./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product37_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_cb2f0a5c-4fd9-4441-a938-744e2ee38d88/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cb2f0a5c-4fd9-4441-a938-744e2ee38d88/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cb2f0a5c-4fd9-4441-a938-744e2ee38d88/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cb2f0a5c-4fd9-4441-a938-744e2ee38d88/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product37_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cb2f0a5c-4fd9-4441-a938-744e2ee38d88/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cb2f0a5c-4fd9-4441-a938-744e2ee38d88/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 a4cdc62a5b5efdfba89a3280823bf73bd08d347a ................................................................................................................................................................................................................................................................................................................................................................................................................. 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 [2018-12-09 15:02:36,092 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 15:02:36,094 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 15:02:36,102 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 15:02:36,102 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 15:02:36,102 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 15:02:36,103 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 15:02:36,104 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 15:02:36,104 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 15:02:36,105 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 15:02:36,105 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 15:02:36,105 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 15:02:36,106 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 15:02:36,106 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 15:02:36,107 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 15:02:36,107 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 15:02:36,107 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 15:02:36,109 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 15:02:36,110 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 15:02:36,111 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 15:02:36,112 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 15:02:36,113 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 15:02:36,114 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 15:02:36,114 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 15:02:36,115 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 15:02:36,115 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 15:02:36,116 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 15:02:36,116 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 15:02:36,117 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 15:02:36,117 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 15:02:36,117 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 15:02:36,118 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 15:02:36,118 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 15:02:36,118 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 15:02:36,118 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 15:02:36,119 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 15:02:36,119 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cb2f0a5c-4fd9-4441-a938-744e2ee38d88/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 15:02:36,126 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 15:02:36,127 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 15:02:36,127 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 15:02:36,127 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 15:02:36,128 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 15:02:36,128 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 15:02:36,128 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 15:02:36,128 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 15:02:36,128 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 15:02:36,129 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 15:02:36,129 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 15:02:36,129 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 15:02:36,129 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 15:02:36,129 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 15:02:36,129 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 15:02:36,129 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 15:02:36,130 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 15:02:36,130 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 15:02:36,130 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 15:02:36,130 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 15:02:36,130 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 15:02:36,130 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 15:02:36,131 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 15:02:36,131 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 15:02:36,131 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 15:02:36,131 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 15:02:36,131 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 15:02:36,131 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 15:02:36,131 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 15:02:36,132 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_cb2f0a5c-4fd9-4441-a938-744e2ee38d88/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 -> a4cdc62a5b5efdfba89a3280823bf73bd08d347a [2018-12-09 15:02:36,155 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 15:02:36,162 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 15:02:36,165 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 15:02:36,166 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 15:02:36,166 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 15:02:36,166 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cb2f0a5c-4fd9-4441-a938-744e2ee38d88/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product37_false-unreach-call_false-termination.cil.c [2018-12-09 15:02:36,204 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cb2f0a5c-4fd9-4441-a938-744e2ee38d88/bin-2019/ukojak/data/b6687fbdf/6af9271d92a347348bc2b37e66507524/FLAG488dd502a [2018-12-09 15:02:36,614 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 15:02:36,614 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cb2f0a5c-4fd9-4441-a938-744e2ee38d88/sv-benchmarks/c/product-lines/minepump_spec1_product37_false-unreach-call_false-termination.cil.c [2018-12-09 15:02:36,620 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cb2f0a5c-4fd9-4441-a938-744e2ee38d88/bin-2019/ukojak/data/b6687fbdf/6af9271d92a347348bc2b37e66507524/FLAG488dd502a [2018-12-09 15:02:36,631 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cb2f0a5c-4fd9-4441-a938-744e2ee38d88/bin-2019/ukojak/data/b6687fbdf/6af9271d92a347348bc2b37e66507524 [2018-12-09 15:02:36,633 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 15:02:36,634 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 15:02:36,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 15:02:36,635 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 15:02:36,638 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 15:02:36,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:02:36" (1/1) ... [2018-12-09 15:02:36,640 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 09.12 03:02:36, skipping insertion in model container [2018-12-09 15:02:36,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:02:36" (1/1) ... [2018-12-09 15:02:36,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 15:02:36,672 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 15:02:36,816 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:02:36,856 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 15:02:36,896 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:02:36,909 INFO L195 MainTranslator]: Completed translation [2018-12-09 15:02:36,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:02:36 WrapperNode [2018-12-09 15:02:36,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 15:02:36,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 15:02:36,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 15:02:36,910 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 15:02:36,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:02:36" (1/1) ... [2018-12-09 15:02:36,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:02:36" (1/1) ... [2018-12-09 15:02:36,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 15:02:36,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 15:02:36,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 15:02:36,942 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 15:02:36,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:02:36" (1/1) ... [2018-12-09 15:02:36,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:02:36" (1/1) ... [2018-12-09 15:02:36,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:02:36" (1/1) ... [2018-12-09 15:02:36,950 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:02:36" (1/1) ... [2018-12-09 15:02:36,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:02:36" (1/1) ... [2018-12-09 15:02:36,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:02:36" (1/1) ... [2018-12-09 15:02:36,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:02:36" (1/1) ... [2018-12-09 15:02:36,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 15:02:36,960 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 15:02:36,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 15:02:36,960 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 15:02:36,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:02:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cb2f0a5c-4fd9-4441-a938-744e2ee38d88/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 [2018-12-09 15:02:36,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 15:02:36,992 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 15:02:36,992 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 15:02:36,993 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 15:02:36,993 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 15:02:36,993 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 15:02:36,993 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 15:02:36,993 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 15:02:36,993 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 15:02:36,993 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 15:02:36,993 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 15:02:36,993 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 15:02:36,993 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 15:02:36,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 15:02:36,993 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 15:02:36,993 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 15:02:36,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 15:02:36,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 15:02:37,412 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 15:02:37,412 INFO L280 CfgBuilder]: Removed 38 assue(true) statements. [2018-12-09 15:02:37,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:02:37 BoogieIcfgContainer [2018-12-09 15:02:37,412 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 15:02:37,413 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 15:02:37,413 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 15:02:37,421 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 15:02:37,422 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:02:37" (1/1) ... [2018-12-09 15:02:37,431 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:02:37,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:02:37,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 55 states and 73 transitions. [2018-12-09 15:02:37,465 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2018-12-09 15:02:37,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 15:02:37,470 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 15:02:37,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:02:37,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:02:37,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:02:37,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2018-12-09 15:02:37,586 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2018-12-09 15:02:37,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 15:02:37,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 15:02:37,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:02:37,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:02:37,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:02:37,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 74 transitions. [2018-12-09 15:02:37,649 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2018-12-09 15:02:37,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 15:02:37,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 15:02:37,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:02:37,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:02:37,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:02:37,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 91 transitions. [2018-12-09 15:02:37,787 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2018-12-09 15:02:37,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 15:02:37,788 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 15:02:37,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:02:37,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:02:37,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:02:37,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2018-12-09 15:02:37,834 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2018-12-09 15:02:37,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 15:02:37,835 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 15:02:37,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:02:37,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:02:37,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:02:37,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 68 states and 93 transitions. [2018-12-09 15:02:37,871 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 93 transitions. [2018-12-09 15:02:37,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 15:02:37,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 15:02:37,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:02:37,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 15:02:38,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:02:38,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 78 states and 113 transitions. [2018-12-09 15:02:38,108 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 113 transitions. [2018-12-09 15:02:38,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 15:02:38,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 15:02:38,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:02:38,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 15:02:38,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:02:38,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 79 states and 114 transitions. [2018-12-09 15:02:38,143 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 114 transitions. [2018-12-09 15:02:38,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 15:02:38,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 15:02:38,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:02:38,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 15:02:38,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:02:38,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 80 states and 115 transitions. [2018-12-09 15:02:38,178 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 115 transitions. [2018-12-09 15:02:38,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 15:02:38,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 15:02:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:02:38,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:02:38,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:02:38,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 95 states and 145 transitions. [2018-12-09 15:02:38,653 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 145 transitions. [2018-12-09 15:02:38,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-09 15:02:38,654 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 15:02:38,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:02:38,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:02:38,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:02:38,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 97 states and 151 transitions. [2018-12-09 15:02:38,784 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 151 transitions. [2018-12-09 15:02:38,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 15:02:38,784 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 15:02:38,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:02:38,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:02:38,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:02:38,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 98 states and 152 transitions. [2018-12-09 15:02:38,815 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 152 transitions. [2018-12-09 15:02:38,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 15:02:38,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 15:02:38,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:02:38,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:02:39,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:02:39,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 112 states and 185 transitions. [2018-12-09 15:02:39,623 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 185 transitions. [2018-12-09 15:02:39,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-09 15:02:39,624 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 15:02:39,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:02:39,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:02:40,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 15:02:40,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 117 states and 194 transitions. [2018-12-09 15:02:40,092 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 194 transitions. [2018-12-09 15:02:40,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-09 15:02:40,093 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 15:02:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 15:02:40,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 15:02:40,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 15:02:40,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 15:02:40,272 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 14 iterations. [2018-12-09 15:02:40,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 03:02:40 ImpRootNode [2018-12-09 15:02:40,356 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 15:02:40,357 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 15:02:40,357 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 15:02:40,357 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 15:02:40,358 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:02:37" (3/4) ... [2018-12-09 15:02:40,359 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 15:02:40,425 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cb2f0a5c-4fd9-4441-a938-744e2ee38d88/bin-2019/ukojak/witness.graphml [2018-12-09 15:02:40,425 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 15:02:40,426 INFO L168 Benchmark]: Toolchain (without parser) took 3792.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 951.7 MB in the beginning and 827.4 MB in the end (delta: 124.3 MB). Peak memory consumption was 274.2 MB. Max. memory is 11.5 GB. [2018-12-09 15:02:40,427 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:02:40,427 INFO L168 Benchmark]: CACSL2BoogieTranslator took 275.34 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.1 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -139.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2018-12-09 15:02:40,427 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 15:02:40,427 INFO L168 Benchmark]: Boogie Preprocessor took 17.80 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:02:40,427 INFO L168 Benchmark]: RCFGBuilder took 452.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.5 MB). Peak memory consumption was 73.5 MB. Max. memory is 11.5 GB. [2018-12-09 15:02:40,428 INFO L168 Benchmark]: CodeCheck took 2944.06 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 50.9 MB). Free memory was 1.0 GB in the beginning and 839.7 MB in the end (delta: 172.6 MB). Peak memory consumption was 223.5 MB. Max. memory is 11.5 GB. [2018-12-09 15:02:40,428 INFO L168 Benchmark]: Witness Printer took 68.13 ms. Allocated memory is still 1.2 GB. Free memory was 839.7 MB in the beginning and 827.4 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. [2018-12-09 15:02:40,429 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 8 procedures, 76 locations, 1 error locations. UNSAFE Result, 2.8s OverallTime, 14 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 174336 SDtfs, 49924 SDslu, 82336 SDs, 0 SdLazy, 73516 SolverSat, 22776 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2820 GetRequests, 2712 SyntacticMatches, 2 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4203 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 356 NumberOfCodeBlocks, 356 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 311 ConstructedInterpolants, 0 QuantifiedInterpolants, 18425 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 6/6 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: 543]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L406] int cleanupTimeShifts = 4; [L588] int pumpRunning = 0; [L589] int systemActive = 1; [L832] int waterLevel = 1; [L833] int methaneLevelCritical = 0; [L487] int retValue_acc ; [L488] int tmp ; [L574] int retValue_acc ; [L577] retValue_acc = 1 [L578] return (retValue_acc); [L494] tmp = valid_product() [L496] COND TRUE \read(tmp) [L767] int splverifierCounter ; [L768] int tmp ; [L769] int tmp___0 ; [L770] int tmp___1 ; [L771] int tmp___2 ; [L774] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L776] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L778] COND TRUE splverifierCounter < 4 [L784] tmp = __VERIFIER_nondet_int() [L786] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L788] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L850] COND TRUE waterLevel < 2 [L851] waterLevel = waterLevel + 1 [L788] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L794] tmp___0 = __VERIFIER_nondet_int() [L796] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L798] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L862] COND FALSE !(\read(methaneLevelCritical)) [L865] methaneLevelCritical = 1 [L798] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L804] tmp___2 = __VERIFIER_nondet_int() [L806] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L819] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L595] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L602] COND TRUE \read(systemActive) [L650] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L653] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L668] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L624] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L627] COND TRUE ! pumpRunning [L747] int retValue_acc ; [L748] int tmp ; [L749] int tmp___0 ; [L912] int retValue_acc ; [L915] COND FALSE !(waterLevel < 2) [L919] retValue_acc = 0 [L920] return (retValue_acc); [L753] tmp = isHighWaterSensorDry() [L755] COND FALSE !(\read(tmp)) [L758] tmp___0 = 1 [L760] retValue_acc = tmp___0 [L761] return (retValue_acc); [L629] tmp = isHighWaterLevel() [L631] COND TRUE \read(tmp) [L678] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L668] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L514] int tmp ; [L515] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L519] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L871] int retValue_acc ; [L874] retValue_acc = methaneLevelCritical [L875] return (retValue_acc); [L519] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L519] tmp = isMethaneLevelCritical() [L521] COND TRUE \read(tmp) [L702] int retValue_acc ; [L705] retValue_acc = pumpRunning [L706] return (retValue_acc); [L523] tmp___0 = isPumpRunning() [L525] 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] [L543] __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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 275.34 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.1 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -139.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.80 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 452.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.5 MB). Peak memory consumption was 73.5 MB. Max. memory is 11.5 GB. * CodeCheck took 2944.06 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 50.9 MB). Free memory was 1.0 GB in the beginning and 839.7 MB in the end (delta: 172.6 MB). Peak memory consumption was 223.5 MB. Max. memory is 11.5 GB. * Witness Printer took 68.13 ms. Allocated memory is still 1.2 GB. Free memory was 839.7 MB in the beginning and 827.4 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...