./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product29_true-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_d1423cff-83fd-47a2-8234-d50d6ac17488/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d1423cff-83fd-47a2-8234-d50d6ac17488/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d1423cff-83fd-47a2-8234-d50d6ac17488/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d1423cff-83fd-47a2-8234-d50d6ac17488/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product29_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d1423cff-83fd-47a2-8234-d50d6ac17488/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d1423cff-83fd-47a2-8234-d50d6ac17488/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 66834ce7ab851f30f4141210f1887a35b259a922 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 09:15:56,327 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 09:15:56,328 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 09:15:56,334 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 09:15:56,335 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 09:15:56,335 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 09:15:56,336 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 09:15:56,337 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 09:15:56,338 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 09:15:56,338 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 09:15:56,339 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 09:15:56,339 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 09:15:56,339 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 09:15:56,340 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 09:15:56,340 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 09:15:56,341 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 09:15:56,341 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 09:15:56,342 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 09:15:56,343 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 09:15:56,344 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 09:15:56,344 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 09:15:56,345 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 09:15:56,346 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 09:15:56,346 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 09:15:56,346 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 09:15:56,347 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 09:15:56,347 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 09:15:56,348 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 09:15:56,348 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 09:15:56,349 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 09:15:56,349 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 09:15:56,349 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 09:15:56,350 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 09:15:56,350 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 09:15:56,350 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 09:15:56,351 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 09:15:56,351 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d1423cff-83fd-47a2-8234-d50d6ac17488/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 09:15:56,358 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 09:15:56,358 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 09:15:56,359 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 09:15:56,359 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 09:15:56,359 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 09:15:56,359 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 09:15:56,359 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 09:15:56,359 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 09:15:56,359 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 09:15:56,359 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 09:15:56,360 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 09:15:56,360 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 09:15:56,360 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 09:15:56,360 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 09:15:56,360 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 09:15:56,360 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 09:15:56,360 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 09:15:56,361 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 09:15:56,361 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 09:15:56,361 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 09:15:56,361 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 09:15:56,361 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 09:15:56,361 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 09:15:56,361 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 09:15:56,361 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 09:15:56,362 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 09:15:56,362 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 09:15:56,362 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 09:15:56,362 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 09:15:56,362 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 09:15:56,362 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 09:15:56,362 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 09:15:56,362 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 09:15:56,363 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 09:15:56,363 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 09:15:56,363 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 09:15:56,363 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_d1423cff-83fd-47a2-8234-d50d6ac17488/bin-2019/utaipan 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 -> Taipan 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 -> 66834ce7ab851f30f4141210f1887a35b259a922 [2018-12-09 09:15:56,380 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 09:15:56,386 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 09:15:56,388 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 09:15:56,389 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 09:15:56,389 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 09:15:56,389 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d1423cff-83fd-47a2-8234-d50d6ac17488/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product29_true-unreach-call_false-termination.cil.c [2018-12-09 09:15:56,424 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d1423cff-83fd-47a2-8234-d50d6ac17488/bin-2019/utaipan/data/1e778304a/16dbbb9dec8f46dda3eb0b1c4397569b/FLAG087233568 [2018-12-09 09:15:56,742 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 09:15:56,742 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d1423cff-83fd-47a2-8234-d50d6ac17488/sv-benchmarks/c/product-lines/minepump_spec2_product29_true-unreach-call_false-termination.cil.c [2018-12-09 09:15:56,749 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d1423cff-83fd-47a2-8234-d50d6ac17488/bin-2019/utaipan/data/1e778304a/16dbbb9dec8f46dda3eb0b1c4397569b/FLAG087233568 [2018-12-09 09:15:56,757 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d1423cff-83fd-47a2-8234-d50d6ac17488/bin-2019/utaipan/data/1e778304a/16dbbb9dec8f46dda3eb0b1c4397569b [2018-12-09 09:15:56,759 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 09:15:56,759 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 09:15:56,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 09:15:56,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 09:15:56,762 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 09:15:56,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:15:56" (1/1) ... [2018-12-09 09:15:56,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:15:56, skipping insertion in model container [2018-12-09 09:15:56,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:15:56" (1/1) ... [2018-12-09 09:15:56,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 09:15:56,791 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 09:15:56,951 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:15:56,991 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 09:15:57,050 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:15:57,067 INFO L195 MainTranslator]: Completed translation [2018-12-09 09:15:57,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:15:57 WrapperNode [2018-12-09 09:15:57,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 09:15:57,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 09:15:57,068 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 09:15:57,068 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 09:15:57,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:15:57" (1/1) ... [2018-12-09 09:15:57,083 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:15:57" (1/1) ... [2018-12-09 09:15:57,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 09:15:57,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 09:15:57,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 09:15:57,089 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 09:15:57,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:15:57" (1/1) ... [2018-12-09 09:15:57,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:15:57" (1/1) ... [2018-12-09 09:15:57,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:15:57" (1/1) ... [2018-12-09 09:15:57,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:15:57" (1/1) ... [2018-12-09 09:15:57,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:15:57" (1/1) ... [2018-12-09 09:15:57,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:15:57" (1/1) ... [2018-12-09 09:15:57,110 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:15:57" (1/1) ... [2018-12-09 09:15:57,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 09:15:57,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 09:15:57,113 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 09:15:57,113 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 09:15:57,114 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:15:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d1423cff-83fd-47a2-8234-d50d6ac17488/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2018-12-09 09:15:57,148 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 09:15:57,148 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 09:15:57,149 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 09:15:57,149 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 09:15:57,149 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-09 09:15:57,149 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-09 09:15:57,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 09:15:57,149 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 09:15:57,149 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 09:15:57,149 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 09:15:57,149 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 09:15:57,149 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 09:15:57,149 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 09:15:57,149 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 09:15:57,149 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 09:15:57,150 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-09 09:15:57,150 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-09 09:15:57,150 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-12-09 09:15:57,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-12-09 09:15:57,150 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-12-09 09:15:57,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-12-09 09:15:57,150 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 09:15:57,150 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 09:15:57,150 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 09:15:57,150 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 09:15:57,150 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 09:15:57,150 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 09:15:57,150 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 09:15:57,150 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 09:15:57,150 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 09:15:57,151 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 09:15:57,151 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 09:15:57,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 09:15:57,151 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 09:15:57,151 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 09:15:57,151 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-09 09:15:57,151 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-09 09:15:57,151 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 09:15:57,151 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 09:15:57,151 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 09:15:57,151 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 09:15:57,151 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-09 09:15:57,152 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-09 09:15:57,152 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 09:15:57,152 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 09:15:57,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 09:15:57,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 09:15:57,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 09:15:57,152 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 09:15:57,152 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 09:15:57,152 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 09:15:57,152 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 09:15:57,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 09:15:57,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 09:15:57,428 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 09:15:57,429 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 09:15:57,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:15:57 BoogieIcfgContainer [2018-12-09 09:15:57,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 09:15:57,429 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 09:15:57,430 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 09:15:57,431 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 09:15:57,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 09:15:56" (1/3) ... [2018-12-09 09:15:57,432 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44cd2204 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:15:57, skipping insertion in model container [2018-12-09 09:15:57,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:15:57" (2/3) ... [2018-12-09 09:15:57,432 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44cd2204 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:15:57, skipping insertion in model container [2018-12-09 09:15:57,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:15:57" (3/3) ... [2018-12-09 09:15:57,433 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product29_true-unreach-call_false-termination.cil.c [2018-12-09 09:15:57,439 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 09:15:57,444 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 09:15:57,453 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 09:15:57,472 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 09:15:57,472 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 09:15:57,472 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 09:15:57,472 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 09:15:57,472 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 09:15:57,472 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 09:15:57,472 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 09:15:57,472 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 09:15:57,484 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2018-12-09 09:15:57,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 09:15:57,489 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:15:57,489 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:15:57,490 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:15:57,494 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:15:57,494 INFO L82 PathProgramCache]: Analyzing trace with hash 956593557, now seen corresponding path program 1 times [2018-12-09 09:15:57,495 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:15:57,523 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:15:57,523 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:15:57,523 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:15:57,523 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:15:57,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:15:57,635 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 09:15:57,636 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:15:57,636 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 09:15:57,637 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:15:57,640 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 09:15:57,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 09:15:57,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 09:15:57,648 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 2 states. [2018-12-09 09:15:57,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:15:57,670 INFO L93 Difference]: Finished difference Result 244 states and 307 transitions. [2018-12-09 09:15:57,670 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 09:15:57,671 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-12-09 09:15:57,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:15:57,677 INFO L225 Difference]: With dead ends: 244 [2018-12-09 09:15:57,677 INFO L226 Difference]: Without dead ends: 124 [2018-12-09 09:15:57,679 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 09:15:57,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-12-09 09:15:57,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2018-12-09 09:15:57,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-12-09 09:15:57,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 147 transitions. [2018-12-09 09:15:57,709 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 147 transitions. Word has length 51 [2018-12-09 09:15:57,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:15:57,709 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 147 transitions. [2018-12-09 09:15:57,709 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 09:15:57,709 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 147 transitions. [2018-12-09 09:15:57,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 09:15:57,711 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:15:57,711 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:15:57,711 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:15:57,712 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:15:57,712 INFO L82 PathProgramCache]: Analyzing trace with hash -196772540, now seen corresponding path program 1 times [2018-12-09 09:15:57,712 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:15:57,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:15:57,712 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:15:57,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:15:57,713 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:15:57,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:15:57,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:15:57,768 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:15:57,768 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 09:15:57,768 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:15:57,769 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 09:15:57,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 09:15:57,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 09:15:57,770 INFO L87 Difference]: Start difference. First operand 124 states and 147 transitions. Second operand 3 states. [2018-12-09 09:15:57,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:15:57,782 INFO L93 Difference]: Finished difference Result 193 states and 229 transitions. [2018-12-09 09:15:57,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 09:15:57,783 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-12-09 09:15:57,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:15:57,784 INFO L225 Difference]: With dead ends: 193 [2018-12-09 09:15:57,784 INFO L226 Difference]: Without dead ends: 115 [2018-12-09 09:15:57,785 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 09:15:57,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2018-12-09 09:15:57,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2018-12-09 09:15:57,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-12-09 09:15:57,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 135 transitions. [2018-12-09 09:15:57,792 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 135 transitions. Word has length 52 [2018-12-09 09:15:57,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:15:57,793 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 135 transitions. [2018-12-09 09:15:57,793 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 09:15:57,793 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2018-12-09 09:15:57,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-09 09:15:57,794 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:15:57,794 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:15:57,794 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:15:57,794 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:15:57,795 INFO L82 PathProgramCache]: Analyzing trace with hash -1730935260, now seen corresponding path program 1 times [2018-12-09 09:15:57,795 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:15:57,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:15:57,795 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:15:57,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:15:57,796 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:15:57,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:15:57,855 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 09:15:57,855 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:15:57,855 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 09:15:57,855 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:15:57,855 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 09:15:57,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 09:15:57,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 09:15:57,856 INFO L87 Difference]: Start difference. First operand 115 states and 135 transitions. Second operand 7 states. [2018-12-09 09:15:58,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:15:58,041 INFO L93 Difference]: Finished difference Result 202 states and 243 transitions. [2018-12-09 09:15:58,042 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 09:15:58,042 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2018-12-09 09:15:58,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:15:58,043 INFO L225 Difference]: With dead ends: 202 [2018-12-09 09:15:58,043 INFO L226 Difference]: Without dead ends: 115 [2018-12-09 09:15:58,043 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 09:15:58,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2018-12-09 09:15:58,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2018-12-09 09:15:58,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-12-09 09:15:58,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 134 transitions. [2018-12-09 09:15:58,051 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 134 transitions. Word has length 56 [2018-12-09 09:15:58,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:15:58,051 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 134 transitions. [2018-12-09 09:15:58,051 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 09:15:58,051 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 134 transitions. [2018-12-09 09:15:58,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 09:15:58,053 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:15:58,053 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:15:58,053 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:15:58,053 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:15:58,053 INFO L82 PathProgramCache]: Analyzing trace with hash 1925260307, now seen corresponding path program 1 times [2018-12-09 09:15:58,053 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:15:58,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:15:58,054 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:15:58,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:15:58,054 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:15:58,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:15:58,146 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 09:15:58,146 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:15:58,146 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 09:15:58,146 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:15:58,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 09:15:58,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 09:15:58,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 09:15:58,147 INFO L87 Difference]: Start difference. First operand 115 states and 134 transitions. Second operand 6 states. [2018-12-09 09:15:58,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:15:58,262 INFO L93 Difference]: Finished difference Result 281 states and 341 transitions. [2018-12-09 09:15:58,262 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 09:15:58,262 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 69 [2018-12-09 09:15:58,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:15:58,265 INFO L225 Difference]: With dead ends: 281 [2018-12-09 09:15:58,265 INFO L226 Difference]: Without dead ends: 194 [2018-12-09 09:15:58,266 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 09:15:58,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2018-12-09 09:15:58,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 192. [2018-12-09 09:15:58,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-12-09 09:15:58,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 228 transitions. [2018-12-09 09:15:58,286 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 228 transitions. Word has length 69 [2018-12-09 09:15:58,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:15:58,286 INFO L480 AbstractCegarLoop]: Abstraction has 192 states and 228 transitions. [2018-12-09 09:15:58,287 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 09:15:58,287 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 228 transitions. [2018-12-09 09:15:58,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-09 09:15:58,289 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:15:58,289 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:15:58,289 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:15:58,289 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:15:58,290 INFO L82 PathProgramCache]: Analyzing trace with hash 2141954135, now seen corresponding path program 1 times [2018-12-09 09:15:58,290 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:15:58,290 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:15:58,290 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:15:58,291 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:15:58,291 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:15:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:15:58,363 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 09:15:58,363 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:15:58,363 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 09:15:58,363 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:15:58,364 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 09:15:58,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 09:15:58,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 09:15:58,364 INFO L87 Difference]: Start difference. First operand 192 states and 228 transitions. Second operand 7 states. [2018-12-09 09:15:58,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:15:58,560 INFO L93 Difference]: Finished difference Result 290 states and 353 transitions. [2018-12-09 09:15:58,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 09:15:58,561 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 73 [2018-12-09 09:15:58,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:15:58,561 INFO L225 Difference]: With dead ends: 290 [2018-12-09 09:15:58,562 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 09:15:58,563 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-12-09 09:15:58,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 09:15:58,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 09:15:58,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 09:15:58,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 09:15:58,564 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2018-12-09 09:15:58,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:15:58,564 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 09:15:58,564 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 09:15:58,564 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 09:15:58,564 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 09:15:58,568 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 09:15:59,000 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 480 486) the Hoare annotation is: true [2018-12-09 09:15:59,000 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 480 486) no Hoare annotation was computed. [2018-12-09 09:15:59,000 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 487 495) no Hoare annotation was computed. [2018-12-09 09:15:59,000 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 487 495) the Hoare annotation is: true [2018-12-09 09:15:59,000 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 487 495) no Hoare annotation was computed. [2018-12-09 09:15:59,000 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 399 421) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:15:59,001 INFO L444 ceAbstractionStarter]: At program point L411(line 411) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:15:59,001 INFO L444 ceAbstractionStarter]: At program point L411-1(line 411) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:15:59,001 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 416) no Hoare annotation was computed. [2018-12-09 09:15:59,001 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 399 421) no Hoare annotation was computed. [2018-12-09 09:15:59,001 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 409 416) no Hoare annotation was computed. [2018-12-09 09:15:59,001 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-12-09 09:15:59,001 INFO L444 ceAbstractionStarter]: At program point L406(line 406) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:15:59,001 INFO L444 ceAbstractionStarter]: At program point L405(line 405) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:15:59,001 INFO L444 ceAbstractionStarter]: At program point L405-1(line 405) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:15:59,001 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 399 421) no Hoare annotation was computed. [2018-12-09 09:15:59,001 INFO L444 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-12-09 09:15:59,001 INFO L448 ceAbstractionStarter]: For program point L93(lines 93 101) no Hoare annotation was computed. [2018-12-09 09:15:59,001 INFO L444 ceAbstractionStarter]: At program point L91(line 91) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-12-09 09:15:59,001 INFO L448 ceAbstractionStarter]: For program point L91-1(line 91) no Hoare annotation was computed. [2018-12-09 09:15:59,001 INFO L448 ceAbstractionStarter]: For program point L89(lines 89 106) no Hoare annotation was computed. [2018-12-09 09:15:59,002 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 85 109) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-12-09 09:15:59,002 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 85 109) no Hoare annotation was computed. [2018-12-09 09:15:59,002 INFO L444 ceAbstractionStarter]: At program point L104(line 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-12-09 09:15:59,002 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 85 109) no Hoare annotation was computed. [2018-12-09 09:15:59,002 INFO L444 ceAbstractionStarter]: At program point L99(line 99) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-12-09 09:15:59,002 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 180 188) no Hoare annotation was computed. [2018-12-09 09:15:59,002 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 180 188) the Hoare annotation is: true [2018-12-09 09:15:59,002 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 180 188) no Hoare annotation was computed. [2018-12-09 09:15:59,002 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2018-12-09 09:15:59,002 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 225 243) the Hoare annotation is: true [2018-12-09 09:15:59,002 INFO L451 ceAbstractionStarter]: At program point L232(line 232) the Hoare annotation is: true [2018-12-09 09:15:59,002 INFO L448 ceAbstractionStarter]: For program point L234-2(lines 234 238) no Hoare annotation was computed. [2018-12-09 09:15:59,002 INFO L448 ceAbstractionStarter]: For program point L232-1(line 232) no Hoare annotation was computed. [2018-12-09 09:15:59,002 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 225 243) no Hoare annotation was computed. [2018-12-09 09:15:59,002 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 225 243) no Hoare annotation was computed. [2018-12-09 09:15:59,002 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 473 479) no Hoare annotation was computed. [2018-12-09 09:15:59,002 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 473 479) the Hoare annotation is: true [2018-12-09 09:15:59,002 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 385 395) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:15:59,003 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 385 395) no Hoare annotation was computed. [2018-12-09 09:15:59,003 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 385 395) no Hoare annotation was computed. [2018-12-09 09:15:59,003 INFO L444 ceAbstractionStarter]: At program point L390(line 390) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:15:59,003 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 169 179) the Hoare annotation is: true [2018-12-09 09:15:59,003 INFO L451 ceAbstractionStarter]: At program point L174(line 174) the Hoare annotation is: true [2018-12-09 09:15:59,003 INFO L448 ceAbstractionStarter]: For program point L174-1(line 174) no Hoare annotation was computed. [2018-12-09 09:15:59,003 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 169 179) no Hoare annotation was computed. [2018-12-09 09:15:59,003 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 169 179) no Hoare annotation was computed. [2018-12-09 09:15:59,003 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 161 168) the Hoare annotation is: true [2018-12-09 09:15:59,003 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 161 168) no Hoare annotation was computed. [2018-12-09 09:15:59,003 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 161 168) no Hoare annotation was computed. [2018-12-09 09:15:59,003 INFO L448 ceAbstractionStarter]: For program point L130-1(lines 111 135) no Hoare annotation was computed. [2018-12-09 09:15:59,003 INFO L444 ceAbstractionStarter]: At program point L125(line 125) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-12-09 09:15:59,003 INFO L444 ceAbstractionStarter]: At program point L121(line 121) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-12-09 09:15:59,003 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 127) no Hoare annotation was computed. [2018-12-09 09:15:59,003 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 111 135) no Hoare annotation was computed. [2018-12-09 09:15:59,003 INFO L444 ceAbstractionStarter]: At program point L117(line 117) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-12-09 09:15:59,003 INFO L448 ceAbstractionStarter]: For program point L117-1(line 117) no Hoare annotation was computed. [2018-12-09 09:15:59,003 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 111 135) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-12-09 09:15:59,004 INFO L448 ceAbstractionStarter]: For program point L115(lines 115 132) no Hoare annotation was computed. [2018-12-09 09:15:59,004 INFO L444 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-12-09 09:15:59,004 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 77 83) no Hoare annotation was computed. [2018-12-09 09:15:59,004 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 77 83) the Hoare annotation is: true [2018-12-09 09:15:59,004 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 248 311) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:15:59,004 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 248 311) no Hoare annotation was computed. [2018-12-09 09:15:59,004 INFO L444 ceAbstractionStarter]: At program point L304(lines 257 305) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:15:59,004 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 298) no Hoare annotation was computed. [2018-12-09 09:15:59,004 INFO L444 ceAbstractionStarter]: At program point L294-2(lines 288 299) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-12-09 09:15:59,004 INFO L448 ceAbstractionStarter]: For program point L259(lines 258 303) no Hoare annotation was computed. [2018-12-09 09:15:59,004 INFO L448 ceAbstractionStarter]: For program point L288(lines 288 299) no Hoare annotation was computed. [2018-12-09 09:15:59,004 INFO L444 ceAbstractionStarter]: At program point L280(line 280) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-12-09 09:15:59,004 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 284) no Hoare annotation was computed. [2018-12-09 09:15:59,004 INFO L448 ceAbstractionStarter]: For program point L278-1(lines 278 284) no Hoare annotation was computed. [2018-12-09 09:15:59,004 INFO L444 ceAbstractionStarter]: At program point L270(line 270) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-12-09 09:15:59,004 INFO L444 ceAbstractionStarter]: At program point L301(lines 258 303) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-12-09 09:15:59,004 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 274) no Hoare annotation was computed. [2018-12-09 09:15:59,004 INFO L448 ceAbstractionStarter]: For program point L268-1(lines 268 274) no Hoare annotation was computed. [2018-12-09 09:15:59,005 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 264) no Hoare annotation was computed. [2018-12-09 09:15:59,005 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 248 311) no Hoare annotation was computed. [2018-12-09 09:15:59,005 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 577 585) no Hoare annotation was computed. [2018-12-09 09:15:59,005 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 577 585) the Hoare annotation is: true [2018-12-09 09:15:59,005 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 577 585) no Hoare annotation was computed. [2018-12-09 09:15:59,005 INFO L444 ceAbstractionStarter]: At program point L447(line 447) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-12-09 09:15:59,005 INFO L448 ceAbstractionStarter]: For program point L445(lines 445 451) no Hoare annotation was computed. [2018-12-09 09:15:59,005 INFO L448 ceAbstractionStarter]: For program point L444(lines 444 454) no Hoare annotation was computed. [2018-12-09 09:15:59,005 INFO L444 ceAbstractionStarter]: At program point L442(line 442) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-12-09 09:15:59,005 INFO L448 ceAbstractionStarter]: For program point L442-1(line 442) no Hoare annotation was computed. [2018-12-09 09:15:59,005 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 457) no Hoare annotation was computed. [2018-12-09 09:15:59,005 INFO L448 ceAbstractionStarter]: For program point L440-1(lines 432 460) no Hoare annotation was computed. [2018-12-09 09:15:59,005 INFO L451 ceAbstractionStarter]: At program point L438(line 438) the Hoare annotation is: true [2018-12-09 09:15:59,005 INFO L448 ceAbstractionStarter]: For program point L438-1(line 438) no Hoare annotation was computed. [2018-12-09 09:15:59,005 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 432 460) the Hoare annotation is: true [2018-12-09 09:15:59,005 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 432 460) no Hoare annotation was computed. [2018-12-09 09:15:59,005 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 424 431) the Hoare annotation is: true [2018-12-09 09:15:59,005 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 424 431) no Hoare annotation was computed. [2018-12-09 09:15:59,005 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 424 431) no Hoare annotation was computed. [2018-12-09 09:15:59,005 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 09:15:59,006 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-12-09 09:15:59,006 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 09:15:59,006 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 524 535) no Hoare annotation was computed. [2018-12-09 09:15:59,006 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 524 535) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:15:59,006 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 524 535) no Hoare annotation was computed. [2018-12-09 09:15:59,006 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 323 352) no Hoare annotation was computed. [2018-12-09 09:15:59,006 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 323 352) the Hoare annotation is: true [2018-12-09 09:15:59,006 INFO L451 ceAbstractionStarter]: At program point L348(lines 323 352) the Hoare annotation is: true [2018-12-09 09:15:59,006 INFO L448 ceAbstractionStarter]: For program point L344(line 344) no Hoare annotation was computed. [2018-12-09 09:15:59,006 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 341) no Hoare annotation was computed. [2018-12-09 09:15:59,006 INFO L451 ceAbstractionStarter]: At program point L337-1(lines 337 341) the Hoare annotation is: true [2018-12-09 09:15:59,006 INFO L448 ceAbstractionStarter]: For program point L334(line 334) no Hoare annotation was computed. [2018-12-09 09:15:59,006 INFO L451 ceAbstractionStarter]: At program point L333-2(lines 333 347) the Hoare annotation is: true [2018-12-09 09:15:59,006 INFO L451 ceAbstractionStarter]: At program point L329(line 329) the Hoare annotation is: true [2018-12-09 09:15:59,006 INFO L448 ceAbstractionStarter]: For program point L329-1(line 329) no Hoare annotation was computed. [2018-12-09 09:15:59,006 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 536 544) the Hoare annotation is: true [2018-12-09 09:15:59,006 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 536 544) no Hoare annotation was computed. [2018-12-09 09:15:59,006 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 536 544) no Hoare annotation was computed. [2018-12-09 09:15:59,006 INFO L444 ceAbstractionStarter]: At program point L64(lines 64 70) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-12-09 09:15:59,006 INFO L444 ceAbstractionStarter]: At program point L59(line 59) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-12-09 09:15:59,007 INFO L448 ceAbstractionStarter]: For program point L57(lines 56 75) no Hoare annotation was computed. [2018-12-09 09:15:59,007 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 53 76) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-12-09 09:15:59,007 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 53 76) no Hoare annotation was computed. [2018-12-09 09:15:59,007 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 53 76) no Hoare annotation was computed. [2018-12-09 09:15:59,007 INFO L444 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-12-09 09:15:59,007 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 500 511) the Hoare annotation is: true [2018-12-09 09:15:59,007 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 500 511) no Hoare annotation was computed. [2018-12-09 09:15:59,007 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 500 511) no Hoare annotation was computed. [2018-12-09 09:15:59,007 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 377 383) no Hoare annotation was computed. [2018-12-09 09:15:59,007 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 377 383) the Hoare annotation is: true [2018-12-09 09:15:59,007 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 09:15:59,007 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-12-09 09:15:59,007 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 09:15:59,007 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 09:15:59,007 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 512 523) no Hoare annotation was computed. [2018-12-09 09:15:59,007 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 512 523) the Hoare annotation is: true [2018-12-09 09:15:59,007 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 512 523) no Hoare annotation was computed. [2018-12-09 09:15:59,007 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 313 320) no Hoare annotation was computed. [2018-12-09 09:15:59,008 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 317) no Hoare annotation was computed. [2018-12-09 09:15:59,008 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 313 320) the Hoare annotation is: true [2018-12-09 09:15:59,008 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 313 320) no Hoare annotation was computed. [2018-12-09 09:15:59,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 09:15:59 BoogieIcfgContainer [2018-12-09 09:15:59,014 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 09:15:59,015 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 09:15:59,015 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 09:15:59,015 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 09:15:59,015 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:15:57" (3/4) ... [2018-12-09 09:15:59,017 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 09:15:59,021 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 09:15:59,021 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 09:15:59,021 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 09:15:59,021 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-09 09:15:59,021 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 09:15:59,021 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-09 09:15:59,021 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 09:15:59,022 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 09:15:59,022 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-09 09:15:59,022 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 09:15:59,022 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 09:15:59,022 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-09 09:15:59,022 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 09:15:59,022 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-09 09:15:59,022 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-12-09 09:15:59,022 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-12-09 09:15:59,022 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 09:15:59,022 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 09:15:59,022 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 09:15:59,022 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 09:15:59,022 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 09:15:59,022 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 09:15:59,022 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 09:15:59,022 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 09:15:59,022 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 09:15:59,026 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-12-09 09:15:59,026 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-09 09:15:59,026 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 09:15:59,027 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 09:15:59,027 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 09:15:59,027 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 09:15:59,043 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(methaneLevelCritical) == 0)) || (\old(pumpRunning) == pumpRunning && splverifierCounter == 0) [2018-12-09 09:15:59,043 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-09 09:15:59,065 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d1423cff-83fd-47a2-8234-d50d6ac17488/bin-2019/utaipan/witness.graphml [2018-12-09 09:15:59,065 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 09:15:59,066 INFO L168 Benchmark]: Toolchain (without parser) took 2306.72 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 86.0 MB). Free memory was 953.5 MB in the beginning and 928.8 MB in the end (delta: 24.7 MB). Peak memory consumption was 110.7 MB. Max. memory is 11.5 GB. [2018-12-09 09:15:59,066 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:15:59,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 307.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 86.0 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -116.5 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-12-09 09:15:59,067 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.73 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 09:15:59,067 INFO L168 Benchmark]: Boogie Preprocessor took 23.50 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 09:15:59,067 INFO L168 Benchmark]: RCFGBuilder took 315.94 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: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. [2018-12-09 09:15:59,067 INFO L168 Benchmark]: TraceAbstraction took 1585.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 939.1 MB in the end (delta: 84.4 MB). Peak memory consumption was 84.4 MB. Max. memory is 11.5 GB. [2018-12-09 09:15:59,067 INFO L168 Benchmark]: Witness Printer took 50.62 ms. Allocated memory is still 1.1 GB. Free memory was 939.1 MB in the beginning and 928.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2018-12-09 09:15:59,068 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 307.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 86.0 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -116.5 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.73 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. * Boogie Preprocessor took 23.50 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 315.94 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: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1585.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 939.1 MB in the end (delta: 84.4 MB). Peak memory consumption was 84.4 MB. Max. memory is 11.5 GB. * Witness Printer took 50.62 ms. Allocated memory is still 1.1 GB. Free memory was 939.1 MB in the beginning and 928.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 317]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(methaneLevelCritical) == 0)) || (\old(pumpRunning) == pumpRunning && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 137 locations, 1 error locations. SAFE Result, 1.5s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 638 SDtfs, 372 SDslu, 1009 SDs, 0 SdLazy, 357 SolverSat, 107 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=192occurred in iteration=4, traceCheckStatistics: No data available, 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 319 PreInvPairs, 332 NumberOfFragments, 502 HoareAnnotationTreeSize, 319 FomulaSimplifications, 68 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 58 FomulaSimplificationsInter, 846 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 301 NumberOfCodeBlocks, 301 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 296 ConstructedInterpolants, 0 QuantifiedInterpolants, 33244 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...