./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product63_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_8b00b2be-7380-48ff-b851-6d599b36e68d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8b00b2be-7380-48ff-b851-6d599b36e68d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8b00b2be-7380-48ff-b851-6d599b36e68d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8b00b2be-7380-48ff-b851-6d599b36e68d/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product63_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8b00b2be-7380-48ff-b851-6d599b36e68d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8b00b2be-7380-48ff-b851-6d599b36e68d/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 06aae21f289bee6dc7cb083e66e9be5f9a234275 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 03:07:43,834 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 03:07:43,835 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 03:07:43,841 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 03:07:43,841 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 03:07:43,842 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 03:07:43,842 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 03:07:43,843 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 03:07:43,844 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 03:07:43,844 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 03:07:43,845 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 03:07:43,845 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 03:07:43,845 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 03:07:43,846 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 03:07:43,846 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 03:07:43,847 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 03:07:43,847 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 03:07:43,848 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 03:07:43,849 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 03:07:43,850 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 03:07:43,850 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 03:07:43,851 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 03:07:43,852 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 03:07:43,852 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 03:07:43,852 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 03:07:43,853 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 03:07:43,853 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 03:07:43,853 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 03:07:43,854 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 03:07:43,854 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 03:07:43,855 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 03:07:43,855 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 03:07:43,855 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 03:07:43,855 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 03:07:43,856 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 03:07:43,856 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 03:07:43,856 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8b00b2be-7380-48ff-b851-6d599b36e68d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-09 03:07:43,863 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 03:07:43,863 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 03:07:43,864 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 03:07:43,864 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 03:07:43,864 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 03:07:43,864 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 03:07:43,865 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 03:07:43,865 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 03:07:43,865 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 03:07:43,865 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 03:07:43,865 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 03:07:43,865 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 03:07:43,865 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 03:07:43,866 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 03:07:43,866 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 03:07:43,866 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 03:07:43,866 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 03:07:43,866 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 03:07:43,866 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 03:07:43,866 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 03:07:43,866 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 03:07:43,867 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 03:07:43,867 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 03:07:43,867 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 03:07:43,867 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 03:07:43,867 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 03:07:43,867 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 03:07:43,867 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 03:07:43,867 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 03:07:43,868 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 03:07:43,868 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_8b00b2be-7380-48ff-b851-6d599b36e68d/bin-2019/uautomizer 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 -> Automizer 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 -> 06aae21f289bee6dc7cb083e66e9be5f9a234275 [2018-12-09 03:07:43,885 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 03:07:43,892 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 03:07:43,894 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 03:07:43,894 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 03:07:43,895 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 03:07:43,895 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8b00b2be-7380-48ff-b851-6d599b36e68d/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product63_true-unreach-call_false-termination.cil.c [2018-12-09 03:07:43,928 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8b00b2be-7380-48ff-b851-6d599b36e68d/bin-2019/uautomizer/data/8f070a489/87c0c87012dd4e2f8a51e4357b0e2f74/FLAG0dfd2b5c1 [2018-12-09 03:07:44,373 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 03:07:44,374 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8b00b2be-7380-48ff-b851-6d599b36e68d/sv-benchmarks/c/product-lines/minepump_spec1_product63_true-unreach-call_false-termination.cil.c [2018-12-09 03:07:44,380 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8b00b2be-7380-48ff-b851-6d599b36e68d/bin-2019/uautomizer/data/8f070a489/87c0c87012dd4e2f8a51e4357b0e2f74/FLAG0dfd2b5c1 [2018-12-09 03:07:44,388 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8b00b2be-7380-48ff-b851-6d599b36e68d/bin-2019/uautomizer/data/8f070a489/87c0c87012dd4e2f8a51e4357b0e2f74 [2018-12-09 03:07:44,390 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 03:07:44,391 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 03:07:44,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 03:07:44,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 03:07:44,394 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 03:07:44,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:07:44" (1/1) ... [2018-12-09 03:07:44,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354f5439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:07:44, skipping insertion in model container [2018-12-09 03:07:44,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:07:44" (1/1) ... [2018-12-09 03:07:44,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 03:07:44,421 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 03:07:44,575 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 03:07:44,583 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 03:07:44,659 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 03:07:44,676 INFO L195 MainTranslator]: Completed translation [2018-12-09 03:07:44,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:07:44 WrapperNode [2018-12-09 03:07:44,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 03:07:44,676 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 03:07:44,676 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 03:07:44,677 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 03:07:44,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:07:44" (1/1) ... [2018-12-09 03:07:44,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:07:44" (1/1) ... [2018-12-09 03:07:44,696 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 03:07:44,697 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 03:07:44,697 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 03:07:44,697 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 03:07:44,703 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:07:44" (1/1) ... [2018-12-09 03:07:44,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:07:44" (1/1) ... [2018-12-09 03:07:44,705 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:07:44" (1/1) ... [2018-12-09 03:07:44,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:07:44" (1/1) ... [2018-12-09 03:07:44,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:07:44" (1/1) ... [2018-12-09 03:07:44,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:07:44" (1/1) ... [2018-12-09 03:07:44,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:07:44" (1/1) ... [2018-12-09 03:07:44,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 03:07:44,718 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 03:07:44,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 03:07:44,718 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 03:07:44,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:07:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8b00b2be-7380-48ff-b851-6d599b36e68d/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 03:07:44,750 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 03:07:44,750 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 03:07:44,750 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 03:07:44,750 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 03:07:44,751 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-09 03:07:44,751 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-09 03:07:44,751 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-09 03:07:44,751 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-09 03:07:44,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 03:07:44,751 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 03:07:44,751 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 03:07:44,751 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-09 03:07:44,751 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-09 03:07:44,751 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 03:07:44,751 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 03:07:44,751 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 03:07:44,751 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 03:07:44,751 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 03:07:44,752 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 03:07:44,752 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-12-09 03:07:44,752 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-12-09 03:07:44,752 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-09 03:07:44,752 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-09 03:07:44,752 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-09 03:07:44,752 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-09 03:07:44,752 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-09 03:07:44,752 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-09 03:07:44,752 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 03:07:44,752 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 03:07:44,752 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 03:07:44,752 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 03:07:44,752 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 03:07:44,753 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 03:07:44,753 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 03:07:44,753 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 03:07:44,753 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 03:07:44,753 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 03:07:44,753 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 03:07:44,753 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 03:07:44,753 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 03:07:44,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 03:07:44,753 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 03:07:44,753 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 03:07:44,753 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-09 03:07:44,753 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-09 03:07:44,754 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 03:07:44,754 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 03:07:44,754 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 03:07:44,754 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 03:07:44,754 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-09 03:07:44,754 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-09 03:07:44,754 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 03:07:44,754 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 03:07:44,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 03:07:44,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 03:07:44,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 03:07:44,754 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 03:07:44,754 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 03:07:44,754 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 03:07:44,754 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 03:07:44,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 03:07:44,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 03:07:44,755 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-12-09 03:07:44,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-12-09 03:07:45,050 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 03:07:45,051 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 03:07:45,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:07:45 BoogieIcfgContainer [2018-12-09 03:07:45,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 03:07:45,052 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 03:07:45,052 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 03:07:45,054 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 03:07:45,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 03:07:44" (1/3) ... [2018-12-09 03:07:45,055 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3719678d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:07:45, skipping insertion in model container [2018-12-09 03:07:45,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:07:44" (2/3) ... [2018-12-09 03:07:45,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3719678d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:07:45, skipping insertion in model container [2018-12-09 03:07:45,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:07:45" (3/3) ... [2018-12-09 03:07:45,057 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product63_true-unreach-call_false-termination.cil.c [2018-12-09 03:07:45,065 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 03:07:45,072 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 03:07:45,085 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 03:07:45,102 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 03:07:45,103 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 03:07:45,103 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 03:07:45,103 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 03:07:45,103 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 03:07:45,103 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 03:07:45,103 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 03:07:45,103 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 03:07:45,103 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 03:07:45,120 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2018-12-09 03:07:45,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 03:07:45,127 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:07:45,127 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] [2018-12-09 03:07:45,129 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:07:45,133 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:07:45,133 INFO L82 PathProgramCache]: Analyzing trace with hash 1088760993, now seen corresponding path program 1 times [2018-12-09 03:07:45,134 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:07:45,134 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:07:45,169 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:45,169 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:07:45,169 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:45,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:07:45,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:07:45,298 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:07:45,298 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 03:07:45,300 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 03:07:45,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 03:07:45,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 03:07:45,309 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 2 states. [2018-12-09 03:07:45,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:07:45,334 INFO L93 Difference]: Finished difference Result 312 states and 391 transitions. [2018-12-09 03:07:45,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 03:07:45,334 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-12-09 03:07:45,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:07:45,341 INFO L225 Difference]: With dead ends: 312 [2018-12-09 03:07:45,342 INFO L226 Difference]: Without dead ends: 156 [2018-12-09 03:07:45,344 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 03:07:45,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2018-12-09 03:07:45,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2018-12-09 03:07:45,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2018-12-09 03:07:45,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 187 transitions. [2018-12-09 03:07:45,375 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 187 transitions. Word has length 46 [2018-12-09 03:07:45,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:07:45,375 INFO L480 AbstractCegarLoop]: Abstraction has 156 states and 187 transitions. [2018-12-09 03:07:45,375 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 03:07:45,375 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 187 transitions. [2018-12-09 03:07:45,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 03:07:45,377 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:07:45,377 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] [2018-12-09 03:07:45,377 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:07:45,377 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:07:45,377 INFO L82 PathProgramCache]: Analyzing trace with hash -767274034, now seen corresponding path program 1 times [2018-12-09 03:07:45,377 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:07:45,377 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:07:45,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:45,378 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:07:45,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:45,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:07:45,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:07:45,425 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:07:45,425 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 03:07:45,426 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 03:07:45,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 03:07:45,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 03:07:45,427 INFO L87 Difference]: Start difference. First operand 156 states and 187 transitions. Second operand 3 states. [2018-12-09 03:07:45,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:07:45,441 INFO L93 Difference]: Finished difference Result 255 states and 305 transitions. [2018-12-09 03:07:45,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 03:07:45,442 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-12-09 03:07:45,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:07:45,443 INFO L225 Difference]: With dead ends: 255 [2018-12-09 03:07:45,443 INFO L226 Difference]: Without dead ends: 147 [2018-12-09 03:07:45,444 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 03:07:45,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-12-09 03:07:45,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2018-12-09 03:07:45,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-12-09 03:07:45,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 175 transitions. [2018-12-09 03:07:45,452 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 175 transitions. Word has length 47 [2018-12-09 03:07:45,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:07:45,452 INFO L480 AbstractCegarLoop]: Abstraction has 147 states and 175 transitions. [2018-12-09 03:07:45,452 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 03:07:45,452 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 175 transitions. [2018-12-09 03:07:45,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 03:07:45,453 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:07:45,453 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:07:45,453 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:07:45,453 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:07:45,453 INFO L82 PathProgramCache]: Analyzing trace with hash -960889978, now seen corresponding path program 1 times [2018-12-09 03:07:45,453 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:07:45,454 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:07:45,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:45,454 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:07:45,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:45,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:07:45,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:07:45,524 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:07:45,525 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 03:07:45,525 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 03:07:45,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 03:07:45,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 03:07:45,525 INFO L87 Difference]: Start difference. First operand 147 states and 175 transitions. Second operand 7 states. [2018-12-09 03:07:45,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:07:45,842 INFO L93 Difference]: Finished difference Result 443 states and 543 transitions. [2018-12-09 03:07:45,842 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 03:07:45,842 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-12-09 03:07:45,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:07:45,844 INFO L225 Difference]: With dead ends: 443 [2018-12-09 03:07:45,844 INFO L226 Difference]: Without dead ends: 320 [2018-12-09 03:07:45,845 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 03:07:45,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-09 03:07:45,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 312. [2018-12-09 03:07:45,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 312 states. [2018-12-09 03:07:45,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 382 transitions. [2018-12-09 03:07:45,867 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 382 transitions. Word has length 51 [2018-12-09 03:07:45,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:07:45,867 INFO L480 AbstractCegarLoop]: Abstraction has 312 states and 382 transitions. [2018-12-09 03:07:45,867 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 03:07:45,867 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 382 transitions. [2018-12-09 03:07:45,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-09 03:07:45,869 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:07:45,869 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] [2018-12-09 03:07:45,869 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:07:45,869 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:07:45,869 INFO L82 PathProgramCache]: Analyzing trace with hash 1600438353, now seen corresponding path program 1 times [2018-12-09 03:07:45,869 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:07:45,869 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:07:45,870 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:45,870 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:07:45,870 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:45,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:07:45,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:07:45,934 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:07:45,934 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 03:07:45,934 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 03:07:45,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 03:07:45,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 03:07:45,935 INFO L87 Difference]: Start difference. First operand 312 states and 382 transitions. Second operand 6 states. [2018-12-09 03:07:46,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:07:46,081 INFO L93 Difference]: Finished difference Result 873 states and 1094 transitions. [2018-12-09 03:07:46,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 03:07:46,081 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-12-09 03:07:46,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:07:46,085 INFO L225 Difference]: With dead ends: 873 [2018-12-09 03:07:46,085 INFO L226 Difference]: Without dead ends: 585 [2018-12-09 03:07:46,087 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 03:07:46,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2018-12-09 03:07:46,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 579. [2018-12-09 03:07:46,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 579 states. [2018-12-09 03:07:46,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 579 states and 714 transitions. [2018-12-09 03:07:46,132 INFO L78 Accepts]: Start accepts. Automaton has 579 states and 714 transitions. Word has length 57 [2018-12-09 03:07:46,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:07:46,132 INFO L480 AbstractCegarLoop]: Abstraction has 579 states and 714 transitions. [2018-12-09 03:07:46,132 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 03:07:46,132 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 714 transitions. [2018-12-09 03:07:46,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-09 03:07:46,135 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:07:46,135 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] [2018-12-09 03:07:46,135 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:07:46,135 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:07:46,136 INFO L82 PathProgramCache]: Analyzing trace with hash 639771605, now seen corresponding path program 1 times [2018-12-09 03:07:46,136 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:07:46,136 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:07:46,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:46,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:07:46,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:46,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:07:46,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:07:46,221 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:07:46,221 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 03:07:46,221 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 03:07:46,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 03:07:46,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 03:07:46,222 INFO L87 Difference]: Start difference. First operand 579 states and 714 transitions. Second operand 6 states. [2018-12-09 03:07:46,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:07:46,390 INFO L93 Difference]: Finished difference Result 1364 states and 1744 transitions. [2018-12-09 03:07:46,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 03:07:46,390 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2018-12-09 03:07:46,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:07:46,392 INFO L225 Difference]: With dead ends: 1364 [2018-12-09 03:07:46,393 INFO L226 Difference]: Without dead ends: 809 [2018-12-09 03:07:46,394 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 03:07:46,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2018-12-09 03:07:46,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 791. [2018-12-09 03:07:46,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 791 states. [2018-12-09 03:07:46,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 967 transitions. [2018-12-09 03:07:46,425 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 967 transitions. Word has length 61 [2018-12-09 03:07:46,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:07:46,425 INFO L480 AbstractCegarLoop]: Abstraction has 791 states and 967 transitions. [2018-12-09 03:07:46,425 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 03:07:46,425 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 967 transitions. [2018-12-09 03:07:46,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 03:07:46,437 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:07:46,437 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:07:46,437 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:07:46,440 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:07:46,440 INFO L82 PathProgramCache]: Analyzing trace with hash 1209946507, now seen corresponding path program 1 times [2018-12-09 03:07:46,440 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:07:46,440 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:07:46,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:46,441 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:07:46,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:46,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:07:46,498 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 03:07:46,499 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:07:46,499 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 03:07:46,499 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 03:07:46,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 03:07:46,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 03:07:46,500 INFO L87 Difference]: Start difference. First operand 791 states and 967 transitions. Second operand 6 states. [2018-12-09 03:07:46,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:07:46,535 INFO L93 Difference]: Finished difference Result 1586 states and 2014 transitions. [2018-12-09 03:07:46,535 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 03:07:46,535 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 103 [2018-12-09 03:07:46,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:07:46,538 INFO L225 Difference]: With dead ends: 1586 [2018-12-09 03:07:46,538 INFO L226 Difference]: Without dead ends: 819 [2018-12-09 03:07:46,540 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 [2018-12-09 03:07:46,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2018-12-09 03:07:46,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 811. [2018-12-09 03:07:46,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 811 states. [2018-12-09 03:07:46,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 987 transitions. [2018-12-09 03:07:46,566 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 987 transitions. Word has length 103 [2018-12-09 03:07:46,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:07:46,567 INFO L480 AbstractCegarLoop]: Abstraction has 811 states and 987 transitions. [2018-12-09 03:07:46,567 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 03:07:46,567 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 987 transitions. [2018-12-09 03:07:46,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 03:07:46,568 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:07:46,568 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:07:46,569 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:07:46,569 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:07:46,569 INFO L82 PathProgramCache]: Analyzing trace with hash 856858125, now seen corresponding path program 1 times [2018-12-09 03:07:46,569 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:07:46,569 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:07:46,570 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:46,570 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:07:46,570 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:46,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:07:46,635 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 03:07:46,635 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:07:46,635 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-09 03:07:46,635 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 03:07:46,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 03:07:46,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-09 03:07:46,636 INFO L87 Difference]: Start difference. First operand 811 states and 987 transitions. Second operand 8 states. [2018-12-09 03:07:46,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:07:46,678 INFO L93 Difference]: Finished difference Result 1626 states and 2054 transitions. [2018-12-09 03:07:46,679 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 03:07:46,679 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 103 [2018-12-09 03:07:46,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:07:46,681 INFO L225 Difference]: With dead ends: 1626 [2018-12-09 03:07:46,681 INFO L226 Difference]: Without dead ends: 839 [2018-12-09 03:07:46,683 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 [2018-12-09 03:07:46,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 839 states. [2018-12-09 03:07:46,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 839 to 827. [2018-12-09 03:07:46,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 827 states. [2018-12-09 03:07:46,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 827 states and 1003 transitions. [2018-12-09 03:07:46,706 INFO L78 Accepts]: Start accepts. Automaton has 827 states and 1003 transitions. Word has length 103 [2018-12-09 03:07:46,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:07:46,706 INFO L480 AbstractCegarLoop]: Abstraction has 827 states and 1003 transitions. [2018-12-09 03:07:46,706 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 03:07:46,706 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1003 transitions. [2018-12-09 03:07:46,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 03:07:46,707 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:07:46,707 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:07:46,708 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:07:46,708 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:07:46,708 INFO L82 PathProgramCache]: Analyzing trace with hash 1990048718, now seen corresponding path program 1 times [2018-12-09 03:07:46,708 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:07:46,708 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:07:46,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:46,709 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:07:46,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:46,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:07:46,758 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 03:07:46,758 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:07:46,758 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 03:07:46,759 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 03:07:46,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 03:07:46,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 03:07:46,759 INFO L87 Difference]: Start difference. First operand 827 states and 1003 transitions. Second operand 4 states. [2018-12-09 03:07:46,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:07:46,921 INFO L93 Difference]: Finished difference Result 2661 states and 3378 transitions. [2018-12-09 03:07:46,921 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 03:07:46,921 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 103 [2018-12-09 03:07:46,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:07:46,928 INFO L225 Difference]: With dead ends: 2661 [2018-12-09 03:07:46,929 INFO L226 Difference]: Without dead ends: 1858 [2018-12-09 03:07:46,931 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 [2018-12-09 03:07:46,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1858 states. [2018-12-09 03:07:46,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1858 to 1827. [2018-12-09 03:07:46,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1827 states. [2018-12-09 03:07:46,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 1827 states and 2263 transitions. [2018-12-09 03:07:46,994 INFO L78 Accepts]: Start accepts. Automaton has 1827 states and 2263 transitions. Word has length 103 [2018-12-09 03:07:46,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:07:46,994 INFO L480 AbstractCegarLoop]: Abstraction has 1827 states and 2263 transitions. [2018-12-09 03:07:46,994 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 03:07:46,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 2263 transitions. [2018-12-09 03:07:46,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 03:07:46,996 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:07:46,996 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:07:46,996 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:07:46,996 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:07:46,996 INFO L82 PathProgramCache]: Analyzing trace with hash -1724957708, now seen corresponding path program 1 times [2018-12-09 03:07:46,996 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:07:46,996 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:07:46,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:46,997 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:07:46,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:47,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:07:47,087 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 03:07:47,087 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 03:07:47,087 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8b00b2be-7380-48ff-b851-6d599b36e68d/bin-2019/uautomizer/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 [2018-12-09 03:07:47,096 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:07:47,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:07:47,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 03:07:47,298 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:07:47,315 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 03:07:47,315 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-09 03:07:47,315 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-09 03:07:47,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-09 03:07:47,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-09 03:07:47,316 INFO L87 Difference]: Start difference. First operand 1827 states and 2263 transitions. Second operand 19 states. [2018-12-09 03:07:48,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:07:48,100 INFO L93 Difference]: Finished difference Result 3614 states and 4534 transitions. [2018-12-09 03:07:48,100 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-09 03:07:48,100 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 107 [2018-12-09 03:07:48,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:07:48,107 INFO L225 Difference]: With dead ends: 3614 [2018-12-09 03:07:48,107 INFO L226 Difference]: Without dead ends: 1811 [2018-12-09 03:07:48,111 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 102 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-12-09 03:07:48,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states. [2018-12-09 03:07:48,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 1811. [2018-12-09 03:07:48,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1811 states. [2018-12-09 03:07:48,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1811 states and 2193 transitions. [2018-12-09 03:07:48,189 INFO L78 Accepts]: Start accepts. Automaton has 1811 states and 2193 transitions. Word has length 107 [2018-12-09 03:07:48,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:07:48,190 INFO L480 AbstractCegarLoop]: Abstraction has 1811 states and 2193 transitions. [2018-12-09 03:07:48,190 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-09 03:07:48,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2193 transitions. [2018-12-09 03:07:48,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 03:07:48,193 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:07:48,193 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1] [2018-12-09 03:07:48,194 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:07:48,194 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:07:48,194 INFO L82 PathProgramCache]: Analyzing trace with hash 56514822, now seen corresponding path program 1 times [2018-12-09 03:07:48,194 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:07:48,194 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:07:48,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:48,195 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:07:48,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:07:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:07:48,301 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 03:07:48,301 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 03:07:48,301 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8b00b2be-7380-48ff-b851-6d599b36e68d/bin-2019/uautomizer/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 [2018-12-09 03:07:48,309 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:07:48,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:07:48,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 03:07:48,493 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 03:07:48,509 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 03:07:48,509 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-09 03:07:48,510 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-09 03:07:48,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-09 03:07:48,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-09 03:07:48,510 INFO L87 Difference]: Start difference. First operand 1811 states and 2193 transitions. Second operand 19 states. [2018-12-09 03:07:49,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:07:49,174 INFO L93 Difference]: Finished difference Result 3047 states and 3755 transitions. [2018-12-09 03:07:49,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-09 03:07:49,175 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 176 [2018-12-09 03:07:49,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:07:49,176 INFO L225 Difference]: With dead ends: 3047 [2018-12-09 03:07:49,176 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 03:07:49,180 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 173 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-12-09 03:07:49,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 03:07:49,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 03:07:49,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 03:07:49,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 03:07:49,181 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 176 [2018-12-09 03:07:49,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:07:49,181 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 03:07:49,181 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-09 03:07:49,181 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 03:07:49,181 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 03:07:49,184 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 03:07:49,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:07:49,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:07:49,833 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 32 [2018-12-09 03:07:50,252 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 31 [2018-12-09 03:07:50,718 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 32 [2018-12-09 03:07:51,300 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 999 1005) the Hoare annotation is: true [2018-12-09 03:07:51,300 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 999 1005) no Hoare annotation was computed. [2018-12-09 03:07:51,300 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 1006 1014) no Hoare annotation was computed. [2018-12-09 03:07:51,300 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 1006 1014) the Hoare annotation is: true [2018-12-09 03:07:51,300 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 1006 1014) no Hoare annotation was computed. [2018-12-09 03:07:51,300 INFO L444 ceAbstractionStarter]: At program point L833(line 833) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 03:07:51,300 INFO L444 ceAbstractionStarter]: At program point L833-1(line 833) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 03:07:51,300 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 827 849) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 03:07:51,300 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 827 849) no Hoare annotation was computed. [2018-12-09 03:07:51,300 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 827 849) no Hoare annotation was computed. [2018-12-09 03:07:51,301 INFO L444 ceAbstractionStarter]: At program point L839(line 839) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~10 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 03:07:51,301 INFO L444 ceAbstractionStarter]: At program point L839-1(line 839) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~10 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 03:07:51,301 INFO L448 ceAbstractionStarter]: For program point L837(lines 837 844) no Hoare annotation was computed. [2018-12-09 03:07:51,301 INFO L448 ceAbstractionStarter]: For program point L837-1(lines 837 844) no Hoare annotation was computed. [2018-12-09 03:07:51,301 INFO L448 ceAbstractionStarter]: For program point L835(line 835) no Hoare annotation was computed. [2018-12-09 03:07:51,301 INFO L444 ceAbstractionStarter]: At program point L834(line 834) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 03:07:51,301 INFO L444 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-12-09 03:07:51,301 INFO L444 ceAbstractionStarter]: At program point L123(line 123) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-12-09 03:07:51,301 INFO L448 ceAbstractionStarter]: For program point L121(lines 121 129) no Hoare annotation was computed. [2018-12-09 03:07:51,301 INFO L444 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-12-09 03:07:51,302 INFO L448 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2018-12-09 03:07:51,302 INFO L448 ceAbstractionStarter]: For program point L117(lines 117 134) no Hoare annotation was computed. [2018-12-09 03:07:51,302 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 113 137) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-12-09 03:07:51,302 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 113 137) no Hoare annotation was computed. [2018-12-09 03:07:51,302 INFO L444 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-12-09 03:07:51,302 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 113 137) no Hoare annotation was computed. [2018-12-09 03:07:51,302 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 291 305) no Hoare annotation was computed. [2018-12-09 03:07:51,302 INFO L444 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= ~systemActive~0 1)) (.cse4 (not (= |old(~systemActive~0)| 1))) (.cse1 (= |old(~systemActive~0)| 0)) (.cse2 (not (= ~systemActive~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3) (or .cse0 .cse4 .cse5) (or .cse5 .cse4 .cse6) (or .cse1 .cse6 .cse2) (or .cse3 .cse6))) [2018-12-09 03:07:51,302 INFO L448 ceAbstractionStarter]: For program point L295(lines 295 301) no Hoare annotation was computed. [2018-12-09 03:07:51,302 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 291 305) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~systemActive~0 1)) (.cse3 (not (= |old(~systemActive~0)| 1))) (.cse1 (= |old(~systemActive~0)| 0)) (.cse2 (not (= ~systemActive~0 0))) (.cse5 (= 0 ~pumpRunning~0)) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4) (or .cse0 .cse5 .cse6) (or .cse4 .cse3 .cse7) (or .cse1 .cse7 .cse2) (or .cse5 .cse6 .cse7))) [2018-12-09 03:07:51,302 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 291 305) no Hoare annotation was computed. [2018-12-09 03:07:51,302 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 208 216) no Hoare annotation was computed. [2018-12-09 03:07:51,303 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 208 216) the Hoare annotation is: true [2018-12-09 03:07:51,303 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 208 216) no Hoare annotation was computed. [2018-12-09 03:07:51,303 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 272 290) the Hoare annotation is: true [2018-12-09 03:07:51,303 INFO L448 ceAbstractionStarter]: For program point L281(lines 281 285) no Hoare annotation was computed. [2018-12-09 03:07:51,303 INFO L451 ceAbstractionStarter]: At program point L279(line 279) the Hoare annotation is: true [2018-12-09 03:07:51,303 INFO L448 ceAbstractionStarter]: For program point L281-2(lines 281 285) no Hoare annotation was computed. [2018-12-09 03:07:51,303 INFO L448 ceAbstractionStarter]: For program point L279-1(line 279) no Hoare annotation was computed. [2018-12-09 03:07:51,303 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 272 290) no Hoare annotation was computed. [2018-12-09 03:07:51,303 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 272 290) no Hoare annotation was computed. [2018-12-09 03:07:51,303 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 992 998) no Hoare annotation was computed. [2018-12-09 03:07:51,303 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 992 998) the Hoare annotation is: true [2018-12-09 03:07:51,303 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 814 823) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 03:07:51,303 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 814 823) no Hoare annotation was computed. [2018-12-09 03:07:51,303 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 814 823) no Hoare annotation was computed. [2018-12-09 03:07:51,304 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 197 207) the Hoare annotation is: true [2018-12-09 03:07:51,304 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 197 207) no Hoare annotation was computed. [2018-12-09 03:07:51,304 INFO L451 ceAbstractionStarter]: At program point L202(line 202) the Hoare annotation is: true [2018-12-09 03:07:51,304 INFO L448 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2018-12-09 03:07:51,304 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 197 207) no Hoare annotation was computed. [2018-12-09 03:07:51,304 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 189 196) the Hoare annotation is: true [2018-12-09 03:07:51,304 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 189 196) no Hoare annotation was computed. [2018-12-09 03:07:51,304 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 189 196) no Hoare annotation was computed. [2018-12-09 03:07:51,304 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 967) no Hoare annotation was computed. [2018-12-09 03:07:51,304 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 957 970) no Hoare annotation was computed. [2018-12-09 03:07:51,304 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 957 970) the Hoare annotation is: true [2018-12-09 03:07:51,304 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 957 970) no Hoare annotation was computed. [2018-12-09 03:07:51,304 INFO L444 ceAbstractionStarter]: At program point L158(line 158) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-12-09 03:07:51,304 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 139 163) no Hoare annotation was computed. [2018-12-09 03:07:51,305 INFO L444 ceAbstractionStarter]: At program point L153(line 153) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~systemActive~0 0))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (= processEnvironment_~tmp~2 ~methaneLevelCritical~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-12-09 03:07:51,305 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 139 163) no Hoare annotation was computed. [2018-12-09 03:07:51,305 INFO L444 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 .cse0 (= processEnvironment_~tmp~2 ~methaneLevelCritical~0)) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0))) [2018-12-09 03:07:51,305 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 139 163) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-12-09 03:07:51,305 INFO L448 ceAbstractionStarter]: For program point L147(lines 147 155) no Hoare annotation was computed. [2018-12-09 03:07:51,305 INFO L444 ceAbstractionStarter]: At program point L145(line 145) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-12-09 03:07:51,305 INFO L448 ceAbstractionStarter]: For program point L145-1(line 145) no Hoare annotation was computed. [2018-12-09 03:07:51,305 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 160) no Hoare annotation was computed. [2018-12-09 03:07:51,305 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 79 85) no Hoare annotation was computed. [2018-12-09 03:07:51,305 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 79 85) the Hoare annotation is: true [2018-12-09 03:07:51,305 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 310 375) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 03:07:51,306 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 310 375) no Hoare annotation was computed. [2018-12-09 03:07:51,306 INFO L444 ceAbstractionStarter]: At program point L368(lines 319 369) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 03:07:51,306 INFO L444 ceAbstractionStarter]: At program point L358(line 358) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse2) (and .cse4 .cse1 .cse2) (and .cse3 .cse0 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 03:07:51,306 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 362) no Hoare annotation was computed. [2018-12-09 03:07:51,306 INFO L444 ceAbstractionStarter]: At program point L356-1(lines 350 363) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse0 (not (= ~systemActive~0 0))) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse1 .cse2) (and .cse4 .cse0 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse4 .cse3 .cse2))) [2018-12-09 03:07:51,306 INFO L448 ceAbstractionStarter]: For program point L321(lines 320 367) no Hoare annotation was computed. [2018-12-09 03:07:51,306 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 363) no Hoare annotation was computed. [2018-12-09 03:07:51,306 INFO L444 ceAbstractionStarter]: At program point L342(line 342) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-12-09 03:07:51,306 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 346) no Hoare annotation was computed. [2018-12-09 03:07:51,306 INFO L448 ceAbstractionStarter]: For program point L340-1(lines 340 346) no Hoare annotation was computed. [2018-12-09 03:07:51,307 INFO L444 ceAbstractionStarter]: At program point L365(lines 320 367) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-12-09 03:07:51,307 INFO L444 ceAbstractionStarter]: At program point L332(line 332) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-12-09 03:07:51,307 INFO L448 ceAbstractionStarter]: For program point L330(lines 330 336) no Hoare annotation was computed. [2018-12-09 03:07:51,307 INFO L448 ceAbstractionStarter]: For program point L330-1(lines 330 336) no Hoare annotation was computed. [2018-12-09 03:07:51,307 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 310 375) no Hoare annotation was computed. [2018-12-09 03:07:51,307 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 326) no Hoare annotation was computed. [2018-12-09 03:07:51,307 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 164 171) the Hoare annotation is: (or (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (not (= ~methaneLevelCritical~0 0))) [2018-12-09 03:07:51,307 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 164 171) no Hoare annotation was computed. [2018-12-09 03:07:51,307 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 164 171) no Hoare annotation was computed. [2018-12-09 03:07:51,307 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 971 979) no Hoare annotation was computed. [2018-12-09 03:07:51,307 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 971 979) the Hoare annotation is: true [2018-12-09 03:07:51,307 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 971 979) no Hoare annotation was computed. [2018-12-09 03:07:51,307 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 03:07:51,307 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-09 03:07:51,307 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 03:07:51,308 INFO L444 ceAbstractionStarter]: At program point L177(line 177) the Hoare annotation is: (let ((.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse3 .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-12-09 03:07:51,308 INFO L448 ceAbstractionStarter]: For program point L177-1(line 177) no Hoare annotation was computed. [2018-12-09 03:07:51,308 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 172 188) no Hoare annotation was computed. [2018-12-09 03:07:51,308 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 172 188) the Hoare annotation is: (let ((.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse3 .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-12-09 03:07:51,308 INFO L444 ceAbstractionStarter]: At program point L183(line 183) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (and (= 0 ~pumpRunning~0) (= activatePump_~tmp~3 ~methaneLevelCritical~0)) (not (= ~methaneLevelCritical~0 0))))) [2018-12-09 03:07:51,308 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 172 188) no Hoare annotation was computed. [2018-12-09 03:07:51,308 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 185) no Hoare annotation was computed. [2018-12-09 03:07:51,308 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 253 271) no Hoare annotation was computed. [2018-12-09 03:07:51,308 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 266) no Hoare annotation was computed. [2018-12-09 03:07:51,308 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 253 271) the Hoare annotation is: true [2018-12-09 03:07:51,308 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 253 271) no Hoare annotation was computed. [2018-12-09 03:07:51,308 INFO L451 ceAbstractionStarter]: At program point L260(line 260) the Hoare annotation is: true [2018-12-09 03:07:51,308 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 266) no Hoare annotation was computed. [2018-12-09 03:07:51,309 INFO L448 ceAbstractionStarter]: For program point L260-1(line 260) no Hoare annotation was computed. [2018-12-09 03:07:51,309 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 904 915) the Hoare annotation is: (let ((.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or (= ~systemActive~0 0) .cse2 .cse0) (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse1 (= ~methaneLevelCritical~0 1)))) [2018-12-09 03:07:51,309 INFO L448 ceAbstractionStarter]: For program point L908-1(lines 904 915) no Hoare annotation was computed. [2018-12-09 03:07:51,309 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 904 915) no Hoare annotation was computed. [2018-12-09 03:07:51,309 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 753 782) no Hoare annotation was computed. [2018-12-09 03:07:51,309 INFO L448 ceAbstractionStarter]: For program point L767(lines 767 771) no Hoare annotation was computed. [2018-12-09 03:07:51,309 INFO L451 ceAbstractionStarter]: At program point L767-1(lines 767 771) the Hoare annotation is: true [2018-12-09 03:07:51,309 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 753 782) the Hoare annotation is: true [2018-12-09 03:07:51,309 INFO L448 ceAbstractionStarter]: For program point L764(line 764) no Hoare annotation was computed. [2018-12-09 03:07:51,309 INFO L451 ceAbstractionStarter]: At program point L763-2(lines 763 777) the Hoare annotation is: true [2018-12-09 03:07:51,309 INFO L451 ceAbstractionStarter]: At program point L759(line 759) the Hoare annotation is: true [2018-12-09 03:07:51,309 INFO L448 ceAbstractionStarter]: For program point L759-1(line 759) no Hoare annotation was computed. [2018-12-09 03:07:51,309 INFO L451 ceAbstractionStarter]: At program point L778(lines 753 782) the Hoare annotation is: true [2018-12-09 03:07:51,309 INFO L448 ceAbstractionStarter]: For program point L774(line 774) no Hoare annotation was computed. [2018-12-09 03:07:51,309 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 916 924) the Hoare annotation is: true [2018-12-09 03:07:51,310 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 916 924) no Hoare annotation was computed. [2018-12-09 03:07:51,310 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 916 924) no Hoare annotation was computed. [2018-12-09 03:07:51,310 INFO L444 ceAbstractionStarter]: At program point L61(line 61) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-09 03:07:51,310 INFO L448 ceAbstractionStarter]: For program point L59(lines 58 77) no Hoare annotation was computed. [2018-12-09 03:07:51,310 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 55 78) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| 1))) (let ((.cse3 (not .cse6)) (.cse2 (= 1 ~waterLevel~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse8 (= ~systemActive~0 0)) (.cse7 (not (= ~waterLevel~0 1)))) (and (or .cse0 (and .cse1 .cse2) .cse3 .cse4) (or .cse5 .cse0 .cse1) (or .cse5 .cse6 .cse0 .cse7) (or .cse5 .cse0 .cse3 .cse2) (or .cse6 .cse8 .cse7 .cse4) (or .cse6 .cse0 (and .cse1 .cse7) .cse4) (or .cse5 .cse6 .cse8 .cse7)))) [2018-12-09 03:07:51,310 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 55 78) no Hoare annotation was computed. [2018-12-09 03:07:51,310 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 55 78) no Hoare annotation was computed. [2018-12-09 03:07:51,310 INFO L444 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| 1))) (let ((.cse1 (= 1 ~waterLevel~0)) (.cse5 (not (= ~systemActive~0 0))) (.cse2 (not .cse7)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= 0 ~pumpRunning~0)) (.cse8 (not (= ~waterLevel~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse3 (and .cse4 .cse5)) (or .cse6 .cse7 .cse0 (and .cse5 .cse8)) (or (and .cse1 .cse5) .cse6 .cse0 .cse2) (or .cse6 .cse0 .cse4) (or .cse8 .cse7 .cse0 .cse3)))) [2018-12-09 03:07:51,310 INFO L444 ceAbstractionStarter]: At program point L66(lines 66 72) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| 1))) (let ((.cse3 (not .cse6)) (.cse2 (= 1 ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse7 (not (= ~waterLevel~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (and .cse1 .cse2) .cse3 .cse4) (or .cse5 .cse0 .cse1) (or .cse5 .cse6 .cse0 .cse7) (or .cse5 .cse0 .cse3 .cse2) (or .cse5 .cse8 .cse1) (or .cse6 .cse0 (and (not .cse8) .cse7) (and .cse1 .cse7) .cse4)))) [2018-12-09 03:07:51,310 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 880 891) the Hoare annotation is: true [2018-12-09 03:07:51,310 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 880 891) no Hoare annotation was computed. [2018-12-09 03:07:51,311 INFO L448 ceAbstractionStarter]: For program point L884-1(lines 880 891) no Hoare annotation was computed. [2018-12-09 03:07:51,311 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 807 813) no Hoare annotation was computed. [2018-12-09 03:07:51,311 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 807 813) the Hoare annotation is: true [2018-12-09 03:07:51,311 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 03:07:51,311 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)) [2018-12-09 03:07:51,311 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 03:07:51,311 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 03:07:51,311 INFO L444 ceAbstractionStarter]: At program point L97(line 97) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (and (= 0 ~pumpRunning~0) (not (= ~waterLevel~0 1))))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse0))) [2018-12-09 03:07:51,311 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 87 111) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-12-09 03:07:51,311 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 103) no Hoare annotation was computed. [2018-12-09 03:07:51,311 INFO L444 ceAbstractionStarter]: At program point L93(line 93) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-12-09 03:07:51,311 INFO L448 ceAbstractionStarter]: For program point L93-1(line 93) no Hoare annotation was computed. [2018-12-09 03:07:51,311 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 87 111) no Hoare annotation was computed. [2018-12-09 03:07:51,311 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 108) no Hoare annotation was computed. [2018-12-09 03:07:51,312 INFO L444 ceAbstractionStarter]: At program point L106(line 106) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-12-09 03:07:51,312 INFO L448 ceAbstractionStarter]: For program point L106-1(lines 87 111) no Hoare annotation was computed. [2018-12-09 03:07:51,312 INFO L444 ceAbstractionStarter]: At program point L101(line 101) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (and (= 0 ~pumpRunning~0) (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2018-12-09 03:07:51,312 INFO L448 ceAbstractionStarter]: For program point L896-1(lines 892 903) no Hoare annotation was computed. [2018-12-09 03:07:51,312 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 892 903) no Hoare annotation was computed. [2018-12-09 03:07:51,312 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 892 903) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (= 1 ~waterLevel~0)) (.cse1 (not (= |old(~waterLevel~0)| 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse2 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-12-09 03:07:51,312 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 377 384) no Hoare annotation was computed. [2018-12-09 03:07:51,312 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 381) no Hoare annotation was computed. [2018-12-09 03:07:51,312 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 377 384) the Hoare annotation is: true [2018-12-09 03:07:51,312 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 377 384) no Hoare annotation was computed. [2018-12-09 03:07:51,312 INFO L444 ceAbstractionStarter]: At program point L865(line 865) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0))) [2018-12-09 03:07:51,312 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 869) no Hoare annotation was computed. [2018-12-09 03:07:51,313 INFO L444 ceAbstractionStarter]: At program point L861(line 861) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2018-12-09 03:07:51,313 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 851 875) the Hoare annotation is: true [2018-12-09 03:07:51,313 INFO L448 ceAbstractionStarter]: For program point L861-1(line 861) no Hoare annotation was computed. [2018-12-09 03:07:51,313 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 872) no Hoare annotation was computed. [2018-12-09 03:07:51,313 INFO L448 ceAbstractionStarter]: For program point L859-1(lines 851 875) no Hoare annotation was computed. [2018-12-09 03:07:51,313 INFO L451 ceAbstractionStarter]: At program point L857(line 857) the Hoare annotation is: true [2018-12-09 03:07:51,313 INFO L448 ceAbstractionStarter]: For program point L857-1(line 857) no Hoare annotation was computed. [2018-12-09 03:07:51,313 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 851 875) no Hoare annotation was computed. [2018-12-09 03:07:51,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 03:07:51 BoogieIcfgContainer [2018-12-09 03:07:51,323 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 03:07:51,323 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 03:07:51,323 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 03:07:51,323 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 03:07:51,323 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:07:45" (3/4) ... [2018-12-09 03:07:51,326 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 03:07:51,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 03:07:51,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 03:07:51,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 03:07:51,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-09 03:07:51,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-09 03:07:51,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 03:07:51,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-09 03:07:51,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 03:07:51,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 03:07:51,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-09 03:07:51,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 03:07:51,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-09 03:07:51,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 03:07:51,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-09 03:07:51,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 03:07:51,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-12-09 03:07:51,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-09 03:07:51,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 03:07:51,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-09 03:07:51,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-09 03:07:51,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 03:07:51,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 03:07:51,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 03:07:51,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 03:07:51,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 03:07:51,334 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 03:07:51,334 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 03:07:51,334 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 03:07:51,334 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 03:07:51,334 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-12-09 03:07:51,340 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2018-12-09 03:07:51,341 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-09 03:07:51,341 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 03:07:51,341 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-09 03:07:51,342 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 03:07:51,342 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 03:07:51,361 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) [2018-12-09 03:07:51,361 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-09 03:07:51,388 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8b00b2be-7380-48ff-b851-6d599b36e68d/bin-2019/uautomizer/witness.graphml [2018-12-09 03:07:51,388 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 03:07:51,388 INFO L168 Benchmark]: Toolchain (without parser) took 6997.88 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 370.7 MB). Free memory was 951.7 MB in the beginning and 1.0 GB in the end (delta: -62.6 MB). Peak memory consumption was 308.1 MB. Max. memory is 11.5 GB. [2018-12-09 03:07:51,389 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 03:07:51,389 INFO L168 Benchmark]: CACSL2BoogieTranslator took 284.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -149.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. [2018-12-09 03:07:51,389 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-09 03:07:51,389 INFO L168 Benchmark]: Boogie Preprocessor took 21.44 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 03:07:51,389 INFO L168 Benchmark]: RCFGBuilder took 333.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 57.4 MB). Peak memory consumption was 57.4 MB. Max. memory is 11.5 GB. [2018-12-09 03:07:51,390 INFO L168 Benchmark]: TraceAbstraction took 6270.62 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 256.9 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.6 MB). Peak memory consumption was 424.5 MB. Max. memory is 11.5 GB. [2018-12-09 03:07:51,390 INFO L168 Benchmark]: Witness Printer took 64.93 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. [2018-12-09 03:07:51,391 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 284.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -149.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.44 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 333.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 57.4 MB). Peak memory consumption was 57.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6270.62 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 256.9 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.6 MB). Peak memory consumption was 424.5 MB. Max. memory is 11.5 GB. * Witness Printer took 64.93 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 381]: 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: 319]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 169 locations, 1 error locations. SAFE Result, 6.2s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 2.4s AutomataDifference, 0.0s DeadEndRemovalTime, 2.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 2188 SDtfs, 1484 SDslu, 9139 SDs, 0 SdLazy, 3211 SolverSat, 167 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 402 GetRequests, 303 SyntacticMatches, 3 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1827occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 83 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 71 LocationsWithAnnotation, 3722 PreInvPairs, 3949 NumberOfFragments, 1723 HoareAnnotationTreeSize, 3722 FomulaSimplifications, 2490 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 71 FomulaSimplificationsInter, 14116 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1137 NumberOfCodeBlocks, 1137 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1125 ConstructedInterpolants, 0 QuantifiedInterpolants, 191894 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1679 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 115/119 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...