./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product53_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_556571cc-cb89-4061-ad2c-971276cf8a5e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_556571cc-cb89-4061-ad2c-971276cf8a5e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_556571cc-cb89-4061-ad2c-971276cf8a5e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_556571cc-cb89-4061-ad2c-971276cf8a5e/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product53_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_556571cc-cb89-4061-ad2c-971276cf8a5e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_556571cc-cb89-4061-ad2c-971276cf8a5e/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 74af0999cbe879befd0a6903faa6dabc12f5915f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:44:37,517 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 23:44:37,518 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 23:44:37,527 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 23:44:37,527 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 23:44:37,528 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 23:44:37,529 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 23:44:37,530 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 23:44:37,531 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 23:44:37,532 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 23:44:37,532 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 23:44:37,533 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 23:44:37,533 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 23:44:37,534 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 23:44:37,535 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 23:44:37,535 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 23:44:37,536 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 23:44:37,537 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 23:44:37,538 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 23:44:37,539 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 23:44:37,540 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 23:44:37,541 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 23:44:37,542 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 23:44:37,542 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 23:44:37,543 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 23:44:37,543 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 23:44:37,544 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 23:44:37,544 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 23:44:37,545 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 23:44:37,546 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 23:44:37,546 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 23:44:37,546 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 23:44:37,547 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 23:44:37,547 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 23:44:37,547 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 23:44:37,548 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 23:44:37,548 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_556571cc-cb89-4061-ad2c-971276cf8a5e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 23:44:37,558 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 23:44:37,558 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 23:44:37,559 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 23:44:37,559 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 23:44:37,559 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 23:44:37,560 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 23:44:37,560 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 23:44:37,560 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 23:44:37,560 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 23:44:37,560 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 23:44:37,560 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 23:44:37,561 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 23:44:37,561 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 23:44:37,561 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 23:44:37,561 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 23:44:37,562 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 23:44:37,562 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 23:44:37,562 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 23:44:37,562 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 23:44:37,562 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 23:44:37,562 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 23:44:37,562 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 23:44:37,563 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 23:44:37,563 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 23:44:37,563 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 23:44:37,563 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 23:44:37,563 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 23:44:37,563 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 23:44:37,564 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 23:44:37,564 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 23:44:37,564 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 23:44:37,564 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 23:44:37,564 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 23:44:37,564 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 23:44:37,564 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 23:44:37,565 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 23:44:37,565 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_556571cc-cb89-4061-ad2c-971276cf8a5e/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 -> 74af0999cbe879befd0a6903faa6dabc12f5915f [2018-12-02 23:44:37,588 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 23:44:37,596 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 23:44:37,598 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 23:44:37,599 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 23:44:37,599 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 23:44:37,599 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_556571cc-cb89-4061-ad2c-971276cf8a5e/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product53_true-unreach-call_false-termination.cil.c [2018-12-02 23:44:37,634 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_556571cc-cb89-4061-ad2c-971276cf8a5e/bin-2019/utaipan/data/b0403d4fd/83e80316fd1c4a898ad30090cc556378/FLAG4e4caf595 [2018-12-02 23:44:38,067 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 23:44:38,068 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_556571cc-cb89-4061-ad2c-971276cf8a5e/sv-benchmarks/c/product-lines/minepump_spec2_product53_true-unreach-call_false-termination.cil.c [2018-12-02 23:44:38,074 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_556571cc-cb89-4061-ad2c-971276cf8a5e/bin-2019/utaipan/data/b0403d4fd/83e80316fd1c4a898ad30090cc556378/FLAG4e4caf595 [2018-12-02 23:44:38,464 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_556571cc-cb89-4061-ad2c-971276cf8a5e/bin-2019/utaipan/data/b0403d4fd/83e80316fd1c4a898ad30090cc556378 [2018-12-02 23:44:38,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 23:44:38,467 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 23:44:38,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 23:44:38,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 23:44:38,470 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 23:44:38,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:44:38" (1/1) ... [2018-12-02 23:44:38,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6952e9a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:38, skipping insertion in model container [2018-12-02 23:44:38,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:44:38" (1/1) ... [2018-12-02 23:44:38,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 23:44:38,500 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 23:44:38,650 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 23:44:38,701 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 23:44:38,751 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 23:44:38,769 INFO L195 MainTranslator]: Completed translation [2018-12-02 23:44:38,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:38 WrapperNode [2018-12-02 23:44:38,769 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 23:44:38,770 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 23:44:38,770 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 23:44:38,770 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 23:44:38,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:38" (1/1) ... [2018-12-02 23:44:38,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:38" (1/1) ... [2018-12-02 23:44:38,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 23:44:38,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 23:44:38,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 23:44:38,789 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 23:44:38,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:38" (1/1) ... [2018-12-02 23:44:38,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:38" (1/1) ... [2018-12-02 23:44:38,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:38" (1/1) ... [2018-12-02 23:44:38,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:38" (1/1) ... [2018-12-02 23:44:38,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:38" (1/1) ... [2018-12-02 23:44:38,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:38" (1/1) ... [2018-12-02 23:44:38,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:38" (1/1) ... [2018-12-02 23:44:38,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 23:44:38,811 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 23:44:38,811 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 23:44:38,811 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 23:44:38,811 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_556571cc-cb89-4061-ad2c-971276cf8a5e/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 23:44:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-02 23:44:38,841 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-02 23:44:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 23:44:38,841 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 23:44:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-02 23:44:38,841 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-02 23:44:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 23:44:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-02 23:44:38,842 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-02 23:44:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-02 23:44:38,842 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-02 23:44:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-02 23:44:38,842 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-02 23:44:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 23:44:38,842 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 23:44:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-02 23:44:38,842 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-02 23:44:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-02 23:44:38,842 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-02 23:44:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-12-02 23:44:38,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-12-02 23:44:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-12-02 23:44:38,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-12-02 23:44:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-02 23:44:38,843 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-02 23:44:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-02 23:44:38,843 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-02 23:44:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 23:44:38,843 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 23:44:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 23:44:38,843 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 23:44:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 23:44:38,843 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 23:44:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-02 23:44:38,843 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-02 23:44:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 23:44:38,844 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 23:44:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 23:44:38,844 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 23:44:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-02 23:44:38,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-02 23:44:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-02 23:44:38,844 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-02 23:44:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-02 23:44:38,844 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-02 23:44:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-02 23:44:38,844 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-02 23:44:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-02 23:44:38,844 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-02 23:44:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-02 23:44:38,844 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-02 23:44:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 23:44:38,845 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 23:44:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 23:44:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 23:44:38,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 23:44:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 23:44:38,845 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 23:44:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-02 23:44:38,845 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-02 23:44:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 23:44:38,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 23:44:39,129 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 23:44:39,129 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-02 23:44:39,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:44:39 BoogieIcfgContainer [2018-12-02 23:44:39,129 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 23:44:39,130 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 23:44:39,130 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 23:44:39,132 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 23:44:39,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 11:44:38" (1/3) ... [2018-12-02 23:44:39,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69ac3415 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:44:39, skipping insertion in model container [2018-12-02 23:44:39,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:38" (2/3) ... [2018-12-02 23:44:39,133 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69ac3415 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:44:39, skipping insertion in model container [2018-12-02 23:44:39,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:44:39" (3/3) ... [2018-12-02 23:44:39,134 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product53_true-unreach-call_false-termination.cil.c [2018-12-02 23:44:39,140 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 23:44:39,145 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 23:44:39,154 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 23:44:39,172 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 23:44:39,172 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 23:44:39,172 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 23:44:39,172 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 23:44:39,172 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 23:44:39,172 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 23:44:39,172 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 23:44:39,172 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 23:44:39,184 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2018-12-02 23:44:39,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 23:44:39,189 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:44:39,190 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 23:44:39,191 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:44:39,194 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:44:39,194 INFO L82 PathProgramCache]: Analyzing trace with hash -14193465, now seen corresponding path program 1 times [2018-12-02 23:44:39,195 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 23:44:39,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:39,223 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:44:39,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:39,223 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 23:44:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:44:39,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 23:44:39,331 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 23:44:39,331 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 23:44:39,331 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 23:44:39,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 23:44:39,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 23:44:39,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 23:44:39,343 INFO L87 Difference]: Start difference. First operand 161 states. Second operand 2 states. [2018-12-02 23:44:39,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:44:39,368 INFO L93 Difference]: Finished difference Result 292 states and 365 transitions. [2018-12-02 23:44:39,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 23:44:39,369 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-12-02 23:44:39,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:44:39,376 INFO L225 Difference]: With dead ends: 292 [2018-12-02 23:44:39,376 INFO L226 Difference]: Without dead ends: 148 [2018-12-02 23:44:39,378 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 23:44:39,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2018-12-02 23:44:39,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2018-12-02 23:44:39,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2018-12-02 23:44:39,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 176 transitions. [2018-12-02 23:44:39,408 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 176 transitions. Word has length 51 [2018-12-02 23:44:39,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:44:39,408 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 176 transitions. [2018-12-02 23:44:39,408 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 23:44:39,409 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 176 transitions. [2018-12-02 23:44:39,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 23:44:39,410 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:44:39,410 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 23:44:39,410 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:44:39,411 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:44:39,411 INFO L82 PathProgramCache]: Analyzing trace with hash 1295682751, now seen corresponding path program 1 times [2018-12-02 23:44:39,411 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 23:44:39,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:39,411 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:44:39,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:39,411 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 23:44:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:44:39,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 23:44:39,460 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 23:44:39,460 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 23:44:39,460 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 23:44:39,461 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 23:44:39,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 23:44:39,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 23:44:39,461 INFO L87 Difference]: Start difference. First operand 148 states and 176 transitions. Second operand 3 states. [2018-12-02 23:44:39,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:44:39,475 INFO L93 Difference]: Finished difference Result 241 states and 287 transitions. [2018-12-02 23:44:39,476 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 23:44:39,476 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-12-02 23:44:39,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:44:39,477 INFO L225 Difference]: With dead ends: 241 [2018-12-02 23:44:39,477 INFO L226 Difference]: Without dead ends: 139 [2018-12-02 23:44:39,478 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 23:44:39,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2018-12-02 23:44:39,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2018-12-02 23:44:39,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-12-02 23:44:39,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 164 transitions. [2018-12-02 23:44:39,485 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 164 transitions. Word has length 52 [2018-12-02 23:44:39,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:44:39,486 INFO L480 AbstractCegarLoop]: Abstraction has 139 states and 164 transitions. [2018-12-02 23:44:39,486 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 23:44:39,486 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 164 transitions. [2018-12-02 23:44:39,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-02 23:44:39,487 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:44:39,487 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 23:44:39,487 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:44:39,487 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:44:39,487 INFO L82 PathProgramCache]: Analyzing trace with hash -526147235, now seen corresponding path program 1 times [2018-12-02 23:44:39,487 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 23:44:39,488 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:39,488 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:44:39,488 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:39,488 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 23:44:39,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:44:39,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 23:44:39,558 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 23:44:39,558 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 23:44:39,558 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 23:44:39,559 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 23:44:39,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 23:44:39,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-02 23:44:39,559 INFO L87 Difference]: Start difference. First operand 139 states and 164 transitions. Second operand 7 states. [2018-12-02 23:44:39,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:44:39,725 INFO L93 Difference]: Finished difference Result 250 states and 301 transitions. [2018-12-02 23:44:39,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 23:44:39,725 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2018-12-02 23:44:39,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:44:39,727 INFO L225 Difference]: With dead ends: 250 [2018-12-02 23:44:39,727 INFO L226 Difference]: Without dead ends: 139 [2018-12-02 23:44:39,728 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 23:44:39,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2018-12-02 23:44:39,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2018-12-02 23:44:39,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-12-02 23:44:39,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 163 transitions. [2018-12-02 23:44:39,740 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 163 transitions. Word has length 56 [2018-12-02 23:44:39,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:44:39,740 INFO L480 AbstractCegarLoop]: Abstraction has 139 states and 163 transitions. [2018-12-02 23:44:39,740 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 23:44:39,740 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 163 transitions. [2018-12-02 23:44:39,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-02 23:44:39,742 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:44:39,743 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 23:44:39,743 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:44:39,743 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:44:39,743 INFO L82 PathProgramCache]: Analyzing trace with hash 1780832067, now seen corresponding path program 1 times [2018-12-02 23:44:39,743 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 23:44:39,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:39,744 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:44:39,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:39,745 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 23:44:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:44:39,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 23:44:39,816 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 23:44:39,816 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 23:44:39,816 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 23:44:39,817 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 23:44:39,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 23:44:39,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 23:44:39,817 INFO L87 Difference]: Start difference. First operand 139 states and 163 transitions. Second operand 5 states. [2018-12-02 23:44:40,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:44:40,124 INFO L93 Difference]: Finished difference Result 354 states and 433 transitions. [2018-12-02 23:44:40,124 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 23:44:40,124 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 74 [2018-12-02 23:44:40,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:44:40,127 INFO L225 Difference]: With dead ends: 354 [2018-12-02 23:44:40,127 INFO L226 Difference]: Without dead ends: 243 [2018-12-02 23:44:40,128 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 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 23:44:40,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2018-12-02 23:44:40,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 225. [2018-12-02 23:44:40,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2018-12-02 23:44:40,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 258 transitions. [2018-12-02 23:44:40,148 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 258 transitions. Word has length 74 [2018-12-02 23:44:40,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:44:40,148 INFO L480 AbstractCegarLoop]: Abstraction has 225 states and 258 transitions. [2018-12-02 23:44:40,148 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 23:44:40,148 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 258 transitions. [2018-12-02 23:44:40,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-02 23:44:40,149 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:44:40,150 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 23:44:40,150 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:44:40,150 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:44:40,150 INFO L82 PathProgramCache]: Analyzing trace with hash -2057745489, now seen corresponding path program 1 times [2018-12-02 23:44:40,150 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 23:44:40,151 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:40,151 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:44:40,151 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:40,151 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 23:44:40,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:44:40,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 23:44:40,207 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 23:44:40,207 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 23:44:40,207 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 23:44:40,208 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 23:44:40,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 23:44:40,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 23:44:40,208 INFO L87 Difference]: Start difference. First operand 225 states and 258 transitions. Second operand 6 states. [2018-12-02 23:44:40,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:44:40,345 INFO L93 Difference]: Finished difference Result 601 states and 710 transitions. [2018-12-02 23:44:40,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 23:44:40,346 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2018-12-02 23:44:40,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:44:40,348 INFO L225 Difference]: With dead ends: 601 [2018-12-02 23:44:40,348 INFO L226 Difference]: Without dead ends: 404 [2018-12-02 23:44:40,349 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-02 23:44:40,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2018-12-02 23:44:40,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 398. [2018-12-02 23:44:40,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2018-12-02 23:44:40,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 456 transitions. [2018-12-02 23:44:40,371 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 456 transitions. Word has length 88 [2018-12-02 23:44:40,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:44:40,371 INFO L480 AbstractCegarLoop]: Abstraction has 398 states and 456 transitions. [2018-12-02 23:44:40,371 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 23:44:40,371 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 456 transitions. [2018-12-02 23:44:40,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-02 23:44:40,372 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:44:40,372 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 23:44:40,373 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:44:40,373 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:44:40,373 INFO L82 PathProgramCache]: Analyzing trace with hash 242365227, now seen corresponding path program 1 times [2018-12-02 23:44:40,373 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 23:44:40,373 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:40,374 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:44:40,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:40,374 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 23:44:40,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:44:40,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 23:44:40,457 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 23:44:40,457 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 23:44:40,457 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 23:44:40,457 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 23:44:40,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 23:44:40,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-02 23:44:40,458 INFO L87 Difference]: Start difference. First operand 398 states and 456 transitions. Second operand 7 states. [2018-12-02 23:44:40,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:44:40,791 INFO L93 Difference]: Finished difference Result 797 states and 936 transitions. [2018-12-02 23:44:40,791 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 23:44:40,791 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2018-12-02 23:44:40,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:44:40,793 INFO L225 Difference]: With dead ends: 797 [2018-12-02 23:44:40,793 INFO L226 Difference]: Without dead ends: 427 [2018-12-02 23:44:40,794 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-02 23:44:40,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2018-12-02 23:44:40,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 397. [2018-12-02 23:44:40,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 397 states. [2018-12-02 23:44:40,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 453 transitions. [2018-12-02 23:44:40,818 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 453 transitions. Word has length 92 [2018-12-02 23:44:40,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:44:40,819 INFO L480 AbstractCegarLoop]: Abstraction has 397 states and 453 transitions. [2018-12-02 23:44:40,819 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 23:44:40,819 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 453 transitions. [2018-12-02 23:44:40,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 23:44:40,820 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:44:40,820 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 23:44:40,821 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:44:40,821 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:44:40,821 INFO L82 PathProgramCache]: Analyzing trace with hash 1348117597, now seen corresponding path program 1 times [2018-12-02 23:44:40,821 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 23:44:40,822 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:40,822 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:44:40,822 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:40,822 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 23:44:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:44:40,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 23:44:40,888 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 23:44:40,888 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 23:44:40,888 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 23:44:40,889 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 23:44:40,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 23:44:40,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 23:44:40,889 INFO L87 Difference]: Start difference. First operand 397 states and 453 transitions. Second operand 6 states. [2018-12-02 23:44:40,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:44:40,918 INFO L93 Difference]: Finished difference Result 776 states and 900 transitions. [2018-12-02 23:44:40,918 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 23:44:40,918 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2018-12-02 23:44:40,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:44:40,919 INFO L225 Difference]: With dead ends: 776 [2018-12-02 23:44:40,920 INFO L226 Difference]: Without dead ends: 407 [2018-12-02 23:44:40,920 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 23:44:40,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2018-12-02 23:44:40,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 407. [2018-12-02 23:44:40,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 407 states. [2018-12-02 23:44:40,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 463 transitions. [2018-12-02 23:44:40,932 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 463 transitions. Word has length 93 [2018-12-02 23:44:40,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:44:40,933 INFO L480 AbstractCegarLoop]: Abstraction has 407 states and 463 transitions. [2018-12-02 23:44:40,933 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 23:44:40,933 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 463 transitions. [2018-12-02 23:44:40,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 23:44:40,933 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:44:40,934 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 23:44:40,934 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:44:40,934 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:44:40,934 INFO L82 PathProgramCache]: Analyzing trace with hash 1275731039, now seen corresponding path program 1 times [2018-12-02 23:44:40,934 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 23:44:40,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:40,934 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:44:40,935 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:40,935 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 23:44:40,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:44:40,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 23:44:40,986 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 23:44:40,986 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-02 23:44:40,986 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 23:44:40,986 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 23:44:40,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 23:44:40,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 23:44:40,987 INFO L87 Difference]: Start difference. First operand 407 states and 463 transitions. Second operand 8 states. [2018-12-02 23:44:41,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:44:41,015 INFO L93 Difference]: Finished difference Result 800 states and 936 transitions. [2018-12-02 23:44:41,016 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 23:44:41,016 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2018-12-02 23:44:41,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:44:41,018 INFO L225 Difference]: With dead ends: 800 [2018-12-02 23:44:41,018 INFO L226 Difference]: Without dead ends: 421 [2018-12-02 23:44:41,019 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 23:44:41,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2018-12-02 23:44:41,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 415. [2018-12-02 23:44:41,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 415 states. [2018-12-02 23:44:41,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 471 transitions. [2018-12-02 23:44:41,031 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 471 transitions. Word has length 93 [2018-12-02 23:44:41,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:44:41,032 INFO L480 AbstractCegarLoop]: Abstraction has 415 states and 471 transitions. [2018-12-02 23:44:41,032 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 23:44:41,032 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 471 transitions. [2018-12-02 23:44:41,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 23:44:41,032 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:44:41,032 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 23:44:41,032 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:44:41,033 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:44:41,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1605496800, now seen corresponding path program 1 times [2018-12-02 23:44:41,033 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 23:44:41,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:41,033 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:44:41,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:41,033 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 23:44:41,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:44:41,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 23:44:41,073 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 23:44:41,073 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 23:44:41,073 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 23:44:41,074 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 23:44:41,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 23:44:41,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 23:44:41,074 INFO L87 Difference]: Start difference. First operand 415 states and 471 transitions. Second operand 4 states. [2018-12-02 23:44:41,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:44:41,209 INFO L93 Difference]: Finished difference Result 1250 states and 1496 transitions. [2018-12-02 23:44:41,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 23:44:41,209 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2018-12-02 23:44:41,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:44:41,211 INFO L225 Difference]: With dead ends: 1250 [2018-12-02 23:44:41,212 INFO L226 Difference]: Without dead ends: 863 [2018-12-02 23:44:41,212 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 23:44:41,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2018-12-02 23:44:41,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 549. [2018-12-02 23:44:41,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 549 states. [2018-12-02 23:44:41,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 618 transitions. [2018-12-02 23:44:41,234 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 618 transitions. Word has length 93 [2018-12-02 23:44:41,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:44:41,234 INFO L480 AbstractCegarLoop]: Abstraction has 549 states and 618 transitions. [2018-12-02 23:44:41,234 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 23:44:41,235 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 618 transitions. [2018-12-02 23:44:41,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 23:44:41,235 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:44:41,235 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:44:41,236 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:44:41,236 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:44:41,236 INFO L82 PathProgramCache]: Analyzing trace with hash -2047783674, now seen corresponding path program 1 times [2018-12-02 23:44:41,236 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 23:44:41,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:41,236 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:44:41,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:41,236 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 23:44:41,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:44:41,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 23:44:41,261 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 23:44:41,261 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 23:44:41,261 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 23:44:41,261 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 23:44:41,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 23:44:41,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 23:44:41,261 INFO L87 Difference]: Start difference. First operand 549 states and 618 transitions. Second operand 3 states. [2018-12-02 23:44:41,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:44:41,303 INFO L93 Difference]: Finished difference Result 866 states and 990 transitions. [2018-12-02 23:44:41,303 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 23:44:41,303 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2018-12-02 23:44:41,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:44:41,305 INFO L225 Difference]: With dead ends: 866 [2018-12-02 23:44:41,305 INFO L226 Difference]: Without dead ends: 863 [2018-12-02 23:44:41,306 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 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 23:44:41,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2018-12-02 23:44:41,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 713. [2018-12-02 23:44:41,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 713 states. [2018-12-02 23:44:41,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 713 states and 813 transitions. [2018-12-02 23:44:41,332 INFO L78 Accepts]: Start accepts. Automaton has 713 states and 813 transitions. Word has length 97 [2018-12-02 23:44:41,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:44:41,332 INFO L480 AbstractCegarLoop]: Abstraction has 713 states and 813 transitions. [2018-12-02 23:44:41,332 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 23:44:41,332 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 813 transitions. [2018-12-02 23:44:41,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 23:44:41,334 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:44:41,334 INFO L402 BasicCegarLoop]: trace histogram [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, 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 23:44:41,334 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:44:41,335 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:44:41,335 INFO L82 PathProgramCache]: Analyzing trace with hash -1584272901, now seen corresponding path program 1 times [2018-12-02 23:44:41,335 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 23:44:41,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:41,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:44:41,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:41,335 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 23:44:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:44:41,429 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 23:44:41,430 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 23:44:41,430 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 23:44:41,430 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 161 with the following transitions: [2018-12-02 23:44:41,432 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [19], [31], [41], [45], [46], [47], [62], [65], [67], [76], [80], [84], [87], [90], [92], [95], [98], [100], [103], [120], [122], [125], [127], [130], [133], [136], [144], [145], [146], [147], [148], [149], [150], [151], [153], [158], [160], [161], [166], [168], [169], [170], [202], [206], [212], [220], [224], [227], [229], [232], [242], [245], [249], [250], [253], [268], [271], [272], [273], [274], [275], [276], [277], [278], [279], [280], [284], [285], [286], [296], [297], [298], [299], [300], [301], [302], [303], [306], [307], [308], [309], [310], [312], [313], [320], [321], [322], [323], [324], [325], [326], [328], [329], [330], [331], [342], [343] [2018-12-02 23:44:41,455 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 23:44:41,455 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 23:44:42,736 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 23:44:42,737 INFO L272 AbstractInterpreter]: Visited 104 different actions 523 times. Merged at 13 different actions 43 times. Never widened. Performed 27595 root evaluator evaluations with a maximum evaluation depth of 3. Performed 27595 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 8 fixpoints after 3 different actions. Largest state had 134 variables. [2018-12-02 23:44:42,745 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:44:42,745 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 23:44:42,746 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 23:44:42,746 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_556571cc-cb89-4061-ad2c-971276cf8a5e/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 23:44:42,752 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:44:42,752 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 23:44:42,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:44:42,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 23:44:42,904 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 23:44:42,904 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 23:44:43,042 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 23:44:43,059 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-02 23:44:43,059 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 3] total 8 [2018-12-02 23:44:43,059 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 23:44:43,059 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 23:44:43,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 23:44:43,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-12-02 23:44:43,060 INFO L87 Difference]: Start difference. First operand 713 states and 813 transitions. Second operand 3 states. [2018-12-02 23:44:43,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:44:43,113 INFO L93 Difference]: Finished difference Result 1201 states and 1380 transitions. [2018-12-02 23:44:43,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 23:44:43,113 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2018-12-02 23:44:43,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:44:43,116 INFO L225 Difference]: With dead ends: 1201 [2018-12-02 23:44:43,116 INFO L226 Difference]: Without dead ends: 646 [2018-12-02 23:44:43,117 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 328 GetRequests, 320 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-12-02 23:44:43,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 646 states. [2018-12-02 23:44:43,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 646 to 646. [2018-12-02 23:44:43,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 646 states. [2018-12-02 23:44:43,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 646 states and 727 transitions. [2018-12-02 23:44:43,148 INFO L78 Accepts]: Start accepts. Automaton has 646 states and 727 transitions. Word has length 160 [2018-12-02 23:44:43,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:44:43,148 INFO L480 AbstractCegarLoop]: Abstraction has 646 states and 727 transitions. [2018-12-02 23:44:43,148 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 23:44:43,148 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 727 transitions. [2018-12-02 23:44:43,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-02 23:44:43,150 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:44:43,150 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:44:43,150 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:44:43,150 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:44:43,150 INFO L82 PathProgramCache]: Analyzing trace with hash -1035830722, now seen corresponding path program 1 times [2018-12-02 23:44:43,150 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 23:44:43,151 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:43,151 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:44:43,151 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:44:43,151 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 23:44:43,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:44:43,288 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 23:44:43,288 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 23:44:43,288 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 23:44:43,288 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 174 with the following transitions: [2018-12-02 23:44:43,288 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [19], [20], [22], [25], [29], [30], [31], [35], [37], [38], [41], [45], [46], [47], [50], [52], [58], [62], [65], [66], [67], [76], [80], [84], [87], [90], [92], [95], [98], [100], [103], [118], [119], [120], [122], [125], [127], [130], [133], [136], [144], [145], [146], [147], [148], [149], [150], [151], [153], [158], [160], [161], [166], [168], [169], [170], [199], [202], [206], [212], [215], [219], [220], [224], [227], [229], [232], [239], [242], [245], [249], [250], [253], [256], [258], [264], [268], [271], [272], [273], [274], [275], [276], [277], [278], [279], [280], [282], [283], [284], [285], [286], [288], [289], [290], [291], [294], [295], [296], [297], [298], [299], [300], [301], [302], [303], [306], [307], [308], [309], [310], [312], [313], [318], [319], [320], [321], [322], [323], [324], [325], [326], [328], [329], [330], [331], [334], [335], [336], [337], [340], [341], [342], [343] [2018-12-02 23:44:43,292 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 23:44:43,292 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 23:44:44,658 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 23:44:44,658 INFO L272 AbstractInterpreter]: Visited 141 different actions 857 times. Merged at 20 different actions 80 times. Never widened. Performed 36276 root evaluator evaluations with a maximum evaluation depth of 5. Performed 36276 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 18 fixpoints after 5 different actions. Largest state had 134 variables. [2018-12-02 23:44:44,660 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:44:44,660 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 23:44:44,660 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 23:44:44,660 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_556571cc-cb89-4061-ad2c-971276cf8a5e/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 23:44:44,666 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:44:44,667 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 23:44:44,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:44:44,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 23:44:44,846 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 23:44:44,846 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 23:44:45,140 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 23:44:45,156 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-02 23:44:45,156 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13, 9] total 25 [2018-12-02 23:44:45,156 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 23:44:45,156 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 23:44:45,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 23:44:45,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2018-12-02 23:44:45,157 INFO L87 Difference]: Start difference. First operand 646 states and 727 transitions. Second operand 8 states. [2018-12-02 23:44:45,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:44:45,309 INFO L93 Difference]: Finished difference Result 1165 states and 1322 transitions. [2018-12-02 23:44:45,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 23:44:45,309 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 173 [2018-12-02 23:44:45,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:44:45,310 INFO L225 Difference]: With dead ends: 1165 [2018-12-02 23:44:45,310 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 23:44:45,311 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 359 GetRequests, 331 SyntacticMatches, 5 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2018-12-02 23:44:45,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 23:44:45,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 23:44:45,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 23:44:45,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 23:44:45,312 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 173 [2018-12-02 23:44:45,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:44:45,312 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 23:44:45,312 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 23:44:45,312 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 23:44:45,312 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 23:44:45,315 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 23:44:45,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:44:45,717 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 28 [2018-12-02 23:44:46,364 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 40 [2018-12-02 23:44:46,491 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 39 [2018-12-02 23:44:47,652 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 44 [2018-12-02 23:44:48,058 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 978 984) the Hoare annotation is: true [2018-12-02 23:44:48,058 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 978 984) no Hoare annotation was computed. [2018-12-02 23:44:48,058 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 985 993) no Hoare annotation was computed. [2018-12-02 23:44:48,058 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 985 993) the Hoare annotation is: true [2018-12-02 23:44:48,059 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 985 993) no Hoare annotation was computed. [2018-12-02 23:44:48,059 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 832 854) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 23:44:48,059 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 832 854) no Hoare annotation was computed. [2018-12-02 23:44:48,059 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 832 854) no Hoare annotation was computed. [2018-12-02 23:44:48,059 INFO L444 ceAbstractionStarter]: At program point L844(line 844) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 23:44:48,059 INFO L444 ceAbstractionStarter]: At program point L844-1(line 844) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 23:44:48,059 INFO L448 ceAbstractionStarter]: For program point L842(lines 842 849) no Hoare annotation was computed. [2018-12-02 23:44:48,059 INFO L448 ceAbstractionStarter]: For program point L842-1(lines 842 849) no Hoare annotation was computed. [2018-12-02 23:44:48,059 INFO L448 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-12-02 23:44:48,059 INFO L444 ceAbstractionStarter]: At program point L839(line 839) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 23:44:48,059 INFO L444 ceAbstractionStarter]: At program point L838(line 838) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 23:44:48,059 INFO L444 ceAbstractionStarter]: At program point L838-1(line 838) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 23:44:48,059 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 633 641) no Hoare annotation was computed. [2018-12-02 23:44:48,059 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 633 641) the Hoare annotation is: true [2018-12-02 23:44:48,059 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 633 641) no Hoare annotation was computed. [2018-12-02 23:44:48,059 INFO L451 ceAbstractionStarter]: At program point L704(line 704) the Hoare annotation is: true [2018-12-02 23:44:48,060 INFO L448 ceAbstractionStarter]: For program point L706-2(lines 706 710) no Hoare annotation was computed. [2018-12-02 23:44:48,060 INFO L448 ceAbstractionStarter]: For program point L704-1(line 704) no Hoare annotation was computed. [2018-12-02 23:44:48,060 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 697 715) the Hoare annotation is: true [2018-12-02 23:44:48,060 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 697 715) no Hoare annotation was computed. [2018-12-02 23:44:48,060 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 710) no Hoare annotation was computed. [2018-12-02 23:44:48,060 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 697 715) no Hoare annotation was computed. [2018-12-02 23:44:48,060 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 971 977) no Hoare annotation was computed. [2018-12-02 23:44:48,060 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 971 977) the Hoare annotation is: true [2018-12-02 23:44:48,060 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 818 828) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 23:44:48,060 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 818 828) no Hoare annotation was computed. [2018-12-02 23:44:48,060 INFO L444 ceAbstractionStarter]: At program point L823(line 823) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 23:44:48,060 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 818 828) no Hoare annotation was computed. [2018-12-02 23:44:48,060 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 622 632) the Hoare annotation is: true [2018-12-02 23:44:48,060 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 622 632) no Hoare annotation was computed. [2018-12-02 23:44:48,060 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 622 632) no Hoare annotation was computed. [2018-12-02 23:44:48,060 INFO L451 ceAbstractionStarter]: At program point L627(line 627) the Hoare annotation is: true [2018-12-02 23:44:48,060 INFO L448 ceAbstractionStarter]: For program point L627-1(line 627) no Hoare annotation was computed. [2018-12-02 23:44:48,060 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 614 621) the Hoare annotation is: (let ((.cse1 (< |old(~pumpRunning~0)| 1)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 (or .cse2 (not (= ~methaneLevelCritical~0 0)))) (or .cse1 (< ~methaneLevelCritical~0 1) .cse2 .cse0))) [2018-12-02 23:44:48,060 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 614 621) no Hoare annotation was computed. [2018-12-02 23:44:48,060 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 614 621) no Hoare annotation was computed. [2018-12-02 23:44:48,060 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 946) no Hoare annotation was computed. [2018-12-02 23:44:48,061 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 936 949) no Hoare annotation was computed. [2018-12-02 23:44:48,061 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 936 949) the Hoare annotation is: true [2018-12-02 23:44:48,061 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 936 949) no Hoare annotation was computed. [2018-12-02 23:44:48,061 INFO L444 ceAbstractionStarter]: At program point L600(line 600) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (< |old(~pumpRunning~0)| 1)) (.cse1 (< ~methaneLevelCritical~0 1)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (or .cse2 .cse3) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse2 .cse3 .cse4) .cse0) (or .cse5 (or .cse3 .cse4)) (or .cse5 .cse1 .cse3))) [2018-12-02 23:44:48,061 INFO L448 ceAbstractionStarter]: For program point L600-1(lines 581 605) no Hoare annotation was computed. [2018-12-02 23:44:48,061 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 581 605) no Hoare annotation was computed. [2018-12-02 23:44:48,061 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 581 605) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (< |old(~pumpRunning~0)| 1)) (.cse1 (< ~methaneLevelCritical~0 1)) (.cse3 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 (or .cse2 .cse3) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse2 .cse3 .cse4) .cse0) (or .cse0 .cse5 (or .cse3 .cse4)) (or .cse5 .cse1 .cse3 .cse0))) [2018-12-02 23:44:48,061 INFO L444 ceAbstractionStarter]: At program point L595(line 595) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< |old(~pumpRunning~0)| 1)) (.cse4 (< ~methaneLevelCritical~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse3 (or .cse1 .cse2)) (or .cse4 (or .cse0 .cse1) (not (= ~methAndRunningLastTime~0 0))) (or .cse3 .cse4 .cse1))) [2018-12-02 23:44:48,061 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< |old(~pumpRunning~0)| 1)) (.cse5 (< ~methaneLevelCritical~0 1)) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 (or .cse1 .cse2)) (or .cse5 (or .cse0 .cse1) (not (= ~methAndRunningLastTime~0 0))) (or .cse4 .cse5 .cse1 (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~6) .cse3)))) [2018-12-02 23:44:48,061 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 597) no Hoare annotation was computed. [2018-12-02 23:44:48,061 INFO L444 ceAbstractionStarter]: At program point L587(line 587) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (< |old(~pumpRunning~0)| 1)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (< ~methaneLevelCritical~0 1)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 (or .cse1 .cse2)) (or .cse4 .cse5 .cse1 .cse3) (or .cse5 (or .cse0 .cse1) (not (= ~methAndRunningLastTime~0 0))))) [2018-12-02 23:44:48,061 INFO L448 ceAbstractionStarter]: For program point L587-1(line 587) no Hoare annotation was computed. [2018-12-02 23:44:48,061 INFO L448 ceAbstractionStarter]: For program point L585(lines 585 602) no Hoare annotation was computed. [2018-12-02 23:44:48,061 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 521 527) no Hoare annotation was computed. [2018-12-02 23:44:48,061 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 521 527) the Hoare annotation is: true [2018-12-02 23:44:48,061 INFO L444 ceAbstractionStarter]: At program point L99-2(lines 93 104) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse0 .cse2 .cse3) (not (= ~systemActive~0 1)) (and .cse5 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse4 .cse2))) [2018-12-02 23:44:48,061 INFO L448 ceAbstractionStarter]: For program point L64(lines 63 108) no Hoare annotation was computed. [2018-12-02 23:44:48,062 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 53 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 23:44:48,062 INFO L448 ceAbstractionStarter]: For program point L93(lines 93 104) no Hoare annotation was computed. [2018-12-02 23:44:48,062 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 53 116) no Hoare annotation was computed. [2018-12-02 23:44:48,062 INFO L444 ceAbstractionStarter]: At program point L85(line 85) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse0 .cse2 .cse3) (not (= ~systemActive~0 1)) (and .cse5 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse4 .cse2 .cse3))) [2018-12-02 23:44:48,062 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-12-02 23:44:48,062 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 83 89) no Hoare annotation was computed. [2018-12-02 23:44:48,062 INFO L444 ceAbstractionStarter]: At program point L75(line 75) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse0 .cse2 .cse3) (not (= ~systemActive~0 1)) (and .cse5 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse4 .cse2 .cse3))) [2018-12-02 23:44:48,062 INFO L444 ceAbstractionStarter]: At program point L106(lines 63 108) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse0 .cse2 .cse3) (not (= ~systemActive~0 1)) (and .cse5 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse4 .cse2 .cse3))) [2018-12-02 23:44:48,062 INFO L448 ceAbstractionStarter]: For program point L73(lines 73 79) no Hoare annotation was computed. [2018-12-02 23:44:48,062 INFO L448 ceAbstractionStarter]: For program point L73-1(lines 73 79) no Hoare annotation was computed. [2018-12-02 23:44:48,062 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2018-12-02 23:44:48,062 INFO L444 ceAbstractionStarter]: At program point L109(lines 62 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 23:44:48,062 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 103) no Hoare annotation was computed. [2018-12-02 23:44:48,062 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 53 116) no Hoare annotation was computed. [2018-12-02 23:44:48,062 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 950 958) no Hoare annotation was computed. [2018-12-02 23:44:48,062 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 950 958) the Hoare annotation is: true [2018-12-02 23:44:48,062 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 950 958) no Hoare annotation was computed. [2018-12-02 23:44:48,062 INFO L444 ceAbstractionStarter]: At program point L736(line 736) the Hoare annotation is: (let ((.cse1 (< ~methaneLevelCritical~0 1)) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse2 (= ~waterLevel~0 1)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse0 (< ~pumpRunning~0 1)) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 .cse5 .cse3 (not .cse2) .cse4) (or .cse6 .cse3 .cse7) (or .cse0 (or .cse3 .cse7)))) [2018-12-02 23:44:48,063 INFO L448 ceAbstractionStarter]: For program point L736-1(line 736) no Hoare annotation was computed. [2018-12-02 23:44:48,063 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 751) no Hoare annotation was computed. [2018-12-02 23:44:48,063 INFO L448 ceAbstractionStarter]: For program point L734-1(lines 726 754) no Hoare annotation was computed. [2018-12-02 23:44:48,063 INFO L444 ceAbstractionStarter]: At program point L732(line 732) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 1))) (let ((.cse5 (< ~methaneLevelCritical~0 1)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not .cse6)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or (< ~pumpRunning~0 1) .cse5 .cse6 .cse2 .cse4 .cse1) (or .cse5 .cse0 .cse1 .cse2 .cse3 .cse4)))) [2018-12-02 23:44:48,063 INFO L448 ceAbstractionStarter]: For program point L732-1(line 732) no Hoare annotation was computed. [2018-12-02 23:44:48,063 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 726 754) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 1))) (let ((.cse5 (< ~methaneLevelCritical~0 1)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not .cse6)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or (< ~pumpRunning~0 1) .cse5 .cse6 .cse2 .cse4 .cse1) (or .cse5 .cse0 .cse1 .cse2 .cse3 .cse4)))) [2018-12-02 23:44:48,063 INFO L444 ceAbstractionStarter]: At program point L741(line 741) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (< ~pumpRunning~0 1)) (.cse0 (< ~methaneLevelCritical~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (or .cse1 .cse2)) (or .cse1 .cse2 .cse3) (or .cse4 (or .cse2 .cse3)) (or .cse4 .cse0 (= ~waterLevel~0 1) .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))))) [2018-12-02 23:44:48,063 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 726 754) no Hoare annotation was computed. [2018-12-02 23:44:48,063 INFO L448 ceAbstractionStarter]: For program point L739(lines 739 745) no Hoare annotation was computed. [2018-12-02 23:44:48,063 INFO L448 ceAbstractionStarter]: For program point L738(lines 738 748) no Hoare annotation was computed. [2018-12-02 23:44:48,063 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 718 725) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methAndRunningLastTime~0) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2018-12-02 23:44:48,063 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 718 725) no Hoare annotation was computed. [2018-12-02 23:44:48,063 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 718 725) no Hoare annotation was computed. [2018-12-02 23:44:48,063 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 23:44:48,063 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-12-02 23:44:48,063 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 23:44:48,063 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 606 613) no Hoare annotation was computed. [2018-12-02 23:44:48,063 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 606 613) no Hoare annotation was computed. [2018-12-02 23:44:48,063 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 606 613) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse3) (or (< ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0))))) [2018-12-02 23:44:48,063 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 678 696) no Hoare annotation was computed. [2018-12-02 23:44:48,063 INFO L448 ceAbstractionStarter]: For program point L687(lines 687 691) no Hoare annotation was computed. [2018-12-02 23:44:48,064 INFO L451 ceAbstractionStarter]: At program point L685(line 685) the Hoare annotation is: true [2018-12-02 23:44:48,064 INFO L448 ceAbstractionStarter]: For program point L687-2(lines 687 691) no Hoare annotation was computed. [2018-12-02 23:44:48,064 INFO L448 ceAbstractionStarter]: For program point L685-1(line 685) no Hoare annotation was computed. [2018-12-02 23:44:48,064 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 678 696) the Hoare annotation is: true [2018-12-02 23:44:48,064 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 678 696) no Hoare annotation was computed. [2018-12-02 23:44:48,064 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 883 894) the Hoare annotation is: (let ((.cse5 (< ~pumpRunning~0 1)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse6 (< |old(~methaneLevelCritical~0)| 1)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse1) (or .cse5 .cse3 (or .cse1 .cse2) .cse4) (or .cse7 .cse6 (or .cse0 .cse1) .cse4))) [2018-12-02 23:44:48,064 INFO L448 ceAbstractionStarter]: For program point L887-1(lines 883 894) no Hoare annotation was computed. [2018-12-02 23:44:48,064 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 883 894) no Hoare annotation was computed. [2018-12-02 23:44:48,064 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 895 903) the Hoare annotation is: true [2018-12-02 23:44:48,064 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 895 903) no Hoare annotation was computed. [2018-12-02 23:44:48,064 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 895 903) no Hoare annotation was computed. [2018-12-02 23:44:48,064 INFO L448 ceAbstractionStarter]: For program point L768(line 768) no Hoare annotation was computed. [2018-12-02 23:44:48,064 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 757 786) no Hoare annotation was computed. [2018-12-02 23:44:48,064 INFO L451 ceAbstractionStarter]: At program point L767-2(lines 767 781) the Hoare annotation is: true [2018-12-02 23:44:48,064 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 757 786) the Hoare annotation is: true [2018-12-02 23:44:48,064 INFO L451 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: true [2018-12-02 23:44:48,064 INFO L448 ceAbstractionStarter]: For program point L763-1(line 763) no Hoare annotation was computed. [2018-12-02 23:44:48,064 INFO L451 ceAbstractionStarter]: At program point L782(lines 757 786) the Hoare annotation is: true [2018-12-02 23:44:48,064 INFO L448 ceAbstractionStarter]: For program point L778(line 778) no Hoare annotation was computed. [2018-12-02 23:44:48,064 INFO L448 ceAbstractionStarter]: For program point L771(lines 771 775) no Hoare annotation was computed. [2018-12-02 23:44:48,064 INFO L451 ceAbstractionStarter]: At program point L771-1(lines 771 775) the Hoare annotation is: true [2018-12-02 23:44:48,065 INFO L444 ceAbstractionStarter]: At program point L510(line 510) the Hoare annotation is: (let ((.cse8 (< |old(~pumpRunning~0)| 1)) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< ~methaneLevelCritical~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse9 (= 0 ~methAndRunningLastTime~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (or .cse1 .cse3 .cse6) .cse7 .cse5) (or .cse8 .cse0 .cse3 .cse7) (or .cse7 .cse8 (or .cse3 .cse6)) (or .cse8 .cse0 .cse9 .cse3 .cse5) (or (and .cse7 .cse9) .cse0 (or .cse1 .cse3) .cse5) (or .cse1 (and .cse2 .cse9) .cse3 .cse4 .cse5 .cse6))) [2018-12-02 23:44:48,065 INFO L444 ceAbstractionStarter]: At program point L508(lines 508 514) the Hoare annotation is: (let ((.cse3 (= 0 ~methAndRunningLastTime~0))) (let ((.cse1 (<= 1 ~pumpRunning~0)) (.cse2 (not (= ~waterLevel~0 1))) (.cse0 (< ~methaneLevelCritical~0 1)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (and (= 1 ~waterLevel~0) .cse3)) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse7 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse9 (< |old(~pumpRunning~0)| 1)) (.cse6 (not (= ~systemActive~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse10 (= 0 ~pumpRunning~0))) (and (or .cse0 (and .cse1 .cse2 .cse3) .cse4 (or .cse5 .cse6) .cse7) (or (or .cse5 .cse6 .cse8) .cse4 .cse7 (and .cse1 .cse2)) (or .cse9 .cse0 .cse6 .cse10) (or .cse0 .cse5 .cse11 .cse6 .cse12 .cse7) (or .cse5 .cse11 .cse6 .cse12 .cse7 .cse8) (or .cse4 .cse9 (or .cse6 .cse8) .cse10)))) [2018-12-02 23:44:48,065 INFO L444 ceAbstractionStarter]: At program point L503(line 503) the Hoare annotation is: (let ((.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (< |old(~pumpRunning~0)| 1)) (.cse0 (< ~methaneLevelCritical~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (or .cse1 .cse2) .cse3) (or .cse4 .cse0 .cse2 .cse5) (or .cse5 .cse4 (or .cse2 .cse6)) (or .cse4 .cse0 (= 0 ~methAndRunningLastTime~0) .cse2 .cse3) (or (or .cse1 .cse2 .cse6) .cse3))) [2018-12-02 23:44:48,065 INFO L448 ceAbstractionStarter]: For program point L501(lines 500 519) no Hoare annotation was computed. [2018-12-02 23:44:48,065 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 497 520) the Hoare annotation is: (let ((.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse10 (= 0 ~methAndRunningLastTime~0))) (let ((.cse2 (= 1 ~waterLevel~0)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse6 (< |old(~pumpRunning~0)| 1)) (.cse9 (and .cse7 .cse10)) (.cse0 (< ~methaneLevelCritical~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse3) (or .cse6 (or .cse3 .cse8) .cse7) (or .cse1 .cse2 .cse3 .cse4 .cse5 .cse8) (or (or .cse1 .cse3 .cse8) .cse9 .cse5) (or .cse6 .cse0 .cse10 .cse3 .cse5) (or .cse9 .cse0 (or .cse1 .cse3) .cse5)))) [2018-12-02 23:44:48,065 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 497 520) no Hoare annotation was computed. [2018-12-02 23:44:48,065 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 497 520) no Hoare annotation was computed. [2018-12-02 23:44:48,065 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 859 870) the Hoare annotation is: true [2018-12-02 23:44:48,065 INFO L448 ceAbstractionStarter]: For program point L863-1(lines 859 870) no Hoare annotation was computed. [2018-12-02 23:44:48,065 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 859 870) no Hoare annotation was computed. [2018-12-02 23:44:48,065 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 811 817) no Hoare annotation was computed. [2018-12-02 23:44:48,065 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 811 817) the Hoare annotation is: true [2018-12-02 23:44:48,065 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 23:44:48,065 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) (= 0 ~methAndRunningLastTime~0)) [2018-12-02 23:44:48,065 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 23:44:48,065 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 23:44:48,065 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 529 553) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (< ~methaneLevelCritical~0 1) (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse2 .cse3) .cse0) (or .cse0 (< |old(~pumpRunning~0)| 1) (or .cse2 .cse3)))) [2018-12-02 23:44:48,066 INFO L444 ceAbstractionStarter]: At program point L543(line 543) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~4) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (< |old(~pumpRunning~0)| 1) (or .cse0 .cse1)) (or (< ~methaneLevelCritical~0 1) (or .cse2 .cse0) .cse3 (not (= ~methAndRunningLastTime~0 0))) (or (or .cse2 .cse0 .cse1) .cse3))) [2018-12-02 23:44:48,066 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 529 553) no Hoare annotation was computed. [2018-12-02 23:44:48,066 INFO L444 ceAbstractionStarter]: At program point L539(line 539) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~waterLevel~0 1))) (.cse0 (< ~methaneLevelCritical~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (< |old(~pumpRunning~0)| 1) (or .cse2 .cse5)) (or (or .cse1 .cse2 .cse5) (and .cse3 .cse6)) (or .cse0 (or .cse1 .cse2) .cse6 .cse4))) [2018-12-02 23:44:48,066 INFO L448 ceAbstractionStarter]: For program point L537(lines 537 545) no Hoare annotation was computed. [2018-12-02 23:44:48,066 INFO L444 ceAbstractionStarter]: At program point L535(line 535) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (< ~methaneLevelCritical~0 1) (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse2 .cse3) .cse0) (or (< |old(~pumpRunning~0)| 1) (or .cse2 .cse3)))) [2018-12-02 23:44:48,066 INFO L448 ceAbstractionStarter]: For program point L535-1(line 535) no Hoare annotation was computed. [2018-12-02 23:44:48,066 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 550) no Hoare annotation was computed. [2018-12-02 23:44:48,066 INFO L444 ceAbstractionStarter]: At program point L548(line 548) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< |old(~pumpRunning~0)| 1) (or .cse1 .cse2)) (or (< ~methaneLevelCritical~0 1) (or .cse0 .cse1) (not (= ~methAndRunningLastTime~0 0))))) [2018-12-02 23:44:48,066 INFO L448 ceAbstractionStarter]: For program point L548-1(lines 529 553) no Hoare annotation was computed. [2018-12-02 23:44:48,066 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 871 882) no Hoare annotation was computed. [2018-12-02 23:44:48,066 INFO L448 ceAbstractionStarter]: For program point L875-1(lines 871 882) no Hoare annotation was computed. [2018-12-02 23:44:48,066 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 871 882) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or (< ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2 .cse3 .cse4))) [2018-12-02 23:44:48,066 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-12-02 23:44:48,066 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-12-02 23:44:48,066 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-02 23:44:48,066 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-12-02 23:44:48,066 INFO L444 ceAbstractionStarter]: At program point L574(line 574) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (< ~methaneLevelCritical~0 1) (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse2 .cse3) .cse0) (or (< |old(~pumpRunning~0)| 1) (or .cse2 .cse3)))) [2018-12-02 23:44:48,066 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 555 579) no Hoare annotation was computed. [2018-12-02 23:44:48,067 INFO L448 ceAbstractionStarter]: For program point L574-1(lines 555 579) no Hoare annotation was computed. [2018-12-02 23:44:48,067 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 555 579) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (< ~methaneLevelCritical~0 1) (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse2 .cse3) .cse0) (or .cse0 (< |old(~pumpRunning~0)| 1) (or .cse2 .cse3)))) [2018-12-02 23:44:48,067 INFO L444 ceAbstractionStarter]: At program point L569(line 569) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< |old(~pumpRunning~0)| 1) (or .cse1 .cse2)) (or (< ~methaneLevelCritical~0 1) (or .cse0 .cse1) (not (= ~methAndRunningLastTime~0 0))))) [2018-12-02 23:44:48,067 INFO L444 ceAbstractionStarter]: At program point L565(line 565) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< |old(~pumpRunning~0)| 1) (or .cse1 .cse2)) (or (< ~methaneLevelCritical~0 1) (or .cse0 .cse1) (not (= ~methAndRunningLastTime~0 0))))) [2018-12-02 23:44:48,067 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 571) no Hoare annotation was computed. [2018-12-02 23:44:48,067 INFO L444 ceAbstractionStarter]: At program point L561(line 561) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< |old(~pumpRunning~0)| 1) (or .cse1 .cse2)) (or (< ~methaneLevelCritical~0 1) (or .cse0 .cse1) (not (= ~methAndRunningLastTime~0 0))))) [2018-12-02 23:44:48,067 INFO L448 ceAbstractionStarter]: For program point L561-1(line 561) no Hoare annotation was computed. [2018-12-02 23:44:48,067 INFO L448 ceAbstractionStarter]: For program point L559(lines 559 576) no Hoare annotation was computed. [2018-12-02 23:44:48,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 11:44:48 BoogieIcfgContainer [2018-12-02 23:44:48,074 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 23:44:48,075 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 23:44:48,075 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 23:44:48,075 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 23:44:48,075 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:44:39" (3/4) ... [2018-12-02 23:44:48,077 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 23:44:48,080 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 23:44:48,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 23:44:48,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-02 23:44:48,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-02 23:44:48,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 23:44:48,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 23:44:48,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-02 23:44:48,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-12-02 23:44:48,086 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2018-12-02 23:44:48,086 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-02 23:44:48,086 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 23:44:48,086 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-02 23:44:48,087 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 23:44:48,087 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 23:44:48,103 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((0 == pumpRunning && 1 <= methaneLevelCritical) && splverifierCounter == 0) && 0 == methAndRunningLastTime) || !(0 == \old(pumpRunning))) || (((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(systemActive == 1)) || ((1 <= pumpRunning && 1 <= methaneLevelCritical) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || (((1 <= pumpRunning && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == methAndRunningLastTime) [2018-12-02 23:44:48,103 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) [2018-12-02 23:44:48,124 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_556571cc-cb89-4061-ad2c-971276cf8a5e/bin-2019/utaipan/witness.graphml [2018-12-02 23:44:48,124 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 23:44:48,125 INFO L168 Benchmark]: Toolchain (without parser) took 9658.41 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 721.9 MB). Free memory was 947.0 MB in the beginning and 1.4 GB in the end (delta: -473.7 MB). Peak memory consumption was 248.3 MB. Max. memory is 11.5 GB. [2018-12-02 23:44:48,125 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 23:44:48,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 301.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -166.3 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-12-02 23:44:48,126 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.34 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 23:44:48,126 INFO L168 Benchmark]: Boogie Preprocessor took 21.26 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 23:44:48,126 INFO L168 Benchmark]: RCFGBuilder took 318.63 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: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. [2018-12-02 23:44:48,126 INFO L168 Benchmark]: TraceAbstraction took 8944.77 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 593.0 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -361.6 MB). Peak memory consumption was 884.5 MB. Max. memory is 11.5 GB. [2018-12-02 23:44:48,126 INFO L168 Benchmark]: Witness Printer took 49.95 ms. Allocated memory is still 1.8 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 440.2 kB). Peak memory consumption was 440.2 kB. Max. memory is 11.5 GB. [2018-12-02 23:44:48,127 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 301.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -166.3 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.34 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 21.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 318.63 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: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8944.77 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 593.0 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -361.6 MB). Peak memory consumption was 884.5 MB. Max. memory is 11.5 GB. * Witness Printer took 49.95 ms. Allocated memory is still 1.8 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 440.2 kB). Peak memory consumption was 440.2 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 63]: Loop Invariant Derived loop invariant: ((((((((((0 == pumpRunning && 1 <= methaneLevelCritical) && splverifierCounter == 0) && 0 == methAndRunningLastTime) || !(0 == \old(pumpRunning))) || (((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(systemActive == 1)) || ((1 <= pumpRunning && 1 <= methaneLevelCritical) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || (((1 <= pumpRunning && 0 == methaneLevelCritical) && splverifierCounter == 0) && 0 == methAndRunningLastTime) - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 161 locations, 1 error locations. SAFE Result, 8.9s OverallTime, 12 OverallIterations, 3 TraceHistogramMax, 1.4s AutomataDifference, 0.0s DeadEndRemovalTime, 2.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2254 SDtfs, 1114 SDslu, 4656 SDs, 0 SdLazy, 1355 SolverSat, 260 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 786 GetRequests, 701 SyntacticMatches, 9 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=713occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 2.6s AbstIntTime, 2 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 524 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 1643 PreInvPairs, 1695 NumberOfFragments, 2600 HoareAnnotationTreeSize, 1643 FomulaSimplifications, 5595 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 67 FomulaSimplificationsInter, 8478 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1455 NumberOfCodeBlocks, 1455 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1772 ConstructedInterpolants, 0 QuantifiedInterpolants, 363051 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1827 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 16 InterpolantComputations, 12 PerfectInterpolantSequences, 292/312 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...