./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product45_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_dcbdbfa8-4ed9-4d6b-b7b9-c4305f784f11/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dcbdbfa8-4ed9-4d6b-b7b9-c4305f784f11/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dcbdbfa8-4ed9-4d6b-b7b9-c4305f784f11/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dcbdbfa8-4ed9-4d6b-b7b9-c4305f784f11/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product45_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_dcbdbfa8-4ed9-4d6b-b7b9-c4305f784f11/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dcbdbfa8-4ed9-4d6b-b7b9-c4305f784f11/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 37cb317c3bc7664ed231fa78380e175cc6a4d8af .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 00:28:56,294 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 00:28:56,295 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 00:28:56,303 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 00:28:56,303 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 00:28:56,303 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 00:28:56,304 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 00:28:56,305 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 00:28:56,306 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 00:28:56,306 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 00:28:56,306 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 00:28:56,306 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 00:28:56,307 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 00:28:56,307 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 00:28:56,308 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 00:28:56,308 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 00:28:56,309 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 00:28:56,309 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 00:28:56,311 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 00:28:56,312 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 00:28:56,312 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 00:28:56,313 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 00:28:56,314 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 00:28:56,314 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 00:28:56,314 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 00:28:56,315 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 00:28:56,315 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 00:28:56,315 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 00:28:56,316 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 00:28:56,316 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 00:28:56,316 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 00:28:56,317 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 00:28:56,317 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 00:28:56,317 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 00:28:56,317 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 00:28:56,318 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 00:28:56,318 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dcbdbfa8-4ed9-4d6b-b7b9-c4305f784f11/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 00:28:56,326 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 00:28:56,326 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 00:28:56,327 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 00:28:56,327 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 00:28:56,327 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 00:28:56,327 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 00:28:56,327 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 00:28:56,328 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 00:28:56,328 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 00:28:56,328 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 00:28:56,328 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 00:28:56,328 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 00:28:56,328 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 00:28:56,329 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 00:28:56,329 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 00:28:56,329 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 00:28:56,329 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 00:28:56,329 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 00:28:56,330 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 00:28:56,330 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 00:28:56,330 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 00:28:56,330 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 00:28:56,330 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 00:28:56,330 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 00:28:56,331 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 00:28:56,331 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 00:28:56,331 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 00:28:56,331 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 00:28:56,331 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 00:28:56,331 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 00:28:56,332 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 00:28:56,332 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 00:28:56,332 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 00:28:56,332 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 00:28:56,332 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 00:28:56,332 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 00:28:56,332 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_dcbdbfa8-4ed9-4d6b-b7b9-c4305f784f11/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 -> 37cb317c3bc7664ed231fa78380e175cc6a4d8af [2018-12-02 00:28:56,357 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 00:28:56,367 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 00:28:56,370 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 00:28:56,371 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 00:28:56,371 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 00:28:56,372 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dcbdbfa8-4ed9-4d6b-b7b9-c4305f784f11/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product45_true-unreach-call_false-termination.cil.c [2018-12-02 00:28:56,414 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dcbdbfa8-4ed9-4d6b-b7b9-c4305f784f11/bin-2019/utaipan/data/697e01dff/75a6b40125304e7daa39b46146ec872b/FLAG8d431cfa3 [2018-12-02 00:28:56,730 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 00:28:56,730 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dcbdbfa8-4ed9-4d6b-b7b9-c4305f784f11/sv-benchmarks/c/product-lines/minepump_spec5_product45_true-unreach-call_false-termination.cil.c [2018-12-02 00:28:56,736 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dcbdbfa8-4ed9-4d6b-b7b9-c4305f784f11/bin-2019/utaipan/data/697e01dff/75a6b40125304e7daa39b46146ec872b/FLAG8d431cfa3 [2018-12-02 00:28:56,744 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dcbdbfa8-4ed9-4d6b-b7b9-c4305f784f11/bin-2019/utaipan/data/697e01dff/75a6b40125304e7daa39b46146ec872b [2018-12-02 00:28:56,746 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 00:28:56,747 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 00:28:56,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 00:28:56,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 00:28:56,750 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 00:28:56,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:28:56" (1/1) ... [2018-12-02 00:28:56,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c8a763 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:28:56, skipping insertion in model container [2018-12-02 00:28:56,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:28:56" (1/1) ... [2018-12-02 00:28:56,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 00:28:56,778 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 00:28:56,920 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:28:56,962 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 00:28:57,011 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:28:57,026 INFO L195 MainTranslator]: Completed translation [2018-12-02 00:28:57,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:28:57 WrapperNode [2018-12-02 00:28:57,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 00:28:57,027 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 00:28:57,027 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 00:28:57,027 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 00:28:57,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:28:57" (1/1) ... [2018-12-02 00:28:57,041 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:28:57" (1/1) ... [2018-12-02 00:28:57,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 00:28:57,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 00:28:57,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 00:28:57,047 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 00:28:57,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:28:57" (1/1) ... [2018-12-02 00:28:57,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:28:57" (1/1) ... [2018-12-02 00:28:57,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:28:57" (1/1) ... [2018-12-02 00:28:57,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:28:57" (1/1) ... [2018-12-02 00:28:57,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:28:57" (1/1) ... [2018-12-02 00:28:57,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:28:57" (1/1) ... [2018-12-02 00:28:57,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:28:57" (1/1) ... [2018-12-02 00:28:57,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 00:28:57,068 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 00:28:57,068 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 00:28:57,068 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 00:28:57,068 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:28:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dcbdbfa8-4ed9-4d6b-b7b9-c4305f784f11/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 [2018-12-02 00:28:57,098 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-02 00:28:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-02 00:28:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 00:28:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 00:28:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 00:28:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-02 00:28:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-02 00:28:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-02 00:28:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-02 00:28:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-02 00:28:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-02 00:28:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 00:28:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 00:28:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-02 00:28:57,100 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-02 00:28:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-02 00:28:57,100 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-02 00:28:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-02 00:28:57,100 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-02 00:28:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-02 00:28:57,100 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-02 00:28:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 00:28:57,100 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 00:28:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 00:28:57,101 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 00:28:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 00:28:57,101 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 00:28:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-02 00:28:57,101 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-02 00:28:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 00:28:57,101 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 00:28:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-02 00:28:57,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-02 00:28:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-02 00:28:57,102 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-02 00:28:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-12-02 00:28:57,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-12-02 00:28:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-12-02 00:28:57,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-12-02 00:28:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-12-02 00:28:57,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-12-02 00:28:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 00:28:57,103 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 00:28:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-02 00:28:57,103 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-02 00:28:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-02 00:28:57,103 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-02 00:28:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-02 00:28:57,103 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-02 00:28:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 00:28:57,104 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 00:28:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-12-02 00:28:57,104 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-12-02 00:28:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 00:28:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 00:28:57,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 00:28:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 00:28:57,104 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 00:28:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-02 00:28:57,105 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-02 00:28:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 00:28:57,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 00:28:57,374 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 00:28:57,375 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-02 00:28:57,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:28:57 BoogieIcfgContainer [2018-12-02 00:28:57,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 00:28:57,375 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 00:28:57,375 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 00:28:57,377 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 00:28:57,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:28:56" (1/3) ... [2018-12-02 00:28:57,378 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c875bf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:28:57, skipping insertion in model container [2018-12-02 00:28:57,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:28:57" (2/3) ... [2018-12-02 00:28:57,378 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c875bf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:28:57, skipping insertion in model container [2018-12-02 00:28:57,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:28:57" (3/3) ... [2018-12-02 00:28:57,379 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product45_true-unreach-call_false-termination.cil.c [2018-12-02 00:28:57,385 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 00:28:57,390 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 00:28:57,398 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 00:28:57,416 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 00:28:57,416 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 00:28:57,416 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 00:28:57,416 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 00:28:57,416 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 00:28:57,416 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 00:28:57,416 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 00:28:57,416 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 00:28:57,427 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states. [2018-12-02 00:28:57,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 00:28:57,433 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:28:57,433 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 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] [2018-12-02 00:28:57,435 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:28:57,438 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:28:57,438 INFO L82 PathProgramCache]: Analyzing trace with hash -969795471, now seen corresponding path program 1 times [2018-12-02 00:28:57,439 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 00:28:57,467 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:28:57,467 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:28:57,467 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:28:57,467 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 00:28:57,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:28:57,578 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 00:28:57,579 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:28:57,579 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 00:28:57,579 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 00:28:57,582 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 00:28:57,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 00:28:57,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 00:28:57,592 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 2 states. [2018-12-02 00:28:57,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:28:57,615 INFO L93 Difference]: Finished difference Result 282 states and 349 transitions. [2018-12-02 00:28:57,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 00:28:57,616 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-12-02 00:28:57,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:28:57,623 INFO L225 Difference]: With dead ends: 282 [2018-12-02 00:28:57,623 INFO L226 Difference]: Without dead ends: 143 [2018-12-02 00:28:57,625 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 [2018-12-02 00:28:57,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2018-12-02 00:28:57,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2018-12-02 00:28:57,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-12-02 00:28:57,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 168 transitions. [2018-12-02 00:28:57,656 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 168 transitions. Word has length 59 [2018-12-02 00:28:57,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:28:57,657 INFO L480 AbstractCegarLoop]: Abstraction has 143 states and 168 transitions. [2018-12-02 00:28:57,657 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 00:28:57,657 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 168 transitions. [2018-12-02 00:28:57,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 00:28:57,658 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:28:57,659 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 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] [2018-12-02 00:28:57,659 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:28:57,659 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:28:57,659 INFO L82 PathProgramCache]: Analyzing trace with hash -1996571673, now seen corresponding path program 1 times [2018-12-02 00:28:57,659 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 00:28:57,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:28:57,660 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:28:57,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:28:57,660 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 00:28:57,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:28:57,721 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 00:28:57,721 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:28:57,721 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 00:28:57,721 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 00:28:57,722 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 00:28:57,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 00:28:57,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 00:28:57,722 INFO L87 Difference]: Start difference. First operand 143 states and 168 transitions. Second operand 3 states. [2018-12-02 00:28:57,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:28:57,736 INFO L93 Difference]: Finished difference Result 231 states and 271 transitions. [2018-12-02 00:28:57,736 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 00:28:57,736 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-12-02 00:28:57,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:28:57,737 INFO L225 Difference]: With dead ends: 231 [2018-12-02 00:28:57,737 INFO L226 Difference]: Without dead ends: 134 [2018-12-02 00:28:57,738 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 [2018-12-02 00:28:57,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-12-02 00:28:57,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-12-02 00:28:57,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-12-02 00:28:57,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 156 transitions. [2018-12-02 00:28:57,746 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 156 transitions. Word has length 60 [2018-12-02 00:28:57,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:28:57,746 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 156 transitions. [2018-12-02 00:28:57,746 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 00:28:57,746 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 156 transitions. [2018-12-02 00:28:57,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-02 00:28:57,747 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:28:57,747 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 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] [2018-12-02 00:28:57,747 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:28:57,747 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:28:57,748 INFO L82 PathProgramCache]: Analyzing trace with hash -521756146, now seen corresponding path program 1 times [2018-12-02 00:28:57,748 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 00:28:57,748 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:28:57,748 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:28:57,748 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:28:57,748 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 00:28:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:28:57,836 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 00:28:57,836 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:28:57,837 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 00:28:57,837 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 00:28:57,837 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 00:28:57,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 00:28:57,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-02 00:28:57,838 INFO L87 Difference]: Start difference. First operand 134 states and 156 transitions. Second operand 7 states. [2018-12-02 00:28:58,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:28:58,027 INFO L93 Difference]: Finished difference Result 240 states and 285 transitions. [2018-12-02 00:28:58,028 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 00:28:58,028 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-12-02 00:28:58,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:28:58,029 INFO L225 Difference]: With dead ends: 240 [2018-12-02 00:28:58,030 INFO L226 Difference]: Without dead ends: 134 [2018-12-02 00:28:58,031 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 [2018-12-02 00:28:58,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-12-02 00:28:58,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-12-02 00:28:58,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-12-02 00:28:58,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 155 transitions. [2018-12-02 00:28:58,042 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 155 transitions. Word has length 64 [2018-12-02 00:28:58,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:28:58,044 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 155 transitions. [2018-12-02 00:28:58,044 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 00:28:58,044 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 155 transitions. [2018-12-02 00:28:58,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-02 00:28:58,045 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:28:58,046 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 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] [2018-12-02 00:28:58,046 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:28:58,046 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:28:58,046 INFO L82 PathProgramCache]: Analyzing trace with hash 1746539877, now seen corresponding path program 1 times [2018-12-02 00:28:58,046 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 00:28:58,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:28:58,047 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:28:58,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:28:58,047 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 00:28:58,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:28:58,124 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 00:28:58,124 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:28:58,124 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 00:28:58,124 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 00:28:58,125 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 00:28:58,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 00:28:58,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 00:28:58,125 INFO L87 Difference]: Start difference. First operand 134 states and 155 transitions. Second operand 5 states. [2018-12-02 00:28:58,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:28:58,467 INFO L93 Difference]: Finished difference Result 351 states and 422 transitions. [2018-12-02 00:28:58,467 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 00:28:58,467 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 77 [2018-12-02 00:28:58,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:28:58,469 INFO L225 Difference]: With dead ends: 351 [2018-12-02 00:28:58,470 INFO L226 Difference]: Without dead ends: 245 [2018-12-02 00:28:58,471 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-02 00:28:58,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2018-12-02 00:28:58,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 227. [2018-12-02 00:28:58,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2018-12-02 00:28:58,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 259 transitions. [2018-12-02 00:28:58,490 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 259 transitions. Word has length 77 [2018-12-02 00:28:58,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:28:58,490 INFO L480 AbstractCegarLoop]: Abstraction has 227 states and 259 transitions. [2018-12-02 00:28:58,490 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 00:28:58,490 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 259 transitions. [2018-12-02 00:28:58,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-02 00:28:58,492 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:28:58,492 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 00:28:58,492 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:28:58,492 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:28:58,492 INFO L82 PathProgramCache]: Analyzing trace with hash 579031268, now seen corresponding path program 1 times [2018-12-02 00:28:58,493 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 00:28:58,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:28:58,493 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:28:58,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:28:58,494 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 00:28:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:28:58,583 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 00:28:58,583 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:28:58,583 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 00:28:58,584 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 00:28:58,584 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 00:28:58,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 00:28:58,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-02 00:28:58,585 INFO L87 Difference]: Start difference. First operand 227 states and 259 transitions. Second operand 7 states. [2018-12-02 00:28:58,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:28:58,920 INFO L93 Difference]: Finished difference Result 443 states and 521 transitions. [2018-12-02 00:28:58,920 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 00:28:58,920 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 91 [2018-12-02 00:28:58,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:28:58,922 INFO L225 Difference]: With dead ends: 443 [2018-12-02 00:28:58,922 INFO L226 Difference]: Without dead ends: 244 [2018-12-02 00:28:58,923 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-02 00:28:58,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2018-12-02 00:28:58,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 226. [2018-12-02 00:28:58,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2018-12-02 00:28:58,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 256 transitions. [2018-12-02 00:28:58,939 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 256 transitions. Word has length 91 [2018-12-02 00:28:58,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:28:58,939 INFO L480 AbstractCegarLoop]: Abstraction has 226 states and 256 transitions. [2018-12-02 00:28:58,939 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 00:28:58,940 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 256 transitions. [2018-12-02 00:28:58,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 00:28:58,941 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:28:58,941 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 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, 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] [2018-12-02 00:28:58,941 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:28:58,941 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:28:58,941 INFO L82 PathProgramCache]: Analyzing trace with hash 732155529, now seen corresponding path program 1 times [2018-12-02 00:28:58,942 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 00:28:58,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:28:58,942 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:28:58,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:28:58,942 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 00:28:58,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:28:59,005 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 00:28:59,005 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:28:59,005 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 00:28:59,005 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 00:28:59,005 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 00:28:59,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 00:28:59,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 00:28:59,006 INFO L87 Difference]: Start difference. First operand 226 states and 256 transitions. Second operand 6 states. [2018-12-02 00:28:59,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:28:59,035 INFO L93 Difference]: Finished difference Result 431 states and 500 transitions. [2018-12-02 00:28:59,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 00:28:59,036 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 107 [2018-12-02 00:28:59,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:28:59,037 INFO L225 Difference]: With dead ends: 431 [2018-12-02 00:28:59,037 INFO L226 Difference]: Without dead ends: 233 [2018-12-02 00:28:59,038 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-02 00:28:59,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2018-12-02 00:28:59,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 231. [2018-12-02 00:28:59,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2018-12-02 00:28:59,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 261 transitions. [2018-12-02 00:28:59,047 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 261 transitions. Word has length 107 [2018-12-02 00:28:59,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:28:59,047 INFO L480 AbstractCegarLoop]: Abstraction has 231 states and 261 transitions. [2018-12-02 00:28:59,047 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 00:28:59,048 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 261 transitions. [2018-12-02 00:28:59,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 00:28:59,048 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:28:59,048 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 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, 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] [2018-12-02 00:28:59,048 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:28:59,049 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:28:59,049 INFO L82 PathProgramCache]: Analyzing trace with hash -1634539065, now seen corresponding path program 1 times [2018-12-02 00:28:59,049 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 00:28:59,049 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:28:59,049 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:28:59,049 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:28:59,049 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 00:28:59,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:28:59,118 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 00:28:59,119 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:28:59,119 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-02 00:28:59,119 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 00:28:59,119 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 00:28:59,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 00:28:59,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 00:28:59,120 INFO L87 Difference]: Start difference. First operand 231 states and 261 transitions. Second operand 8 states. [2018-12-02 00:28:59,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:28:59,140 INFO L93 Difference]: Finished difference Result 441 states and 511 transitions. [2018-12-02 00:28:59,141 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 00:28:59,141 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 107 [2018-12-02 00:28:59,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:28:59,142 INFO L225 Difference]: With dead ends: 441 [2018-12-02 00:28:59,142 INFO L226 Difference]: Without dead ends: 238 [2018-12-02 00:28:59,143 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 00:28:59,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2018-12-02 00:28:59,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 235. [2018-12-02 00:28:59,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2018-12-02 00:28:59,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 265 transitions. [2018-12-02 00:28:59,156 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 265 transitions. Word has length 107 [2018-12-02 00:28:59,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:28:59,157 INFO L480 AbstractCegarLoop]: Abstraction has 235 states and 265 transitions. [2018-12-02 00:28:59,157 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 00:28:59,157 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 265 transitions. [2018-12-02 00:28:59,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 00:28:59,158 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:28:59,158 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 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, 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] [2018-12-02 00:28:59,158 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:28:59,158 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:28:59,159 INFO L82 PathProgramCache]: Analyzing trace with hash -1875079194, now seen corresponding path program 1 times [2018-12-02 00:28:59,159 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 00:28:59,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:28:59,159 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:28:59,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:28:59,160 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 00:28:59,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:28:59,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 00:28:59,212 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:28:59,212 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 00:28:59,212 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 00:28:59,213 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 00:28:59,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 00:28:59,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 00:28:59,213 INFO L87 Difference]: Start difference. First operand 235 states and 265 transitions. Second operand 4 states. [2018-12-02 00:28:59,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:28:59,323 INFO L93 Difference]: Finished difference Result 667 states and 790 transitions. [2018-12-02 00:28:59,323 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 00:28:59,323 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 107 [2018-12-02 00:28:59,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:28:59,325 INFO L225 Difference]: With dead ends: 667 [2018-12-02 00:28:59,325 INFO L226 Difference]: Without dead ends: 460 [2018-12-02 00:28:59,326 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 00:28:59,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2018-12-02 00:28:59,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 451. [2018-12-02 00:28:59,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 451 states. [2018-12-02 00:28:59,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 524 transitions. [2018-12-02 00:28:59,351 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 524 transitions. Word has length 107 [2018-12-02 00:28:59,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:28:59,351 INFO L480 AbstractCegarLoop]: Abstraction has 451 states and 524 transitions. [2018-12-02 00:28:59,352 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 00:28:59,352 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 524 transitions. [2018-12-02 00:28:59,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 00:28:59,353 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:28:59,353 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 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, 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] [2018-12-02 00:28:59,353 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:28:59,354 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:28:59,354 INFO L82 PathProgramCache]: Analyzing trace with hash 1369870956, now seen corresponding path program 1 times [2018-12-02 00:28:59,354 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 00:28:59,354 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:28:59,355 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:28:59,355 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:28:59,355 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 00:28:59,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:28:59,466 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 00:28:59,466 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:28:59,466 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-02 00:28:59,467 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 00:28:59,467 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 00:28:59,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 00:28:59,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-02 00:28:59,467 INFO L87 Difference]: Start difference. First operand 451 states and 524 transitions. Second operand 9 states. [2018-12-02 00:29:00,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:29:00,015 INFO L93 Difference]: Finished difference Result 1184 states and 1440 transitions. [2018-12-02 00:29:00,015 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-02 00:29:00,015 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 111 [2018-12-02 00:29:00,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:29:00,019 INFO L225 Difference]: With dead ends: 1184 [2018-12-02 00:29:00,019 INFO L226 Difference]: Without dead ends: 829 [2018-12-02 00:29:00,020 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-12-02 00:29:00,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 829 states. [2018-12-02 00:29:00,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 829 to 756. [2018-12-02 00:29:00,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 756 states. [2018-12-02 00:29:00,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 756 states and 868 transitions. [2018-12-02 00:29:00,079 INFO L78 Accepts]: Start accepts. Automaton has 756 states and 868 transitions. Word has length 111 [2018-12-02 00:29:00,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:29:00,079 INFO L480 AbstractCegarLoop]: Abstraction has 756 states and 868 transitions. [2018-12-02 00:29:00,079 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 00:29:00,079 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 868 transitions. [2018-12-02 00:29:00,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-02 00:29:00,081 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:29:00,082 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 00:29:00,082 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:29:00,082 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:00,082 INFO L82 PathProgramCache]: Analyzing trace with hash 1898623481, now seen corresponding path program 1 times [2018-12-02 00:29:00,082 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 00:29:00,083 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:00,083 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:00,083 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:00,083 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 00:29:00,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:00,183 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 00:29:00,184 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 00:29:00,184 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 00:29:00,184 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 171 with the following transitions: [2018-12-02 00:29:00,185 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [30], [32], [33], [37], [40], [48], [51], [53], [56], [63], [66], [67], [68], [69], [73], [75], [76], [79], [82], [84], [90], [94], [97], [98], [102], [103], [104], [105], [114], [118], [122], [125], [128], [130], [136], [138], [141], [156], [157], [158], [159], [160], [162], [167], [170], [171], [173], [178], [180], [181], [182], [183], [220], [223], [227], [233], [234], [235], [238], [242], [243], [249], [253], [254], [257], [258], [259], [260], [261], [262], [263], [265], [266], [267], [268], [269], [270], [271], [272], [273], [275], [276], [277], [278], [281], [282], [283], [284], [285], [287], [288], [289], [290], [293], [294], [295], [296], [297], [298], [301], [302], [305], [306], [307], [308], [309], [310], [315], [316], [317], [318], [319], [320], [321], [322], [323], [324], [325] [2018-12-02 00:29:00,210 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 00:29:00,211 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 00:29:01,189 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 00:29:01,190 INFO L272 AbstractInterpreter]: Visited 131 different actions 623 times. Merged at 15 different actions 42 times. Never widened. Performed 20486 root evaluator evaluations with a maximum evaluation depth of 3. Performed 20486 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 9 fixpoints after 3 different actions. Largest state had 134 variables. [2018-12-02 00:29:01,194 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:01,195 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 00:29:01,195 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 00:29:01,195 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dcbdbfa8-4ed9-4d6b-b7b9-c4305f784f11/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 00:29:01,202 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:01,202 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 00:29:01,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:01,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:29:01,394 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:29:01,394 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 00:29:01,620 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 00:29:01,636 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 00:29:01,636 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 19 [2018-12-02 00:29:01,636 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 00:29:01,636 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-02 00:29:01,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-02 00:29:01,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2018-12-02 00:29:01,637 INFO L87 Difference]: Start difference. First operand 756 states and 868 transitions. Second operand 16 states. [2018-12-02 00:29:02,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:29:02,255 INFO L93 Difference]: Finished difference Result 1684 states and 2015 transitions. [2018-12-02 00:29:02,255 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-12-02 00:29:02,255 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 170 [2018-12-02 00:29:02,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:29:02,258 INFO L225 Difference]: With dead ends: 1684 [2018-12-02 00:29:02,258 INFO L226 Difference]: Without dead ends: 1022 [2018-12-02 00:29:02,260 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 369 GetRequests, 332 SyntacticMatches, 5 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=188, Invalid=934, Unknown=0, NotChecked=0, Total=1122 [2018-12-02 00:29:02,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1022 states. [2018-12-02 00:29:02,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1022 to 902. [2018-12-02 00:29:02,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 902 states. [2018-12-02 00:29:02,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 902 states and 1048 transitions. [2018-12-02 00:29:02,293 INFO L78 Accepts]: Start accepts. Automaton has 902 states and 1048 transitions. Word has length 170 [2018-12-02 00:29:02,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:29:02,294 INFO L480 AbstractCegarLoop]: Abstraction has 902 states and 1048 transitions. [2018-12-02 00:29:02,294 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-02 00:29:02,294 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1048 transitions. [2018-12-02 00:29:02,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-12-02 00:29:02,297 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:29:02,297 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 00:29:02,297 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:29:02,298 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:02,298 INFO L82 PathProgramCache]: Analyzing trace with hash 1315221695, now seen corresponding path program 1 times [2018-12-02 00:29:02,298 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 00:29:02,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:02,299 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:02,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:02,299 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 00:29:02,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:02,388 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 76 proven. 7 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-12-02 00:29:02,388 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 00:29:02,388 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 00:29:02,389 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 300 with the following transitions: [2018-12-02 00:29:02,389 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [30], [32], [33], [37], [40], [48], [51], [53], [56], [63], [66], [67], [68], [69], [73], [75], [76], [77], [78], [79], [82], [84], [87], [90], [94], [97], [98], [102], [103], [104], [105], [114], [118], [122], [125], [128], [130], [136], [138], [141], [156], [157], [158], [159], [160], [162], [167], [170], [171], [173], [178], [180], [181], [182], [183], [220], [223], [227], [233], [234], [235], [238], [242], [243], [249], [253], [254], [257], [258], [259], [260], [261], [262], [263], [265], [266], [267], [268], [269], [270], [271], [272], [273], [275], [276], [277], [278], [281], [282], [283], [284], [285], [287], [288], [289], [290], [291], [292], [293], [294], [295], [296], [297], [298], [301], [302], [305], [306], [307], [308], [309], [310], [315], [316], [317], [318], [319], [320], [321], [322], [323], [324], [325] [2018-12-02 00:29:02,392 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 00:29:02,392 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 00:29:03,146 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 00:29:03,146 INFO L272 AbstractInterpreter]: Visited 132 different actions 626 times. Merged at 15 different actions 42 times. Never widened. Performed 20744 root evaluator evaluations with a maximum evaluation depth of 3. Performed 20744 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 9 fixpoints after 3 different actions. Largest state had 134 variables. [2018-12-02 00:29:03,147 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:03,147 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 00:29:03,147 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 00:29:03,147 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dcbdbfa8-4ed9-4d6b-b7b9-c4305f784f11/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 00:29:03,153 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:03,154 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 00:29:03,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:03,252 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:29:03,409 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 226 proven. 4 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 00:29:03,409 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 00:29:03,872 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 74 proven. 30 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2018-12-02 00:29:03,888 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 00:29:03,888 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12, 13] total 27 [2018-12-02 00:29:03,888 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 00:29:03,889 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-02 00:29:03,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-02 00:29:03,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=606, Unknown=0, NotChecked=0, Total=702 [2018-12-02 00:29:03,889 INFO L87 Difference]: Start difference. First operand 902 states and 1048 transitions. Second operand 19 states. [2018-12-02 00:29:06,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:29:06,651 INFO L93 Difference]: Finished difference Result 3284 states and 4589 transitions. [2018-12-02 00:29:06,651 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-12-02 00:29:06,651 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 299 [2018-12-02 00:29:06,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:29:06,659 INFO L225 Difference]: With dead ends: 3284 [2018-12-02 00:29:06,659 INFO L226 Difference]: Without dead ends: 2418 [2018-12-02 00:29:06,662 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 672 GetRequests, 590 SyntacticMatches, 9 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1311 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=880, Invalid=4670, Unknown=0, NotChecked=0, Total=5550 [2018-12-02 00:29:06,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2418 states. [2018-12-02 00:29:06,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2418 to 1703. [2018-12-02 00:29:06,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1703 states. [2018-12-02 00:29:06,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1703 states and 1914 transitions. [2018-12-02 00:29:06,739 INFO L78 Accepts]: Start accepts. Automaton has 1703 states and 1914 transitions. Word has length 299 [2018-12-02 00:29:06,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:29:06,739 INFO L480 AbstractCegarLoop]: Abstraction has 1703 states and 1914 transitions. [2018-12-02 00:29:06,739 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-02 00:29:06,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 1914 transitions. [2018-12-02 00:29:06,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-12-02 00:29:06,743 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:29:06,743 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 00:29:06,743 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:29:06,743 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:06,743 INFO L82 PathProgramCache]: Analyzing trace with hash -477216255, now seen corresponding path program 1 times [2018-12-02 00:29:06,744 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 00:29:06,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:06,744 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:06,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:06,744 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 00:29:06,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:06,868 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 93 proven. 55 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-02 00:29:06,868 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 00:29:06,868 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 00:29:06,869 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 320 with the following transitions: [2018-12-02 00:29:06,869 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [27], [30], [32], [33], [37], [40], [48], [51], [53], [56], [63], [66], [67], [68], [69], [73], [75], [76], [77], [78], [79], [82], [84], [87], [90], [94], [97], [98], [102], [103], [104], [105], [114], [118], [122], [125], [128], [130], [133], [136], [138], [141], [156], [157], [158], [159], [160], [162], [167], [170], [171], [173], [178], [180], [181], [182], [183], [188], [190], [220], [223], [227], [233], [234], [235], [238], [242], [243], [249], [253], [254], [257], [258], [259], [260], [261], [262], [263], [265], [266], [267], [268], [269], [270], [271], [272], [273], [275], [276], [277], [278], [281], [282], [283], [284], [285], [287], [288], [289], [290], [291], [292], [293], [294], [295], [296], [297], [298], [299], [300], [301], [302], [305], [306], [307], [308], [309], [310], [315], [316], [317], [318], [319], [320], [321], [322], [323], [324], [325] [2018-12-02 00:29:06,872 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 00:29:06,872 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 00:29:08,424 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 00:29:08,424 INFO L272 AbstractInterpreter]: Visited 142 different actions 1265 times. Merged at 23 different actions 139 times. Never widened. Performed 47835 root evaluator evaluations with a maximum evaluation depth of 3. Performed 47835 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 38 fixpoints after 6 different actions. Largest state had 134 variables. [2018-12-02 00:29:08,426 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:08,426 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 00:29:08,426 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 00:29:08,426 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dcbdbfa8-4ed9-4d6b-b7b9-c4305f784f11/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 00:29:08,432 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:08,432 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 00:29:08,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:08,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:29:08,604 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 264 proven. 16 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-02 00:29:08,604 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 00:29:08,995 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 93 proven. 55 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-02 00:29:09,010 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 00:29:09,011 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9, 9] total 25 [2018-12-02 00:29:09,011 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 00:29:09,011 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-12-02 00:29:09,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-12-02 00:29:09,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2018-12-02 00:29:09,012 INFO L87 Difference]: Start difference. First operand 1703 states and 1914 transitions. Second operand 20 states. [2018-12-02 00:29:09,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:29:09,688 INFO L93 Difference]: Finished difference Result 3222 states and 3639 transitions. [2018-12-02 00:29:09,688 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-02 00:29:09,688 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 319 [2018-12-02 00:29:09,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:29:09,692 INFO L225 Difference]: With dead ends: 3222 [2018-12-02 00:29:09,692 INFO L226 Difference]: Without dead ends: 1707 [2018-12-02 00:29:09,694 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 671 GetRequests, 633 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=240, Invalid=1092, Unknown=0, NotChecked=0, Total=1332 [2018-12-02 00:29:09,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1707 states. [2018-12-02 00:29:09,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1707 to 1703. [2018-12-02 00:29:09,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1703 states. [2018-12-02 00:29:09,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1703 states and 1909 transitions. [2018-12-02 00:29:09,751 INFO L78 Accepts]: Start accepts. Automaton has 1703 states and 1909 transitions. Word has length 319 [2018-12-02 00:29:09,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:29:09,751 INFO L480 AbstractCegarLoop]: Abstraction has 1703 states and 1909 transitions. [2018-12-02 00:29:09,751 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-12-02 00:29:09,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 1909 transitions. [2018-12-02 00:29:09,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-12-02 00:29:09,755 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:29:09,755 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 00:29:09,755 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:29:09,755 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:09,755 INFO L82 PathProgramCache]: Analyzing trace with hash 623439818, now seen corresponding path program 1 times [2018-12-02 00:29:09,755 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 00:29:09,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:09,756 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:09,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:09,756 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 00:29:09,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:09,866 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-12-02 00:29:09,866 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:29:09,867 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-12-02 00:29:09,867 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 00:29:09,867 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-02 00:29:09,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-02 00:29:09,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2018-12-02 00:29:09,867 INFO L87 Difference]: Start difference. First operand 1703 states and 1909 transitions. Second operand 13 states. [2018-12-02 00:29:10,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:29:10,270 INFO L93 Difference]: Finished difference Result 3120 states and 3523 transitions. [2018-12-02 00:29:10,270 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-02 00:29:10,271 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 320 [2018-12-02 00:29:10,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:29:10,275 INFO L225 Difference]: With dead ends: 3120 [2018-12-02 00:29:10,276 INFO L226 Difference]: Without dead ends: 1605 [2018-12-02 00:29:10,278 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=569, Unknown=0, NotChecked=0, Total=650 [2018-12-02 00:29:10,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1605 states. [2018-12-02 00:29:10,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1605 to 1576. [2018-12-02 00:29:10,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1576 states. [2018-12-02 00:29:10,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1576 states and 1758 transitions. [2018-12-02 00:29:10,341 INFO L78 Accepts]: Start accepts. Automaton has 1576 states and 1758 transitions. Word has length 320 [2018-12-02 00:29:10,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:29:10,342 INFO L480 AbstractCegarLoop]: Abstraction has 1576 states and 1758 transitions. [2018-12-02 00:29:10,342 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-02 00:29:10,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1758 transitions. [2018-12-02 00:29:10,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-12-02 00:29:10,344 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:29:10,345 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 00:29:10,345 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:29:10,345 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:10,345 INFO L82 PathProgramCache]: Analyzing trace with hash -1181320144, now seen corresponding path program 1 times [2018-12-02 00:29:10,345 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 00:29:10,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:10,346 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:10,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:10,346 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 00:29:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:10,491 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 91 proven. 44 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2018-12-02 00:29:10,491 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 00:29:10,491 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 00:29:10,491 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 325 with the following transitions: [2018-12-02 00:29:10,491 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [24], [27], [30], [32], [33], [37], [40], [48], [51], [53], [56], [63], [66], [67], [68], [69], [73], [75], [76], [77], [78], [79], [82], [84], [87], [90], [94], [97], [98], [102], [103], [104], [105], [114], [118], [122], [125], [128], [130], [133], [136], [138], [141], [156], [157], [158], [159], [160], [162], [167], [170], [171], [173], [178], [180], [181], [182], [183], [186], [188], [190], [220], [223], [227], [233], [234], [235], [238], [242], [243], [249], [253], [254], [257], [258], [259], [260], [261], [262], [263], [265], [266], [267], [268], [269], [270], [271], [272], [273], [275], [276], [277], [278], [281], [282], [283], [284], [285], [287], [288], [289], [290], [291], [292], [293], [294], [295], [296], [297], [298], [299], [300], [301], [302], [305], [306], [307], [308], [309], [310], [315], [316], [317], [318], [319], [320], [321], [322], [323], [324], [325] [2018-12-02 00:29:10,493 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 00:29:10,493 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 00:29:12,032 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 00:29:12,032 INFO L272 AbstractInterpreter]: Visited 144 different actions 1325 times. Merged at 26 different actions 163 times. Never widened. Performed 49161 root evaluator evaluations with a maximum evaluation depth of 3. Performed 49161 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 56 fixpoints after 8 different actions. Largest state had 134 variables. [2018-12-02 00:29:12,034 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:12,034 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 00:29:12,034 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 00:29:12,034 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dcbdbfa8-4ed9-4d6b-b7b9-c4305f784f11/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 00:29:12,042 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:12,042 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 00:29:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:12,127 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:29:12,195 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 193 proven. 16 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-12-02 00:29:12,195 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 00:29:12,585 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 94 proven. 27 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2018-12-02 00:29:12,600 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 00:29:12,600 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 13] total 21 [2018-12-02 00:29:12,600 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 00:29:12,601 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-02 00:29:12,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-02 00:29:12,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=321, Unknown=0, NotChecked=0, Total=420 [2018-12-02 00:29:12,602 INFO L87 Difference]: Start difference. First operand 1576 states and 1758 transitions. Second operand 14 states. [2018-12-02 00:29:13,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:29:13,598 INFO L93 Difference]: Finished difference Result 3401 states and 4110 transitions. [2018-12-02 00:29:13,599 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-02 00:29:13,599 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 324 [2018-12-02 00:29:13,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:29:13,606 INFO L225 Difference]: With dead ends: 3401 [2018-12-02 00:29:13,606 INFO L226 Difference]: Without dead ends: 2525 [2018-12-02 00:29:13,609 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 699 GetRequests, 641 SyntacticMatches, 21 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 393 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=419, Invalid=1063, Unknown=0, NotChecked=0, Total=1482 [2018-12-02 00:29:13,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2525 states. [2018-12-02 00:29:13,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2525 to 1966. [2018-12-02 00:29:13,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1966 states. [2018-12-02 00:29:13,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1966 states and 2203 transitions. [2018-12-02 00:29:13,738 INFO L78 Accepts]: Start accepts. Automaton has 1966 states and 2203 transitions. Word has length 324 [2018-12-02 00:29:13,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:29:13,739 INFO L480 AbstractCegarLoop]: Abstraction has 1966 states and 2203 transitions. [2018-12-02 00:29:13,739 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-02 00:29:13,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 2203 transitions. [2018-12-02 00:29:13,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-12-02 00:29:13,744 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:29:13,744 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 00:29:13,744 INFO L423 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:29:13,745 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:29:13,745 INFO L82 PathProgramCache]: Analyzing trace with hash 121188462, now seen corresponding path program 1 times [2018-12-02 00:29:13,745 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 00:29:13,745 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:13,745 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:29:13,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:29:13,746 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 00:29:13,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:29:13,911 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2018-12-02 00:29:13,911 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:29:13,911 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-02 00:29:13,911 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 00:29:13,912 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 00:29:13,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 00:29:13,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-12-02 00:29:13,912 INFO L87 Difference]: Start difference. First operand 1966 states and 2203 transitions. Second operand 8 states. [2018-12-02 00:29:14,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:29:14,204 INFO L93 Difference]: Finished difference Result 3272 states and 3706 transitions. [2018-12-02 00:29:14,204 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 00:29:14,204 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 392 [2018-12-02 00:29:14,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:29:14,205 INFO L225 Difference]: With dead ends: 3272 [2018-12-02 00:29:14,205 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 00:29:14,208 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2018-12-02 00:29:14,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 00:29:14,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 00:29:14,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 00:29:14,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 00:29:14,209 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 392 [2018-12-02 00:29:14,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:29:14,209 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 00:29:14,209 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 00:29:14,209 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 00:29:14,209 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 00:29:14,212 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 00:29:14,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,473 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 141 [2018-12-02 00:29:14,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,756 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 200 [2018-12-02 00:29:14,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,984 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:14,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,054 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 00:29:15,546 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 31 [2018-12-02 00:29:15,921 WARN L180 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 38 [2018-12-02 00:29:16,225 WARN L180 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 44 [2018-12-02 00:29:16,338 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 35 [2018-12-02 00:29:17,263 WARN L180 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 81 [2018-12-02 00:29:17,674 WARN L180 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 40 [2018-12-02 00:29:18,340 WARN L180 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 47 [2018-12-02 00:29:21,556 WARN L180 SmtUtils]: Spent 3.18 s on a formula simplification. DAG size of input: 231 DAG size of output: 86 [2018-12-02 00:29:22,866 WARN L180 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 103 DAG size of output: 49 [2018-12-02 00:29:23,175 WARN L180 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 1 [2018-12-02 00:29:23,383 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 31 [2018-12-02 00:29:23,755 WARN L180 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 49 [2018-12-02 00:29:23,927 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2018-12-02 00:29:24,276 WARN L180 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 48 [2018-12-02 00:29:25,481 WARN L180 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 220 DAG size of output: 53 [2018-12-02 00:29:25,951 WARN L180 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 54 [2018-12-02 00:29:27,490 WARN L180 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 186 DAG size of output: 79 [2018-12-02 00:29:27,601 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 39 [2018-12-02 00:29:27,743 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 30 [2018-12-02 00:29:27,918 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 26 [2018-12-02 00:29:28,040 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 30 [2018-12-02 00:29:28,252 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 34 [2018-12-02 00:29:28,652 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 51 [2018-12-02 00:29:28,847 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 36 [2018-12-02 00:29:29,151 WARN L180 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 39 [2018-12-02 00:29:29,155 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 855 861) the Hoare annotation is: true [2018-12-02 00:29:29,155 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 855 861) no Hoare annotation was computed. [2018-12-02 00:29:29,155 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 862 870) no Hoare annotation was computed. [2018-12-02 00:29:29,155 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 862 870) the Hoare annotation is: true [2018-12-02 00:29:29,155 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 862 870) no Hoare annotation was computed. [2018-12-02 00:29:29,155 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 518 525) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-12-02 00:29:29,155 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 518 525) no Hoare annotation was computed. [2018-12-02 00:29:29,156 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 518 525) no Hoare annotation was computed. [2018-12-02 00:29:29,156 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 526 535) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse9 (<= 1 ~switchedOnBeforeTS~0)) (.cse14 (= ~systemActive~0 1))) (let ((.cse11 (or (and .cse14 .cse0) (and .cse9 .cse14))) (.cse12 (< 2 ~waterLevel~0)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse13 (not (= ~waterLevel~0 2))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse4 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse5 (not (= ~waterLevel~0 1))) (.cse8 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse3 (not .cse14)) (.cse10 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4 .cse5)) (or .cse1 .cse6 .cse7 .cse0 .cse3 .cse4) (or .cse8 (< 0 ~waterLevel~0) .cse1 .cse7 .cse3 .cse9) (or .cse6 .cse0 .cse7 .cse3 .cse4 .cse10) (or .cse11 (or .cse8 .cse7 .cse3) .cse12 .cse10) (or .cse7 .cse0 .cse3 .cse4 .cse10 .cse13) (or .cse8 .cse1 .cse7 .cse3 .cse9 .cse5) (or .cse1 .cse11 (or .cse8 .cse7 .cse12 .cse3)) (or .cse1 .cse7 .cse0 .cse3 .cse4 .cse13) (or .cse0 .cse2 .cse3 .cse4 .cse5 .cse10) (or .cse8 .cse6 .cse7 .cse3 .cse10 .cse9)))) [2018-12-02 00:29:29,156 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 526 535) no Hoare annotation was computed. [2018-12-02 00:29:29,156 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 526 535) no Hoare annotation was computed. [2018-12-02 00:29:29,156 INFO L448 ceAbstractionStarter]: For program point L531(line 531) no Hoare annotation was computed. [2018-12-02 00:29:29,156 INFO L448 ceAbstractionStarter]: For program point L546-1(line 546) no Hoare annotation was computed. [2018-12-02 00:29:29,156 INFO L448 ceAbstractionStarter]: For program point L544(lines 544 561) no Hoare annotation was computed. [2018-12-02 00:29:29,156 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 536 564) no Hoare annotation was computed. [2018-12-02 00:29:29,156 INFO L451 ceAbstractionStarter]: At program point L542(line 542) the Hoare annotation is: true [2018-12-02 00:29:29,157 INFO L448 ceAbstractionStarter]: For program point L542-1(line 542) no Hoare annotation was computed. [2018-12-02 00:29:29,157 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 536 564) the Hoare annotation is: true [2018-12-02 00:29:29,157 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 536 564) no Hoare annotation was computed. [2018-12-02 00:29:29,157 INFO L444 ceAbstractionStarter]: At program point L551(line 551) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse5 (< 2 ~waterLevel~0)) (.cse0 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 2))) (or .cse3 .cse4 .cse5 .cse1 .cse6) (or .cse4 .cse5 .cse1 .cse6 .cse2) (or (< ~switchedOnBeforeTS~0 1) .cse3 (< 1 ~waterLevel~0) .cse4 .cse1) (or .cse5 .cse0 .cse1 .cse6 .cse2))) [2018-12-02 00:29:29,157 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 555) no Hoare annotation was computed. [2018-12-02 00:29:29,157 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 558) no Hoare annotation was computed. [2018-12-02 00:29:29,157 INFO L444 ceAbstractionStarter]: At program point L546(line 546) the Hoare annotation is: (let ((.cse6 (not (= 1 ~pumpRunning~0))) (.cse1 (= ~waterLevel~0 __utac_acc__Specification5_spec__3_~tmp~3)) (.cse3 (< 2 ~waterLevel~0)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse8 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse3 .cse6 .cse4 .cse5 .cse7 .cse1) (or (< ~switchedOnBeforeTS~0 1) .cse0 (< 1 ~waterLevel~0) .cse2 .cse1 .cse4) (or .cse6 .cse4 .cse7 .cse8) (or .cse2 .cse4 .cse5 .cse7 .cse8) (or .cse1 .cse2 .cse3 .cse4 .cse5 .cse7) (or .cse0 .cse2 .cse4 .cse5 .cse8))) [2018-12-02 00:29:29,157 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 945 967) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 00:29:29,158 INFO L444 ceAbstractionStarter]: At program point L957(line 957) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~9 ~systemActive~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 00:29:29,158 INFO L444 ceAbstractionStarter]: At program point L957-1(line 957) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~9 ~systemActive~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 00:29:29,158 INFO L448 ceAbstractionStarter]: For program point L955(lines 955 962) no Hoare annotation was computed. [2018-12-02 00:29:29,158 INFO L448 ceAbstractionStarter]: For program point L955-1(lines 955 962) no Hoare annotation was computed. [2018-12-02 00:29:29,158 INFO L448 ceAbstractionStarter]: For program point L953(line 953) no Hoare annotation was computed. [2018-12-02 00:29:29,158 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 945 967) no Hoare annotation was computed. [2018-12-02 00:29:29,158 INFO L444 ceAbstractionStarter]: At program point L952(line 952) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 00:29:29,158 INFO L444 ceAbstractionStarter]: At program point L951(line 951) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 00:29:29,158 INFO L444 ceAbstractionStarter]: At program point L951-1(line 951) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 00:29:29,159 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 945 967) no Hoare annotation was computed. [2018-12-02 00:29:29,159 INFO L444 ceAbstractionStarter]: At program point L627(line 627) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse1 (< 2 ~waterLevel~0) .cse2 .cse3) (or (or .cse3 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse4))) [2018-12-02 00:29:29,159 INFO L448 ceAbstractionStarter]: For program point L627-1(lines 608 632) no Hoare annotation was computed. [2018-12-02 00:29:29,159 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 608 632) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< 2 ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (< 1 ~waterLevel~0) .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse4 .cse5 .cse1 .cse2) (or .cse4 .cse5 .cse1 .cse2 .cse0 .cse3))) [2018-12-02 00:29:29,159 INFO L444 ceAbstractionStarter]: At program point L622(line 622) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (< 1 ~waterLevel~0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~4) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1 .cse2 .cse3 .cse4) .cse5) (or .cse5 (or .cse0 (or .cse4 (or .cse2 .cse3 (not (= ~waterLevel~0 2)))))) (or .cse1 (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse4 .cse6) (or .cse2 (< 2 ~waterLevel~0) .cse5 .cse3 .cse4 .cse6))) [2018-12-02 00:29:29,159 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 608 632) no Hoare annotation was computed. [2018-12-02 00:29:29,160 INFO L444 ceAbstractionStarter]: At program point L618(line 618) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (= ~waterLevel~0 2)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse2 .cse3 .cse4 (not .cse6)) (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse1 (< 2 ~waterLevel~0) (and .cse6 .cse5) .cse2 .cse3))) [2018-12-02 00:29:29,160 INFO L448 ceAbstractionStarter]: For program point L616(lines 616 624) no Hoare annotation was computed. [2018-12-02 00:29:29,160 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3 .cse4) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse4 .cse5) (or .cse1 .cse2 .cse3 .cse4 .cse0 .cse5))) [2018-12-02 00:29:29,160 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-12-02 00:29:29,160 INFO L448 ceAbstractionStarter]: For program point L612(lines 612 629) no Hoare annotation was computed. [2018-12-02 00:29:29,160 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 703 711) no Hoare annotation was computed. [2018-12-02 00:29:29,160 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 703 711) the Hoare annotation is: true [2018-12-02 00:29:29,160 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 703 711) no Hoare annotation was computed. [2018-12-02 00:29:29,160 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 848 854) no Hoare annotation was computed. [2018-12-02 00:29:29,160 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 848 854) the Hoare annotation is: true [2018-12-02 00:29:29,161 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 934 944) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 00:29:29,161 INFO L444 ceAbstractionStarter]: At program point L939(line 939) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (<= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 00:29:29,161 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 934 944) no Hoare annotation was computed. [2018-12-02 00:29:29,161 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 934 944) no Hoare annotation was computed. [2018-12-02 00:29:29,161 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 692 702) the Hoare annotation is: true [2018-12-02 00:29:29,161 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 692 702) no Hoare annotation was computed. [2018-12-02 00:29:29,161 INFO L451 ceAbstractionStarter]: At program point L697(line 697) the Hoare annotation is: true [2018-12-02 00:29:29,161 INFO L448 ceAbstractionStarter]: For program point L697-1(line 697) no Hoare annotation was computed. [2018-12-02 00:29:29,161 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 692 702) no Hoare annotation was computed. [2018-12-02 00:29:29,161 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 684 691) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~methaneLevelCritical~0 1)) (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) [2018-12-02 00:29:29,162 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 684 691) no Hoare annotation was computed. [2018-12-02 00:29:29,162 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 684 691) no Hoare annotation was computed. [2018-12-02 00:29:29,162 INFO L444 ceAbstractionStarter]: At program point L640(line 640) the Hoare annotation is: (let ((.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse2 .cse3 .cse4) (or .cse7 .cse1 (< 2 ~waterLevel~0) .cse2 .cse3) (or .cse5 .cse7 .cse0 .cse6 .cse2 .cse3) (or (or .cse3 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse4))) [2018-12-02 00:29:29,162 INFO L448 ceAbstractionStarter]: For program point L640-1(line 640) no Hoare annotation was computed. [2018-12-02 00:29:29,162 INFO L448 ceAbstractionStarter]: For program point L638(lines 638 655) no Hoare annotation was computed. [2018-12-02 00:29:29,162 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 634 658) no Hoare annotation was computed. [2018-12-02 00:29:29,162 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 634 658) the Hoare annotation is: (let ((.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (< 2 ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 .cse7 .cse8 .cse3 .cse4) (or .cse7 .cse8 .cse3 .cse4 .cse1 .cse5) (or .cse1 .cse6 .cse0 .cse2 .cse3 .cse4))) [2018-12-02 00:29:29,162 INFO L444 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 2 ~waterLevel~0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse4 .cse5 .cse8) (or .cse2 .cse3 .cse4 .cse5 .cse0 .cse8) (or .cse1 .cse6 .cse7 .cse4 .cse5))) [2018-12-02 00:29:29,163 INFO L448 ceAbstractionStarter]: For program point L653-1(lines 634 658) no Hoare annotation was computed. [2018-12-02 00:29:29,163 INFO L444 ceAbstractionStarter]: At program point L648(line 648) the Hoare annotation is: (let ((.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse3 (and (= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse4) (or .cse6 .cse1 (< 2 ~waterLevel~0) .cse2 .cse3) (or .cse6 .cse0 .cse5 .cse2 .cse3) (or (or .cse3 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse4))) [2018-12-02 00:29:29,163 INFO L444 ceAbstractionStarter]: At program point L644(line 644) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse6 .cse2 .cse3 (and (= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or .cse5 .cse1 (< 2 ~waterLevel~0) .cse2 .cse3) (or .cse0 .cse6 .cse2 .cse3 .cse4) (or (or .cse3 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse4))) [2018-12-02 00:29:29,163 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 650) no Hoare annotation was computed. [2018-12-02 00:29:29,163 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2018-12-02 00:29:29,163 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2018-12-02 00:29:29,163 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-12-02 00:29:29,163 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2018-12-02 00:29:29,163 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 600 606) no Hoare annotation was computed. [2018-12-02 00:29:29,163 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 600 606) the Hoare annotation is: true [2018-12-02 00:29:29,164 INFO L444 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse7 (and (= 0 ~pumpRunning~0) (= 2 ~waterLevel~0) .cse0 .cse4)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (<= ~pumpRunning~0 0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not .cse0) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3 .cse4 .cse6) (and .cse7 .cse8) (and .cse5 (and .cse4 .cse1 (= ~pumpRunning~0 1))) (and .cse1 .cse7) (and (or (and (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse4) (and .cse5 .cse4 .cse6)) .cse2 .cse8 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-12-02 00:29:29,164 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 769 832) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (<= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 00:29:29,164 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 805) no Hoare annotation was computed. [2018-12-02 00:29:29,164 INFO L448 ceAbstractionStarter]: For program point L799-1(lines 799 805) no Hoare annotation was computed. [2018-12-02 00:29:29,164 INFO L444 ceAbstractionStarter]: At program point L791(line 791) the Hoare annotation is: (let ((.cse8 (= ~systemActive~0 1)) (.cse5 (= test_~splverifierCounter~0 0))) (let ((.cse2 (= ~methaneLevelCritical~0 1)) (.cse0 (and (= 1 ~waterLevel~0) .cse8 .cse5)) (.cse1 (<= ~pumpRunning~0 0)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse9 (and (= 0 ~pumpRunning~0) .cse8 .cse5)) (.cse6 (<= ~waterLevel~0 1)) (.cse10 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse11 (= ~waterLevel~0 2)) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (and (and (not (= ~switchedOnBeforeTS~0 0)) .cse5) .cse6) .cse7) (not .cse8) (and (and (or (and .cse9 .cse10) (and (<= 1 ~switchedOnBeforeTS~0) .cse9 .cse6)) .cse2) (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse0 .cse1 .cse3) (and .cse9 .cse4 .cse11 .cse10) (and .cse9 .cse4 .cse6 .cse10) (and .cse4 .cse11 .cse7 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-12-02 00:29:29,164 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 769 832) no Hoare annotation was computed. [2018-12-02 00:29:29,165 INFO L444 ceAbstractionStarter]: At program point L822(lines 779 824) the Hoare annotation is: (let ((.cse6 (<= ~pumpRunning~0 0)) (.cse8 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~waterLevel~0 2)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse2 (= 0 ~pumpRunning~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse9 (= ~pumpRunning~0 1)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse5 (<= ~waterLevel~0 1))) (or (not (= ~systemActive~0 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse8 .cse3 .cse4) (and .cse0 .cse1 .cse9 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse5 .cse6 .cse8 .cse3 .cse4) (and .cse0 .cse6 (= |old(~waterLevel~0)| ~waterLevel~0) .cse8 .cse3) (and (and (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse3) .cse6 .cse7 .cse8) (and .cse1 .cse7 .cse2 .cse3 .cse4) (or (and .cse0 .cse5 .cse9 .cse3 .cse4) (and .cse0 (and (not (= ~waterLevel~0 1)) (not (= ~switchedOnBeforeTS~0 0)) .cse9 .cse3) .cse5)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 00:29:29,165 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 795) no Hoare annotation was computed. [2018-12-02 00:29:29,165 INFO L448 ceAbstractionStarter]: For program point L789-1(lines 789 795) no Hoare annotation was computed. [2018-12-02 00:29:29,165 INFO L448 ceAbstractionStarter]: For program point L781(lines 781 785) no Hoare annotation was computed. [2018-12-02 00:29:29,165 INFO L444 ceAbstractionStarter]: At program point L825(lines 778 826) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 00:29:29,165 INFO L448 ceAbstractionStarter]: For program point L815(lines 815 819) no Hoare annotation was computed. [2018-12-02 00:29:29,165 INFO L444 ceAbstractionStarter]: At program point L815-2(lines 809 820) the Hoare annotation is: (let ((.cse8 (<= ~waterLevel~0 2)) (.cse11 (= 0 ~pumpRunning~0)) (.cse0 (= ~systemActive~0 1)) (.cse5 (= test_~splverifierCounter~0 0))) (let ((.cse9 (= ~pumpRunning~0 1)) (.cse6 (and .cse11 (= 2 ~waterLevel~0) .cse0 .cse5)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse10 (or (and (<= 1 ~switchedOnBeforeTS~0) .cse8 .cse0 .cse5) (and .cse8 .cse0 .cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (.cse2 (<= ~pumpRunning~0 0)) (.cse4 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (not .cse0) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7) (and .cse8 (and .cse1 .cse5 .cse9)) (and (and .cse8 .cse5) .cse9 .cse7) (and .cse1 .cse6) (and .cse1 .cse10 .cse2 .cse4) (and .cse10 .cse2 .cse7 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse7 .cse11 .cse3 .cse5)))) [2018-12-02 00:29:29,165 INFO L448 ceAbstractionStarter]: For program point L780(lines 779 824) no Hoare annotation was computed. [2018-12-02 00:29:29,165 INFO L448 ceAbstractionStarter]: For program point L809(lines 809 820) no Hoare annotation was computed. [2018-12-02 00:29:29,166 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 769 832) no Hoare annotation was computed. [2018-12-02 00:29:29,166 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 659 666) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (= ~waterLevel~0 2))) [2018-12-02 00:29:29,166 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 659 666) no Hoare annotation was computed. [2018-12-02 00:29:29,166 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 659 666) no Hoare annotation was computed. [2018-12-02 00:29:29,166 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 00:29:29,166 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-12-02 00:29:29,166 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 00:29:29,166 INFO L444 ceAbstractionStarter]: At program point L672(line 672) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 2)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse4))) [2018-12-02 00:29:29,166 INFO L448 ceAbstractionStarter]: For program point L672-1(line 672) no Hoare annotation was computed. [2018-12-02 00:29:29,166 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 667 683) no Hoare annotation was computed. [2018-12-02 00:29:29,167 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 667 683) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 2)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse4))) [2018-12-02 00:29:29,167 INFO L444 ceAbstractionStarter]: At program point L678(line 678) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 2)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (and (= activatePump_~tmp~6 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3))) [2018-12-02 00:29:29,167 INFO L448 ceAbstractionStarter]: For program point L678-1(lines 667 683) no Hoare annotation was computed. [2018-12-02 00:29:29,167 INFO L448 ceAbstractionStarter]: For program point L674(lines 674 680) no Hoare annotation was computed. [2018-12-02 00:29:29,167 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 748 766) no Hoare annotation was computed. [2018-12-02 00:29:29,167 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 748 766) the Hoare annotation is: true [2018-12-02 00:29:29,167 INFO L448 ceAbstractionStarter]: For program point L757(lines 757 761) no Hoare annotation was computed. [2018-12-02 00:29:29,167 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 748 766) no Hoare annotation was computed. [2018-12-02 00:29:29,167 INFO L451 ceAbstractionStarter]: At program point L755(line 755) the Hoare annotation is: true [2018-12-02 00:29:29,167 INFO L448 ceAbstractionStarter]: For program point L757-2(lines 757 761) no Hoare annotation was computed. [2018-12-02 00:29:29,167 INFO L448 ceAbstractionStarter]: For program point L755-1(line 755) no Hoare annotation was computed. [2018-12-02 00:29:29,168 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2018-12-02 00:29:29,168 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2018-12-02 00:29:29,168 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2018-12-02 00:29:29,168 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-12-02 00:29:29,168 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (let ((.cse9 (< ~switchedOnBeforeTS~0 1)) (.cse3 (not (= ~waterLevel~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse8 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse4 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse5 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse10 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) (.cse7 (= ~methaneLevelCritical~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse0 .cse7 .cse2 .cse8) (or .cse9 (< 0 ~waterLevel~0) .cse5 .cse0 .cse2 .cse7) (or .cse1 (or (< 2 ~waterLevel~0) (or (not (= 1 ~pumpRunning~0)) .cse2)) .cse4) (or .cse9 .cse5 .cse0 .cse2 .cse7 .cse3) (or .cse6 .cse1 .cse0 .cse2 .cse8 .cse4) (or .cse1 (or .cse10 .cse4)) (or (or .cse5 .cse10) .cse7)))) [2018-12-02 00:29:29,168 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-12-02 00:29:29,168 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 873 902) no Hoare annotation was computed. [2018-12-02 00:29:29,168 INFO L448 ceAbstractionStarter]: For program point L894(line 894) no Hoare annotation was computed. [2018-12-02 00:29:29,168 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 873 902) the Hoare annotation is: true [2018-12-02 00:29:29,168 INFO L448 ceAbstractionStarter]: For program point L887(lines 887 891) no Hoare annotation was computed. [2018-12-02 00:29:29,169 INFO L451 ceAbstractionStarter]: At program point L887-1(lines 887 891) the Hoare annotation is: true [2018-12-02 00:29:29,169 INFO L448 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-12-02 00:29:29,169 INFO L451 ceAbstractionStarter]: At program point L883-2(lines 883 897) the Hoare annotation is: true [2018-12-02 00:29:29,169 INFO L451 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-12-02 00:29:29,169 INFO L448 ceAbstractionStarter]: For program point L879-1(line 879) no Hoare annotation was computed. [2018-12-02 00:29:29,169 INFO L451 ceAbstractionStarter]: At program point L898(lines 873 902) the Hoare annotation is: true [2018-12-02 00:29:29,169 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 573 599) the Hoare annotation is: (let ((.cse11 (< 2 |old(~waterLevel~0)|)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse15 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse17 (<= ~pumpRunning~0 0)) (.cse18 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse20 (= 0 ~pumpRunning~0)) (.cse16 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse12 (and .cse20 .cse16)) (.cse1 (and .cse17 .cse16 .cse18)) (.cse19 (or .cse0 .cse2 .cse8)) (.cse10 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse9 (<= 1 ~switchedOnBeforeTS~0)) (.cse21 (or .cse15 .cse2)) (.cse13 (< 1 |old(~waterLevel~0)|)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse22 (and (= ~pumpRunning~0 1) .cse16)) (.cse14 (and (or .cse5 .cse11 (< |old(~waterLevel~0)| 2) .cse15 .cse2) (or .cse5 .cse15 .cse2 .cse7 .cse3)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse6 .cse2 .cse7 .cse8) (or (or .cse6 .cse9) (or .cse10 .cse0 .cse2) .cse11 .cse4) (or .cse5 .cse0 .cse12 .cse2 .cse3) (or .cse13 .cse6 .cse14) (or .cse6 .cse15 .cse2 .cse7 .cse3 .cse4) (or .cse10 (< 0 |old(~waterLevel~0)|) .cse5 .cse0 .cse2 (and .cse9 .cse16)) (or .cse10 .cse13 .cse0 .cse12 .cse2 .cse4) (or .cse10 .cse13 .cse0 .cse2 .cse4 .cse9) (or .cse13 (and .cse17 .cse16 .cse18 .cse6) .cse0 .cse2 .cse7 .cse4) (or (or .cse5 .cse19) .cse1) (or .cse5 (or (and .cse20 .cse6) (and .cse9 .cse20)) (and (or .cse0 .cse11 .cse2 .cse7) (or .cse10 .cse0 .cse11 .cse2))) (or .cse1 (or .cse19 .cse4)) (or .cse5 .cse13 .cse21 .cse22) (or .cse10 .cse5 .cse0 .cse2 .cse9 .cse3) (or .cse22 (or .cse11 .cse21) .cse4) (or .cse5 .cse13 .cse0 (and .cse16 .cse6) .cse2 .cse7) (or .cse0 .cse6 .cse2 .cse7 .cse4 .cse8) (or .cse22 .cse14)))) [2018-12-02 00:29:29,170 INFO L444 ceAbstractionStarter]: At program point L589(line 589) the Hoare annotation is: (let ((.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse10 (not (= ~systemActive~0 1)))) (let ((.cse22 (= ~methaneLevelCritical~0 0)) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse24 (not (= |old(~waterLevel~0)| 2))) (.cse18 (< 2 |old(~waterLevel~0)|)) (.cse23 (or .cse6 .cse10)) (.cse2 (= ~pumpRunning~0 1)) (.cse21 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse12 (and .cse2 .cse21 .cse3 .cse4)) (.cse14 (or .cse18 .cse23)) (.cse16 (or .cse9 .cse10 .cse24)) (.cse8 (and (= 0 ~pumpRunning~0) .cse21 .cse4)) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse5 (or .cse10 .cse24)) (.cse7 (= 1 ~waterLevel~0)) (.cse13 (< 0 |old(~waterLevel~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (or .cse22 .cse23)) (.cse19 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse20 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse17 (and (<= ~pumpRunning~0 0) .cse21 (<= |old(~pumpRunning~0)| ~pumpRunning~0) .cse4)) (.cse15 (not .cse22))) (and (or .cse0 (< 1 |old(~waterLevel~0)|) .cse1 (and .cse2 .cse3 .cse4)) (or (or .cse0 .cse5 .cse6) (and .cse7 .cse2 .cse4)) (or .cse8 .cse0 .cse9 .cse10 .cse11) (or .cse12 .cse13 .cse14 .cse15) (or .cse12 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse2 .cse4) .cse14 .cse15) (or (or .cse16 .cse15) .cse17) (or (or .cse0 .cse16) .cse8) (or .cse17 .cse0 (and (or .cse9 .cse18 .cse10 .cse19) (or .cse20 .cse9 .cse18 .cse10))) (or .cse9 .cse8 .cse10 .cse11 .cse15) (or (or .cse5 .cse6 .cse15) .cse7) (or .cse13 .cse0 .cse1 .cse21) (or (and (or .cse9 .cse10 .cse19) (or .cse20 .cse9 .cse10)) .cse18 .cse17 .cse15))))) [2018-12-02 00:29:29,170 INFO L444 ceAbstractionStarter]: At program point L587(lines 587 593) the Hoare annotation is: (let ((.cse29 (= ~systemActive~0 1))) (let ((.cse22 (not (= 1 |old(~pumpRunning~0)|))) (.cse12 (not .cse29))) (let ((.cse24 (not (= |old(~waterLevel~0)| 2))) (.cse14 (< 2 |old(~waterLevel~0)|)) (.cse6 (= ~pumpRunning~0 1)) (.cse7 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse15 (<= 1 ~switchedOnBeforeTS~0)) (.cse25 (= ~methaneLevelCritical~0 1)) (.cse10 (not (= 0 |old(~pumpRunning~0)|))) (.cse16 (= 0 ~pumpRunning~0)) (.cse18 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse28 (<= ~waterLevel~0 0)) (.cse26 (= ~methaneLevelCritical~0 0)) (.cse27 (or .cse22 .cse12))) (let ((.cse2 (or .cse26 .cse27)) (.cse3 (and .cse15 .cse25 .cse29 .cse10 .cse16 .cse18 .cse28)) (.cse5 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse4 (and .cse6 .cse18 .cse28 .cse7)) (.cse8 (or .cse14 .cse27)) (.cse13 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse17 (not (= |old(~waterLevel~0)| 1))) (.cse21 (or .cse12 .cse24)) (.cse9 (not .cse26)) (.cse23 (= 1 ~waterLevel~0)) (.cse19 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse0 (< 0 |old(~waterLevel~0)|)) (.cse11 (and .cse16 .cse18 .cse7)) (.cse1 (not .cse25)) (.cse20 (or .cse10 .cse12 .cse24))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 (and .cse5 .cse6 .cse7) .cse8 .cse9) (or .cse1 (< 1 |old(~waterLevel~0)|) .cse10 .cse11 .cse12 .cse13) (or .cse1 .cse2 .cse14 .cse3 (and .cse15 .cse5 .cse16)) (or .cse11 .cse1 .cse10 .cse12 .cse17) (or .cse4 .cse0 .cse8 .cse9) (or (and (<= ~pumpRunning~0 0) .cse18 (<= |old(~pumpRunning~0)| ~pumpRunning~0) .cse7) (and (= ~waterLevel~0 2) .cse18) (and (or .cse10 .cse12 .cse13) (or .cse19 .cse10 .cse12)) .cse14 .cse9) (or (and .cse6 .cse18) .cse11 (or .cse20 .cse9)) (or (or .cse1 .cse21 .cse22) .cse23) (or .cse10 .cse11 .cse12 .cse17 .cse9) (or (or .cse21 .cse22 .cse9) .cse23) (or .cse19 .cse0 .cse1 .cse10 .cse11 .cse12) (or .cse11 (or .cse1 .cse20))))))) [2018-12-02 00:29:29,170 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 573 599) no Hoare annotation was computed. [2018-12-02 00:29:29,170 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 573 599) no Hoare annotation was computed. [2018-12-02 00:29:29,171 INFO L444 ceAbstractionStarter]: At program point L582(line 582) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse5 (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 2)))) (.cse12 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse11 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse6 (= ~pumpRunning~0 1)) (.cse8 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse9 (< 2 |old(~waterLevel~0)|)) (.cse10 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5) (or (and (and .cse6 .cse7) .cse8) (or .cse4 .cse9 .cse10 .cse1)) (or .cse4 .cse0 .cse1 .cse2) (or .cse5 .cse3) (or (and (or .cse0 .cse1 .cse11) (or .cse12 .cse0 .cse1)) .cse9 .cse3) (or .cse12 .cse4 .cse0 .cse9 .cse1) (or .cse4 .cse0 .cse9 .cse1 .cse11) (or (and .cse6 .cse8 .cse7) (or .cse9 (or .cse10 .cse1)) .cse3)))) [2018-12-02 00:29:29,171 INFO L448 ceAbstractionStarter]: For program point L580(lines 576 598) no Hoare annotation was computed. [2018-12-02 00:29:29,171 INFO L448 ceAbstractionStarter]: For program point L578(lines 576 598) no Hoare annotation was computed. [2018-12-02 00:29:29,171 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-12-02 00:29:29,171 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-12-02 00:29:29,171 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-12-02 00:29:29,171 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: (let ((.cse1 (or (< 2 |old(~waterLevel~0)|) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (or .cse1 .cse2 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 00:29:29,171 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-12-02 00:29:29,171 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-12-02 00:29:29,171 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 927 933) no Hoare annotation was computed. [2018-12-02 00:29:29,171 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 927 933) the Hoare annotation is: true [2018-12-02 00:29:29,172 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 00:29:29,172 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-12-02 00:29:29,172 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 00:29:29,172 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 00:29:29,172 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-12-02 00:29:29,172 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-12-02 00:29:29,172 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse10 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 1)))) (let ((.cse7 (or .cse10 .cse4 (not (= |old(~waterLevel~0)| 1)))) (.cse6 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (< 1 |old(~waterLevel~0)|)) (.cse0 (or .cse10 .cse4)) (.cse1 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or (< 0 |old(~waterLevel~0)|) .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse3 .cse2 .cse6) (or .cse7 .cse2 .cse3) (or .cse8 .cse7 .cse2) (or .cse2 .cse0 .cse1 .cse3 .cse6) (or .cse8 .cse0 .cse2 .cse1 .cse6) (or .cse9 (or (= 0 ~switchedOnBeforeTS~0) .cse4) .cse2 .cse5 .cse3) (or .cse8 .cse2 (and (or (< ~switchedOnBeforeTS~0 1) .cse9 .cse0) (or .cse9 .cse0 .cse1)))))) [2018-12-02 00:29:29,172 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 141 148) no Hoare annotation was computed. [2018-12-02 00:29:29,172 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 141 148) the Hoare annotation is: true [2018-12-02 00:29:29,172 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 141 148) no Hoare annotation was computed. [2018-12-02 00:29:29,172 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2018-12-02 00:29:29,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 12:29:29 BoogieIcfgContainer [2018-12-02 00:29:29,184 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 00:29:29,184 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 00:29:29,184 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 00:29:29,184 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 00:29:29,185 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:28:57" (3/4) ... [2018-12-02 00:29:29,187 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 00:29:29,191 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-02 00:29:29,191 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-02 00:29:29,191 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-12-02 00:29:29,191 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-02 00:29:29,192 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-02 00:29:29,193 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 00:29:29,193 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-02 00:29:29,197 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 50 nodes and edges [2018-12-02 00:29:29,197 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-02 00:29:29,197 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 00:29:29,197 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 00:29:29,197 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 00:29:29,198 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 00:29:29,213 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(systemActive == 1) || ((((0 == methaneLevelCritical && waterLevel == 2) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((waterLevel <= 1 && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((0 == methaneLevelCritical && waterLevel == 2) && pumpRunning == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == methaneLevelCritical && pumpRunning <= 0) && \old(waterLevel) == waterLevel) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0)) || (((((1 <= switchedOnBeforeTS && waterLevel <= 1) && splverifierCounter == 0) && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning)) || ((((waterLevel == 2 && methaneLevelCritical == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || ((0 == methaneLevelCritical && ((!(waterLevel == 1) && !(switchedOnBeforeTS == 0)) && pumpRunning == 1) && splverifierCounter == 0) && waterLevel <= 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-02 00:29:29,213 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-02 00:29:29,235 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_dcbdbfa8-4ed9-4d6b-b7b9-c4305f784f11/bin-2019/utaipan/witness.graphml [2018-12-02 00:29:29,235 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 00:29:29,236 INFO L168 Benchmark]: Toolchain (without parser) took 32489.76 ms. Allocated memory was 1.0 GB in the beginning and 2.4 GB in the end (delta: 1.4 GB). Free memory was 948.1 MB in the beginning and 881.4 MB in the end (delta: 66.7 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-12-02 00:29:29,236 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 00:29:29,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 279.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -178.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2018-12-02 00:29:29,237 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 00:29:29,237 INFO L168 Benchmark]: Boogie Preprocessor took 20.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-02 00:29:29,237 INFO L168 Benchmark]: RCFGBuilder took 307.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 50.0 MB). Peak memory consumption was 50.0 MB. Max. memory is 11.5 GB. [2018-12-02 00:29:29,237 INFO L168 Benchmark]: TraceAbstraction took 31808.44 ms. Allocated memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: 1.3 GB). Free memory was 1.1 GB in the beginning and 911.5 MB in the end (delta: 161.2 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2018-12-02 00:29:29,237 INFO L168 Benchmark]: Witness Printer took 51.41 ms. Allocated memory is still 2.4 GB. Free memory was 911.5 MB in the beginning and 881.4 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 11.5 GB. [2018-12-02 00:29:29,238 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 279.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -178.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 307.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 50.0 MB). Peak memory consumption was 50.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 31808.44 ms. Allocated memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: 1.3 GB). Free memory was 1.1 GB in the beginning and 911.5 MB in the end (delta: 161.2 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. * Witness Printer took 51.41 ms. Allocated memory is still 2.4 GB. Free memory was 911.5 MB in the beginning and 881.4 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 145]: 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: 778]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 779]: Loop Invariant Derived loop invariant: ((((((((((!(systemActive == 1) || ((((0 == methaneLevelCritical && waterLevel == 2) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((waterLevel <= 1 && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((0 == methaneLevelCritical && waterLevel == 2) && pumpRunning == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == methaneLevelCritical && pumpRunning <= 0) && \old(waterLevel) == waterLevel) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0)) || (((((1 <= switchedOnBeforeTS && waterLevel <= 1) && splverifierCounter == 0) && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning)) || ((((waterLevel == 2 && methaneLevelCritical == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || ((0 == methaneLevelCritical && ((!(waterLevel == 1) && !(switchedOnBeforeTS == 0)) && pumpRunning == 1) && splverifierCounter == 0) && waterLevel <= 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 156 locations, 1 error locations. SAFE Result, 31.7s OverallTime, 15 OverallIterations, 9 TraceHistogramMax, 7.4s AutomataDifference, 0.0s DeadEndRemovalTime, 14.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 3209 SDtfs, 4897 SDslu, 10594 SDs, 0 SdLazy, 12304 SolverSat, 2881 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2557 GetRequests, 2249 SyntacticMatches, 41 SemanticMatches, 267 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2226 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1966occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 4.8s AbstIntTime, 4 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 15 MinimizatonAttempts, 1550 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 4120 PreInvPairs, 4366 NumberOfFragments, 4870 HoareAnnotationTreeSize, 4120 FomulaSimplifications, 95126 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 64 FomulaSimplificationsInter, 105981 FormulaSimplificationTreeSizeReductionInter, 13.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 3719 NumberOfCodeBlocks, 3719 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 4808 ConstructedInterpolants, 0 QuantifiedInterpolants, 2014775 SizeOfPredicates, 17 NumberOfNonLiveVariables, 4750 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 23 InterpolantComputations, 11 PerfectInterpolantSequences, 3916/4199 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...