2018-12-02 08:37:41,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c0e1c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:37:41, skipping insertion in model container [2018-12-02 08:37:41,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:37:41" (1/1) ... [2018-12-02 08:37:41,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 08:37:41,169 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 08:37:41,331 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:37:41,389 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 08:37:41,441 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:37:41,458 INFO L195 MainTranslator]: Completed translation [2018-12-02 08:37:41,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:37:41 WrapperNode [2018-12-02 08:37:41,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 08:37:41,459 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 08:37:41,459 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 08:37:41,459 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 08:37:41,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:37:41" (1/1) ... [2018-12-02 08:37:41,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:37:41" (1/1) ... [2018-12-02 08:37:41,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 08:37:41,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 08:37:41,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 08:37:41,490 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 08:37:41,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:37:41" (1/1) ... [2018-12-02 08:37:41,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:37:41" (1/1) ... [2018-12-02 08:37:41,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:37:41" (1/1) ... [2018-12-02 08:37:41,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:37:41" (1/1) ... [2018-12-02 08:37:41,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:37:41" (1/1) ... [2018-12-02 08:37:41,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:37:41" (1/1) ... [2018-12-02 08:37:41,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:37:41" (1/1) ... [2018-12-02 08:37:41,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 08:37:41,508 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 08:37:41,508 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 08:37:41,508 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 08:37:41,509 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:37:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ea7b2531-b16e-42fc-b24a-60e7aebda525/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 08:37:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 08:37:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 08:37:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 08:37:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 08:37:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 08:37:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 08:37:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 08:37:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 08:37:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 08:37:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 08:37:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 08:37:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 08:37:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 08:37:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-02 08:37:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-02 08:37:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 08:37:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 08:37:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 08:37:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 08:37:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 08:37:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 08:37:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 08:37:41,976 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 08:37:41,976 INFO L280 CfgBuilder]: Removed 42 assue(true) statements. [2018-12-02 08:37:41,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:37:41 BoogieIcfgContainer [2018-12-02 08:37:41,976 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 08:37:41,977 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 08:37:41,977 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 08:37:41,983 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 08:37:41,983 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:37:41" (1/1) ... [2018-12-02 08:37:41,990 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:37:42,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:37:42,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2018-12-02 08:37:42,015 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2018-12-02 08:37:42,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 08:37:42,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:37:42,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:37:42,132 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 08:37:42,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:37:42,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 66 states and 86 transitions. [2018-12-02 08:37:42,140 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 86 transitions. [2018-12-02 08:37:42,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 08:37:42,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:37:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:37:42,187 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 08:37:42,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:37:42,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 68 states and 89 transitions. [2018-12-02 08:37:42,209 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 89 transitions. [2018-12-02 08:37:42,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 08:37:42,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:37:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:37:42,284 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 08:37:42,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:37:42,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 81 states and 115 transitions. [2018-12-02 08:37:42,406 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2018-12-02 08:37:42,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 08:37:42,407 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:37:42,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:37:42,447 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 08:37:42,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:37:42,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 82 states and 116 transitions. [2018-12-02 08:37:42,457 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2018-12-02 08:37:42,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 08:37:42,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:37:42,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:37:42,519 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 08:37:42,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:37:42,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 97 states and 148 transitions. [2018-12-02 08:37:42,900 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 148 transitions. [2018-12-02 08:37:42,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 08:37:42,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:37:42,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:37:42,932 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 08:37:42,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:37:42,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 98 states and 149 transitions. [2018-12-02 08:37:42,941 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 149 transitions. [2018-12-02 08:37:42,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-02 08:37:42,942 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:37:42,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:37:42,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 08:37:42,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:37:42,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 99 states and 150 transitions. [2018-12-02 08:37:42,969 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 150 transitions. [2018-12-02 08:37:42,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 08:37:42,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:37:42,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:37:42,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 08:37:43,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:37:43,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 103 states and 159 transitions. [2018-12-02 08:37:43,017 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 159 transitions. [2018-12-02 08:37:43,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 08:37:43,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:37:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:37:43,098 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 08:37:43,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:37:43,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 105 states and 165 transitions. [2018-12-02 08:37:43,165 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 165 transitions. [2018-12-02 08:37:43,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-02 08:37:43,167 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:37:43,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:37:43,196 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 08:37:43,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:37:43,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 107 states and 167 transitions. [2018-12-02 08:37:43,216 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 167 transitions. [2018-12-02 08:37:43,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-02 08:37:43,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:37:43,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:37:43,414 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 08:37:44,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:37:44,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 123 states and 209 transitions. [2018-12-02 08:37:44,241 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 209 transitions. [2018-12-02 08:37:44,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-02 08:37:44,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:37:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:37:44,286 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 08:37:44,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:37:44,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 125 states and 213 transitions. [2018-12-02 08:37:44,677 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 213 transitions. [2018-12-02 08:37:44,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 08:37:44,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:37:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:37:44,703 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 08:37:44,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:37:44,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 125 states and 210 transitions. [2018-12-02 08:37:44,877 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 210 transitions. [2018-12-02 08:37:44,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 08:37:44,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:37:44,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 08:37:44,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 08:37:44,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 08:37:45,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 08:37:45,046 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 14 iterations. [2018-12-02 08:37:45,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 08:37:45 ImpRootNode [2018-12-02 08:37:45,112 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 08:37:45,113 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 08:37:45,113 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 08:37:45,113 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 08:37:45,113 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:37:41" (3/4) ... [2018-12-02 08:37:45,114 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-02 08:37:45,184 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ea7b2531-b16e-42fc-b24a-60e7aebda525/bin-2019/ukojak/witness.graphml [2018-12-02 08:37:45,184 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 08:37:45,185 INFO L168 Benchmark]: Toolchain (without parser) took 4046.09 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 287.3 MB). Free memory was 956.0 MB in the beginning and 1.2 GB in the end (delta: -235.6 MB). Peak memory consumption was 51.7 MB. Max. memory is 11.5 GB. [2018-12-02 08:37:45,186 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:37:45,186 INFO L168 Benchmark]: CACSL2BoogieTranslator took 319.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -155.9 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-12-02 08:37:45,186 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.20 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 08:37:45,186 INFO L168 Benchmark]: Boogie Preprocessor took 17.91 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 08:37:45,186 INFO L168 Benchmark]: RCFGBuilder took 467.93 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: 76.3 MB). Peak memory consumption was 76.3 MB. Max. memory is 11.5 GB. [2018-12-02 08:37:45,187 INFO L168 Benchmark]: CodeCheck took 3135.90 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 157.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -165.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:37:45,187 INFO L168 Benchmark]: Witness Printer took 71.60 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. [2018-12-02 08:37:45,188 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 10 procedures, 92 locations, 1 error locations. UNSAFE Result, 3.0s OverallTime, 14 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 207408 SDtfs, 67316 SDslu, 121116 SDs, 0 SdLazy, 110060 SolverSat, 39970 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3231 GetRequests, 3112 SyntacticMatches, 47 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3933 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 384 NumberOfCodeBlocks, 384 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 334 ConstructedInterpolants, 0 QuantifiedInterpolants, 21473 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 4/4 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: 216]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] int cleanupTimeShifts = 4; [L229] int pumpRunning = 0; [L230] int systemActive = 1; [L691] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L889] int waterLevel = 1; [L890] int methaneLevelCritical = 0; [L121] int retValue_acc ; [L122] int tmp ; [L487] int retValue_acc ; [L490] retValue_acc = 1 [L491] return (retValue_acc); [L128] tmp = valid_product() [L130] COND TRUE \read(tmp) [L146] int splverifierCounter ; [L147] int tmp ; [L148] int tmp___0 ; [L149] int tmp___1 ; [L150] int tmp___2 ; [L153] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L155] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L157] COND TRUE splverifierCounter < 4 [L163] tmp = __VERIFIER_nondet_int() [L165] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L167] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L907] COND TRUE waterLevel < 2 [L908] waterLevel = waterLevel + 1 [L167] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L173] tmp___0 = __VERIFIER_nondet_int() [L175] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L177] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L919] COND FALSE !(\read(methaneLevelCritical)) [L922] methaneLevelCritical = 1 [L177] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L183] tmp___2 = __VERIFIER_nondet_int() [L185] COND FALSE !(\read(tmp___2)) [L191] tmp___1 = __VERIFIER_nondet_int() [L193] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L200] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L237] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L244] COND TRUE \read(systemActive) [L318] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L321] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L336] CALL processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L292] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L295] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L310] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L266] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L269] COND TRUE ! pumpRunning [L415] int retValue_acc ; [L416] int tmp ; [L417] int tmp___0 ; [L969] int retValue_acc ; [L972] COND FALSE !(waterLevel < 2) [L976] retValue_acc = 0 [L977] return (retValue_acc); [L421] tmp = isHighWaterSensorDry() [L423] COND FALSE !(\read(tmp)) [L426] tmp___0 = 1 [L428] retValue_acc = tmp___0 [L429] return (retValue_acc); [L271] tmp = isHighWaterLevel() [L273] COND TRUE \read(tmp) [L346] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L310] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L336] RET processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L497] int tmp ; [L498] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L502] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L928] int retValue_acc ; [L931] retValue_acc = methaneLevelCritical [L932] return (retValue_acc); [L502] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L502] tmp = isMethaneLevelCritical() [L504] COND TRUE \read(tmp) [L370] int retValue_acc ; [L373] retValue_acc = pumpRunning [L374] return (retValue_acc); [L506] tmp___0 = isPumpRunning() [L508] 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] [L216] __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 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 319.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -155.9 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.20 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 17.91 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. * RCFGBuilder took 467.93 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: 76.3 MB). Peak memory consumption was 76.3 MB. Max. memory is 11.5 GB. * CodeCheck took 3135.90 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 157.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -165.5 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 71.60 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...