./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product33_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_6e29b3b5-db3a-4fb8-9ff7-74b2250436a2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6e29b3b5-db3a-4fb8-9ff7-74b2250436a2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6e29b3b5-db3a-4fb8-9ff7-74b2250436a2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6e29b3b5-db3a-4fb8-9ff7-74b2250436a2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product33_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6e29b3b5-db3a-4fb8-9ff7-74b2250436a2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6e29b3b5-db3a-4fb8-9ff7-74b2250436a2/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 3e754f75ca06d39e1069a0bad88498ddd2436bb7 ...................................................................................................................................................................................................................................................................................................................................................................................................................... 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 12:57:59,064 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 12:57:59,065 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 12:57:59,071 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 12:57:59,071 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 12:57:59,072 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 12:57:59,072 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 12:57:59,073 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 12:57:59,074 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 12:57:59,074 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 12:57:59,075 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 12:57:59,075 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 12:57:59,076 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 12:57:59,076 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 12:57:59,077 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 12:57:59,077 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 12:57:59,078 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 12:57:59,079 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 12:57:59,080 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 12:57:59,081 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 12:57:59,081 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 12:57:59,082 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 12:57:59,083 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 12:57:59,083 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 12:57:59,083 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 12:57:59,084 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 12:57:59,084 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 12:57:59,085 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 12:57:59,085 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 12:57:59,086 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 12:57:59,086 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 12:57:59,086 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 12:57:59,086 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 12:57:59,087 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 12:57:59,087 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 12:57:59,088 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 12:57:59,088 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6e29b3b5-db3a-4fb8-9ff7-74b2250436a2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 12:57:59,095 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 12:57:59,095 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 12:57:59,096 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 12:57:59,096 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 12:57:59,096 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 12:57:59,096 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 12:57:59,096 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 12:57:59,096 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 12:57:59,097 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 12:57:59,097 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 12:57:59,097 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 12:57:59,097 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 12:57:59,097 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 12:57:59,097 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 12:57:59,097 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 12:57:59,097 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 12:57:59,097 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 12:57:59,097 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 12:57:59,098 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 12:57:59,098 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 12:57:59,098 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 12:57:59,098 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 12:57:59,098 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 12:57:59,098 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 12:57:59,098 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 12:57:59,098 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 12:57:59,098 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 12:57:59,098 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 12:57:59,099 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 12:57:59,099 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_6e29b3b5-db3a-4fb8-9ff7-74b2250436a2/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 -> 3e754f75ca06d39e1069a0bad88498ddd2436bb7 [2018-12-09 12:57:59,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 12:57:59,123 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 12:57:59,125 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 12:57:59,126 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 12:57:59,126 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 12:57:59,126 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6e29b3b5-db3a-4fb8-9ff7-74b2250436a2/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product33_false-unreach-call_false-termination.cil.c [2018-12-09 12:57:59,172 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6e29b3b5-db3a-4fb8-9ff7-74b2250436a2/bin-2019/ukojak/data/17ca233b6/5d2cab74253941bcbf85aca3abea3f64/FLAGcf7321426 [2018-12-09 12:57:59,542 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 12:57:59,542 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6e29b3b5-db3a-4fb8-9ff7-74b2250436a2/sv-benchmarks/c/product-lines/minepump_spec1_product33_false-unreach-call_false-termination.cil.c [2018-12-09 12:57:59,548 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6e29b3b5-db3a-4fb8-9ff7-74b2250436a2/bin-2019/ukojak/data/17ca233b6/5d2cab74253941bcbf85aca3abea3f64/FLAGcf7321426 [2018-12-09 12:57:59,555 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6e29b3b5-db3a-4fb8-9ff7-74b2250436a2/bin-2019/ukojak/data/17ca233b6/5d2cab74253941bcbf85aca3abea3f64 [2018-12-09 12:57:59,557 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 12:57:59,558 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 12:57:59,558 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 12:57:59,558 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 12:57:59,560 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 12:57:59,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:57:59" (1/1) ... [2018-12-09 12:57:59,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d622ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:59, skipping insertion in model container [2018-12-09 12:57:59,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:57:59" (1/1) ... [2018-12-09 12:57:59,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 12:57:59,587 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 12:57:59,739 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:57:59,748 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 12:57:59,822 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:57:59,837 INFO L195 MainTranslator]: Completed translation [2018-12-09 12:57:59,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:59 WrapperNode [2018-12-09 12:57:59,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 12:57:59,838 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 12:57:59,838 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 12:57:59,838 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 12:57:59,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:59" (1/1) ... [2018-12-09 12:57:59,855 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:59" (1/1) ... [2018-12-09 12:57:59,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 12:57:59,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 12:57:59,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 12:57:59,872 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 12:57:59,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:59" (1/1) ... [2018-12-09 12:57:59,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:59" (1/1) ... [2018-12-09 12:57:59,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:59" (1/1) ... [2018-12-09 12:57:59,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:59" (1/1) ... [2018-12-09 12:57:59,883 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:59" (1/1) ... [2018-12-09 12:57:59,887 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:59" (1/1) ... [2018-12-09 12:57:59,888 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:59" (1/1) ... [2018-12-09 12:57:59,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 12:57:59,890 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 12:57:59,890 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 12:57:59,890 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 12:57:59,890 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6e29b3b5-db3a-4fb8-9ff7-74b2250436a2/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 12:57:59,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 12:57:59,923 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 12:57:59,923 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 12:57:59,923 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 12:57:59,923 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 12:57:59,923 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 12:57:59,923 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 12:57:59,923 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 12:57:59,923 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 12:57:59,924 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 12:57:59,924 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 12:57:59,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 12:57:59,924 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 12:57:59,924 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 12:57:59,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 12:57:59,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 12:58:00,332 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 12:58:00,332 INFO L280 CfgBuilder]: Removed 34 assue(true) statements. [2018-12-09 12:58:00,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:58:00 BoogieIcfgContainer [2018-12-09 12:58:00,333 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 12:58:00,333 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 12:58:00,333 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 12:58:00,339 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 12:58:00,340 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:58:00" (1/1) ... [2018-12-09 12:58:00,346 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:58:00,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:58:00,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2018-12-09 12:58:00,371 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2018-12-09 12:58:00,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 12:58:00,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:58:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:58:00,477 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 12:58:00,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:58:00,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2018-12-09 12:58:00,485 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2018-12-09 12:58:00,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 12:58:00,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:58:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:58:00,527 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 12:58:00,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:58:00,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2018-12-09 12:58:00,547 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2018-12-09 12:58:00,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 12:58:00,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:58:00,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:58:00,582 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 12:58:00,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:58:00,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 57 states and 79 transitions. [2018-12-09 12:58:00,651 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2018-12-09 12:58:00,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 12:58:00,652 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:58:00,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:58:00,740 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 12:58:00,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:58:00,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 68 states and 104 transitions. [2018-12-09 12:58:00,932 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 104 transitions. [2018-12-09 12:58:00,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 12:58:00,933 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:58:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:58:00,968 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 12:58:01,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:58:01,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 74 states and 120 transitions. [2018-12-09 12:58:01,149 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 120 transitions. [2018-12-09 12:58:01,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 12:58:01,150 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:58:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:58:01,174 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 12:58:01,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:58:01,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 75 states and 121 transitions. [2018-12-09 12:58:01,235 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 121 transitions. [2018-12-09 12:58:01,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 12:58:01,236 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:58:01,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:58:01,257 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 12:58:01,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:58:01,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 76 states and 122 transitions. [2018-12-09 12:58:01,265 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2018-12-09 12:58:01,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 12:58:01,266 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:58:01,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:58:01,371 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 12:58:02,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:58:02,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 92 states and 163 transitions. [2018-12-09 12:58:02,100 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 163 transitions. [2018-12-09 12:58:02,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 12:58:02,101 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:58:02,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:58:02,115 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 12:58:02,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:58:02,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 95 states and 168 transitions. [2018-12-09 12:58:02,218 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 168 transitions. [2018-12-09 12:58:02,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 12:58:02,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:58:02,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:58:02,244 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 12:58:02,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:58:02,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 96 states and 169 transitions. [2018-12-09 12:58:02,281 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 169 transitions. [2018-12-09 12:58:02,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 12:58:02,281 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:58:02,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:58:02,295 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 12:58:02,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:58:02,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 99 states and 176 transitions. [2018-12-09 12:58:02,353 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 176 transitions. [2018-12-09 12:58:02,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 12:58:02,353 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:58:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:58:02,365 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 12:58:02,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:58:02,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 101 states and 178 transitions. [2018-12-09 12:58:02,504 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 178 transitions. [2018-12-09 12:58:02,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 12:58:02,504 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:58:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:58:02,518 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 12:58:02,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:58:02,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 103 states and 181 transitions. [2018-12-09 12:58:02,603 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 181 transitions. [2018-12-09 12:58:02,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 12:58:02,603 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:58:02,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:58:02,622 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 12:58:02,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:58:02,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 110 states and 194 transitions. [2018-12-09 12:58:02,724 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 194 transitions. [2018-12-09 12:58:02,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 12:58:02,724 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:58:02,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:58:02,782 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 12:58:03,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:58:03,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 115 states and 201 transitions. [2018-12-09 12:58:03,185 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 201 transitions. [2018-12-09 12:58:03,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 12:58:03,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:58:03,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 12:58:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 12:58:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 12:58:03,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 12:58:03,331 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 16 iterations. [2018-12-09 12:58:03,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 12:58:03 ImpRootNode [2018-12-09 12:58:03,386 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 12:58:03,386 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 12:58:03,386 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 12:58:03,386 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 12:58:03,387 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:58:00" (3/4) ... [2018-12-09 12:58:03,388 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 12:58:03,451 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6e29b3b5-db3a-4fb8-9ff7-74b2250436a2/bin-2019/ukojak/witness.graphml [2018-12-09 12:58:03,451 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 12:58:03,451 INFO L168 Benchmark]: Toolchain (without parser) took 3894.05 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 224.9 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -192.0 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2018-12-09 12:58:03,452 INFO L168 Benchmark]: CDTParser took 0.10 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. [2018-12-09 12:58:03,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 279.47 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 65.0 MB). Free memory was 954.9 MB in the beginning and 1.0 GB in the end (delta: -92.6 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-12-09 12:58:03,453 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.85 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:58:03,453 INFO L168 Benchmark]: Boogie Preprocessor took 17.39 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:58:03,453 INFO L168 Benchmark]: RCFGBuilder took 442.87 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 982.8 MB in the end (delta: 64.7 MB). Peak memory consumption was 64.7 MB. Max. memory is 11.5 GB. [2018-12-09 12:58:03,453 INFO L168 Benchmark]: CodeCheck took 3053.32 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 159.9 MB). Free memory was 982.8 MB in the beginning and 1.2 GB in the end (delta: -183.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:58:03,453 INFO L168 Benchmark]: Witness Printer took 64.73 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2018-12-09 12:58:03,454 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, 66 locations, 1 error locations. UNSAFE Result, 2.9s OverallTime, 16 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 707480 SDtfs, 270154 SDslu, 458532 SDs, 0 SdLazy, 451366 SolverSat, 121404 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3116 GetRequests, 2987 SyntacticMatches, 11 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5689 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 372 NumberOfCodeBlocks, 372 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 330 ConstructedInterpolants, 0 QuantifiedInterpolants, 19158 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: 410]: 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; [L424] int pumpRunning = 0; [L425] int systemActive = 1; [L683] int cleanupTimeShifts = 4; [L806] int waterLevel = 1; [L807] int methaneLevelCritical = 0; [L756] int retValue_acc ; [L757] int tmp ; [L674] int retValue_acc ; [L677] retValue_acc = 1 [L678] return (retValue_acc); [L763] tmp = valid_product() [L765] COND TRUE \read(tmp) [L581] int splverifierCounter ; [L582] int tmp ; [L583] int tmp___0 ; [L584] int tmp___1 ; [L585] int tmp___2 ; [L588] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L590] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L592] COND TRUE splverifierCounter < 4 [L598] tmp = __VERIFIER_nondet_int() [L600] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L602] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L824] COND TRUE waterLevel < 2 [L825] waterLevel = waterLevel + 1 [L602] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L608] tmp___0 = __VERIFIER_nondet_int() [L610] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L612] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L836] COND FALSE !(\read(methaneLevelCritical)) [L839] methaneLevelCritical = 1 [L612] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L618] tmp___2 = __VERIFIER_nondet_int() [L620] COND FALSE !(\read(tmp___2)) [L624] tmp___1 = __VERIFIER_nondet_int() [L626] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L633] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L432] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L439] COND TRUE \read(systemActive) [L461] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L464] COND TRUE ! pumpRunning [L558] int retValue_acc ; [L559] int tmp ; [L560] int tmp___0 ; [L886] int retValue_acc ; [L889] COND FALSE !(waterLevel < 2) [L893] retValue_acc = 0 [L894] return (retValue_acc); [L564] tmp = isHighWaterSensorDry() [L566] COND FALSE !(\read(tmp)) [L569] tmp___0 = 1 [L571] retValue_acc = tmp___0 [L572] return (retValue_acc); [L466] tmp = isHighWaterLevel() [L468] COND TRUE \read(tmp) [L489] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L780] int tmp ; [L781] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L785] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L845] int retValue_acc ; [L848] retValue_acc = methaneLevelCritical [L849] return (retValue_acc); [L785] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L785] tmp = isMethaneLevelCritical() [L787] COND TRUE \read(tmp) [L513] int retValue_acc ; [L516] retValue_acc = pumpRunning [L517] return (retValue_acc); [L789] tmp___0 = isPumpRunning() [L791] 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] [L410] __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 0.10 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 279.47 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 65.0 MB). Free memory was 954.9 MB in the beginning and 1.0 GB in the end (delta: -92.6 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.85 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.39 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 442.87 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 982.8 MB in the end (delta: 64.7 MB). Peak memory consumption was 64.7 MB. Max. memory is 11.5 GB. * CodeCheck took 3053.32 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 159.9 MB). Free memory was 982.8 MB in the beginning and 1.2 GB in the end (delta: -183.1 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 64.73 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...