./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product48_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_1428796b-7a8b-4065-b781-7a978f7b1b1a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1428796b-7a8b-4065-b781-7a978f7b1b1a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1428796b-7a8b-4065-b781-7a978f7b1b1a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1428796b-7a8b-4065-b781-7a978f7b1b1a/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1428796b-7a8b-4065-b781-7a978f7b1b1a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1428796b-7a8b-4065-b781-7a978f7b1b1a/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 79b21ff72ec330797470eae9e06bb1504f09bc51 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 17:51:43,098 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 17:51:43,099 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 17:51:43,105 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 17:51:43,105 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 17:51:43,105 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 17:51:43,106 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 17:51:43,107 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 17:51:43,107 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 17:51:43,108 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 17:51:43,108 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 17:51:43,109 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 17:51:43,109 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 17:51:43,109 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 17:51:43,110 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 17:51:43,110 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 17:51:43,111 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 17:51:43,112 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 17:51:43,113 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 17:51:43,113 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 17:51:43,114 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 17:51:43,115 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 17:51:43,116 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 17:51:43,116 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 17:51:43,116 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 17:51:43,117 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 17:51:43,117 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 17:51:43,118 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 17:51:43,118 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 17:51:43,119 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 17:51:43,119 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 17:51:43,119 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 17:51:43,119 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 17:51:43,119 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 17:51:43,120 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 17:51:43,120 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 17:51:43,120 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1428796b-7a8b-4065-b781-7a978f7b1b1a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-01 17:51:43,127 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 17:51:43,127 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 17:51:43,128 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 17:51:43,128 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 17:51:43,128 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 17:51:43,128 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 17:51:43,128 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 17:51:43,129 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 17:51:43,129 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 17:51:43,129 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 17:51:43,129 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 17:51:43,129 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 17:51:43,129 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 17:51:43,129 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 17:51:43,129 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 17:51:43,129 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 17:51:43,129 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 17:51:43,129 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 17:51:43,129 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 17:51:43,130 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 17:51:43,130 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 17:51:43,130 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 17:51:43,130 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 17:51:43,130 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 17:51:43,130 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 17:51:43,130 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 17:51:43,130 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 17:51:43,130 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-01 17:51:43,130 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 17:51:43,130 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 17:51:43,131 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_1428796b-7a8b-4065-b781-7a978f7b1b1a/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 -> 79b21ff72ec330797470eae9e06bb1504f09bc51 [2018-12-01 17:51:43,147 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 17:51:43,154 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 17:51:43,156 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 17:51:43,157 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 17:51:43,157 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 17:51:43,157 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1428796b-7a8b-4065-b781-7a978f7b1b1a/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2018-12-01 17:51:43,194 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1428796b-7a8b-4065-b781-7a978f7b1b1a/bin-2019/uautomizer/data/416567ce4/c671193c95974c399ba6a3b54767ede9/FLAG196c25ac4 [2018-12-01 17:51:43,639 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 17:51:43,639 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1428796b-7a8b-4065-b781-7a978f7b1b1a/sv-benchmarks/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2018-12-01 17:51:43,646 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1428796b-7a8b-4065-b781-7a978f7b1b1a/bin-2019/uautomizer/data/416567ce4/c671193c95974c399ba6a3b54767ede9/FLAG196c25ac4 [2018-12-01 17:51:43,655 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1428796b-7a8b-4065-b781-7a978f7b1b1a/bin-2019/uautomizer/data/416567ce4/c671193c95974c399ba6a3b54767ede9 [2018-12-01 17:51:43,657 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 17:51:43,658 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 17:51:43,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 17:51:43,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 17:51:43,661 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 17:51:43,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:51:43" (1/1) ... [2018-12-01 17:51:43,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:51:43, skipping insertion in model container [2018-12-01 17:51:43,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:51:43" (1/1) ... [2018-12-01 17:51:43,667 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 17:51:43,689 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 17:51:43,835 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 17:51:43,843 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 17:51:43,924 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 17:51:43,941 INFO L195 MainTranslator]: Completed translation [2018-12-01 17:51:43,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:51:43 WrapperNode [2018-12-01 17:51:43,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 17:51:43,942 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 17:51:43,942 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 17:51:43,942 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 17:51:43,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:51:43" (1/1) ... [2018-12-01 17:51:43,957 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:51:43" (1/1) ... [2018-12-01 17:51:43,963 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 17:51:43,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 17:51:43,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 17:51:43,963 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 17:51:43,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:51:43" (1/1) ... [2018-12-01 17:51:43,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:51:43" (1/1) ... [2018-12-01 17:51:43,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:51:43" (1/1) ... [2018-12-01 17:51:43,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:51:43" (1/1) ... [2018-12-01 17:51:43,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:51:43" (1/1) ... [2018-12-01 17:51:43,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:51:43" (1/1) ... [2018-12-01 17:51:43,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:51:43" (1/1) ... [2018-12-01 17:51:43,987 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 17:51:43,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 17:51:43,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 17:51:43,987 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 17:51:43,988 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:51:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1428796b-7a8b-4065-b781-7a978f7b1b1a/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 [2018-12-01 17:51:44,023 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-01 17:51:44,023 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-01 17:51:44,023 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-01 17:51:44,023 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-01 17:51:44,023 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-01 17:51:44,024 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-01 17:51:44,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 17:51:44,024 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-01 17:51:44,024 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-01 17:51:44,024 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-01 17:51:44,024 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-01 17:51:44,024 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-01 17:51:44,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-01 17:51:44,024 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-01 17:51:44,024 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-01 17:51:44,024 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-01 17:51:44,024 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-01 17:51:44,024 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-01 17:51:44,025 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-01 17:51:44,025 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-01 17:51:44,025 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-01 17:51:44,025 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-01 17:51:44,025 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-01 17:51:44,025 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-01 17:51:44,025 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-01 17:51:44,025 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-01 17:51:44,025 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-01 17:51:44,025 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-01 17:51:44,025 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-01 17:51:44,025 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-01 17:51:44,025 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-01 17:51:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-01 17:51:44,026 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-01 17:51:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-01 17:51:44,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-01 17:51:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-01 17:51:44,026 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-01 17:51:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-01 17:51:44,026 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-01 17:51:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-01 17:51:44,026 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-01 17:51:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-01 17:51:44,026 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-01 17:51:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-01 17:51:44,026 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-01 17:51:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-01 17:51:44,027 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-01 17:51:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-12-01 17:51:44,027 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-12-01 17:51:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 17:51:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-01 17:51:44,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-01 17:51:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-01 17:51:44,027 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-01 17:51:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-01 17:51:44,027 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-01 17:51:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 17:51:44,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 17:51:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-12-01 17:51:44,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-12-01 17:51:44,296 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 17:51:44,296 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-01 17:51:44,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:51:44 BoogieIcfgContainer [2018-12-01 17:51:44,296 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 17:51:44,297 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 17:51:44,297 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 17:51:44,299 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 17:51:44,299 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 05:51:43" (1/3) ... [2018-12-01 17:51:44,299 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17583e14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 05:51:44, skipping insertion in model container [2018-12-01 17:51:44,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:51:43" (2/3) ... [2018-12-01 17:51:44,300 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17583e14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 05:51:44, skipping insertion in model container [2018-12-01 17:51:44,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:51:44" (3/3) ... [2018-12-01 17:51:44,301 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2018-12-01 17:51:44,307 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 17:51:44,311 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-01 17:51:44,320 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-01 17:51:44,337 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 17:51:44,338 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 17:51:44,338 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-01 17:51:44,338 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 17:51:44,338 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 17:51:44,338 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 17:51:44,338 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 17:51:44,338 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 17:51:44,338 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 17:51:44,350 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2018-12-01 17:51:44,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 17:51:44,355 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:51:44,356 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] [2018-12-01 17:51:44,357 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:51:44,360 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:51:44,361 INFO L82 PathProgramCache]: Analyzing trace with hash -1039050909, now seen corresponding path program 1 times [2018-12-01 17:51:44,362 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:51:44,362 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:51:44,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:44,390 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:51:44,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:44,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:51:44,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:51:44,501 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 17:51:44,501 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-01 17:51:44,504 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-01 17:51:44,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-01 17:51:44,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-01 17:51:44,513 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 2 states. [2018-12-01 17:51:44,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:51:44,536 INFO L93 Difference]: Finished difference Result 280 states and 349 transitions. [2018-12-01 17:51:44,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-01 17:51:44,536 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-12-01 17:51:44,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:51:44,544 INFO L225 Difference]: With dead ends: 280 [2018-12-01 17:51:44,544 INFO L226 Difference]: Without dead ends: 140 [2018-12-01 17:51:44,546 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 [2018-12-01 17:51:44,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2018-12-01 17:51:44,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2018-12-01 17:51:44,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-12-01 17:51:44,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 166 transitions. [2018-12-01 17:51:44,578 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 166 transitions. Word has length 46 [2018-12-01 17:51:44,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:51:44,578 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 166 transitions. [2018-12-01 17:51:44,578 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-01 17:51:44,578 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 166 transitions. [2018-12-01 17:51:44,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-01 17:51:44,580 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:51:44,580 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] [2018-12-01 17:51:44,580 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:51:44,580 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:51:44,581 INFO L82 PathProgramCache]: Analyzing trace with hash -1886519307, now seen corresponding path program 1 times [2018-12-01 17:51:44,581 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:51:44,581 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:51:44,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:44,582 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:51:44,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:51:44,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:51:44,640 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 17:51:44,641 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-01 17:51:44,642 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-01 17:51:44,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-01 17:51:44,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 17:51:44,642 INFO L87 Difference]: Start difference. First operand 140 states and 166 transitions. Second operand 3 states. [2018-12-01 17:51:44,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:51:44,655 INFO L93 Difference]: Finished difference Result 219 states and 259 transitions. [2018-12-01 17:51:44,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-01 17:51:44,655 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-12-01 17:51:44,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:51:44,657 INFO L225 Difference]: With dead ends: 219 [2018-12-01 17:51:44,657 INFO L226 Difference]: Without dead ends: 131 [2018-12-01 17:51:44,658 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 [2018-12-01 17:51:44,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2018-12-01 17:51:44,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2018-12-01 17:51:44,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-12-01 17:51:44,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 154 transitions. [2018-12-01 17:51:44,666 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 154 transitions. Word has length 47 [2018-12-01 17:51:44,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:51:44,666 INFO L480 AbstractCegarLoop]: Abstraction has 131 states and 154 transitions. [2018-12-01 17:51:44,666 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-01 17:51:44,666 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 154 transitions. [2018-12-01 17:51:44,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 17:51:44,667 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:51:44,667 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 17:51:44,668 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:51:44,668 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:51:44,668 INFO L82 PathProgramCache]: Analyzing trace with hash -443527011, now seen corresponding path program 1 times [2018-12-01 17:51:44,668 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:51:44,668 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:51:44,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:44,669 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:51:44,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:44,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:51:44,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:51:44,734 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 17:51:44,734 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-01 17:51:44,735 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-01 17:51:44,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-01 17:51:44,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-01 17:51:44,735 INFO L87 Difference]: Start difference. First operand 131 states and 154 transitions. Second operand 7 states. [2018-12-01 17:51:44,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:51:44,982 INFO L93 Difference]: Finished difference Result 395 states and 482 transitions. [2018-12-01 17:51:44,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 17:51:44,982 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-12-01 17:51:44,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:51:44,984 INFO L225 Difference]: With dead ends: 395 [2018-12-01 17:51:44,984 INFO L226 Difference]: Without dead ends: 288 [2018-12-01 17:51:44,985 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 [2018-12-01 17:51:44,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2018-12-01 17:51:45,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 276. [2018-12-01 17:51:45,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2018-12-01 17:51:45,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 336 transitions. [2018-12-01 17:51:45,006 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 336 transitions. Word has length 52 [2018-12-01 17:51:45,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:51:45,007 INFO L480 AbstractCegarLoop]: Abstraction has 276 states and 336 transitions. [2018-12-01 17:51:45,007 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-01 17:51:45,007 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 336 transitions. [2018-12-01 17:51:45,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-01 17:51:45,008 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:51:45,008 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] [2018-12-01 17:51:45,008 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:51:45,008 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:51:45,009 INFO L82 PathProgramCache]: Analyzing trace with hash 1392303490, now seen corresponding path program 1 times [2018-12-01 17:51:45,009 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:51:45,009 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:51:45,009 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:45,009 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:51:45,010 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:45,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:51:45,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:51:45,079 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 17:51:45,079 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 17:51:45,079 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 17:51:45,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 17:51:45,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-01 17:51:45,080 INFO L87 Difference]: Start difference. First operand 276 states and 336 transitions. Second operand 6 states. [2018-12-01 17:51:45,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:51:45,226 INFO L93 Difference]: Finished difference Result 765 states and 956 transitions. [2018-12-01 17:51:45,226 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-01 17:51:45,226 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-12-01 17:51:45,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:51:45,228 INFO L225 Difference]: With dead ends: 765 [2018-12-01 17:51:45,228 INFO L226 Difference]: Without dead ends: 513 [2018-12-01 17:51:45,229 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 [2018-12-01 17:51:45,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2018-12-01 17:51:45,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 507. [2018-12-01 17:51:45,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 507 states. [2018-12-01 17:51:45,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 507 states and 622 transitions. [2018-12-01 17:51:45,258 INFO L78 Accepts]: Start accepts. Automaton has 507 states and 622 transitions. Word has length 57 [2018-12-01 17:51:45,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:51:45,258 INFO L480 AbstractCegarLoop]: Abstraction has 507 states and 622 transitions. [2018-12-01 17:51:45,258 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 17:51:45,259 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 622 transitions. [2018-12-01 17:51:45,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 17:51:45,260 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:51:45,261 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] [2018-12-01 17:51:45,261 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:51:45,261 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:51:45,261 INFO L82 PathProgramCache]: Analyzing trace with hash 85735846, now seen corresponding path program 1 times [2018-12-01 17:51:45,261 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:51:45,261 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:51:45,262 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:45,262 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:51:45,262 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:45,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:51:45,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:51:45,333 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 17:51:45,334 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-01 17:51:45,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-01 17:51:45,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-01 17:51:45,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-01 17:51:45,334 INFO L87 Difference]: Start difference. First operand 507 states and 622 transitions. Second operand 7 states. [2018-12-01 17:51:45,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:51:45,780 INFO L93 Difference]: Finished difference Result 1346 states and 1759 transitions. [2018-12-01 17:51:45,780 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-01 17:51:45,780 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2018-12-01 17:51:45,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:51:45,784 INFO L225 Difference]: With dead ends: 1346 [2018-12-01 17:51:45,784 INFO L226 Difference]: Without dead ends: 863 [2018-12-01 17:51:45,785 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-01 17:51:45,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2018-12-01 17:51:45,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 765. [2018-12-01 17:51:45,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 765 states. [2018-12-01 17:51:45,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 765 states and 927 transitions. [2018-12-01 17:51:45,829 INFO L78 Accepts]: Start accepts. Automaton has 765 states and 927 transitions. Word has length 61 [2018-12-01 17:51:45,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:51:45,829 INFO L480 AbstractCegarLoop]: Abstraction has 765 states and 927 transitions. [2018-12-01 17:51:45,829 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-01 17:51:45,830 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 927 transitions. [2018-12-01 17:51:45,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-01 17:51:45,832 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:51:45,832 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] [2018-12-01 17:51:45,832 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:51:45,832 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:51:45,833 INFO L82 PathProgramCache]: Analyzing trace with hash -1206568851, now seen corresponding path program 1 times [2018-12-01 17:51:45,833 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:51:45,833 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:51:45,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:45,834 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:51:45,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:45,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:51:45,910 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 17:51:45,910 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 17:51:45,910 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-01 17:51:45,910 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-01 17:51:45,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-01 17:51:45,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-01 17:51:45,911 INFO L87 Difference]: Start difference. First operand 765 states and 927 transitions. Second operand 4 states. [2018-12-01 17:51:46,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:51:46,094 INFO L93 Difference]: Finished difference Result 2836 states and 3648 transitions. [2018-12-01 17:51:46,094 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-01 17:51:46,094 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2018-12-01 17:51:46,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:51:46,100 INFO L225 Difference]: With dead ends: 2836 [2018-12-01 17:51:46,100 INFO L226 Difference]: Without dead ends: 2095 [2018-12-01 17:51:46,103 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 [2018-12-01 17:51:46,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2095 states. [2018-12-01 17:51:46,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2095 to 2049. [2018-12-01 17:51:46,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2049 states. [2018-12-01 17:51:46,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 2049 states and 2569 transitions. [2018-12-01 17:51:46,169 INFO L78 Accepts]: Start accepts. Automaton has 2049 states and 2569 transitions. Word has length 99 [2018-12-01 17:51:46,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:51:46,170 INFO L480 AbstractCegarLoop]: Abstraction has 2049 states and 2569 transitions. [2018-12-01 17:51:46,170 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-01 17:51:46,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2049 states and 2569 transitions. [2018-12-01 17:51:46,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-01 17:51:46,173 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:51:46,173 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] [2018-12-01 17:51:46,173 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:51:46,173 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:51:46,173 INFO L82 PathProgramCache]: Analyzing trace with hash -1198809492, now seen corresponding path program 1 times [2018-12-01 17:51:46,173 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:51:46,174 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:51:46,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:46,174 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:51:46,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:51:46,225 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 17:51:46,225 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 17:51:46,226 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 17:51:46,226 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 17:51:46,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 17:51:46,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-01 17:51:46,226 INFO L87 Difference]: Start difference. First operand 2049 states and 2569 transitions. Second operand 6 states. [2018-12-01 17:51:46,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:51:46,290 INFO L93 Difference]: Finished difference Result 4158 states and 5438 transitions. [2018-12-01 17:51:46,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-01 17:51:46,291 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2018-12-01 17:51:46,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:51:46,297 INFO L225 Difference]: With dead ends: 4158 [2018-12-01 17:51:46,297 INFO L226 Difference]: Without dead ends: 2133 [2018-12-01 17:51:46,301 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 [2018-12-01 17:51:46,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2133 states. [2018-12-01 17:51:46,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2133 to 2109. [2018-12-01 17:51:46,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2109 states. [2018-12-01 17:51:46,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 2109 states and 2633 transitions. [2018-12-01 17:51:46,365 INFO L78 Accepts]: Start accepts. Automaton has 2109 states and 2633 transitions. Word has length 99 [2018-12-01 17:51:46,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:51:46,365 INFO L480 AbstractCegarLoop]: Abstraction has 2109 states and 2633 transitions. [2018-12-01 17:51:46,365 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 17:51:46,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2109 states and 2633 transitions. [2018-12-01 17:51:46,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-01 17:51:46,367 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:51:46,367 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] [2018-12-01 17:51:46,368 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:51:46,368 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:51:46,368 INFO L82 PathProgramCache]: Analyzing trace with hash -305323154, now seen corresponding path program 1 times [2018-12-01 17:51:46,368 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:51:46,368 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:51:46,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:46,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:51:46,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:46,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:51:46,417 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 17:51:46,417 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 17:51:46,417 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-01 17:51:46,417 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-01 17:51:46,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-01 17:51:46,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-01 17:51:46,418 INFO L87 Difference]: Start difference. First operand 2109 states and 2633 transitions. Second operand 8 states. [2018-12-01 17:51:46,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:51:46,485 INFO L93 Difference]: Finished difference Result 3832 states and 4932 transitions. [2018-12-01 17:51:46,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-01 17:51:46,485 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 99 [2018-12-01 17:51:46,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:51:46,491 INFO L225 Difference]: With dead ends: 3832 [2018-12-01 17:51:46,491 INFO L226 Difference]: Without dead ends: 1747 [2018-12-01 17:51:46,495 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 [2018-12-01 17:51:46,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1747 states. [2018-12-01 17:51:46,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1747 to 1747. [2018-12-01 17:51:46,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1747 states. [2018-12-01 17:51:46,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1747 states and 2151 transitions. [2018-12-01 17:51:46,560 INFO L78 Accepts]: Start accepts. Automaton has 1747 states and 2151 transitions. Word has length 99 [2018-12-01 17:51:46,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:51:46,560 INFO L480 AbstractCegarLoop]: Abstraction has 1747 states and 2151 transitions. [2018-12-01 17:51:46,560 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-01 17:51:46,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 2151 transitions. [2018-12-01 17:51:46,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-01 17:51:46,563 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:51:46,563 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] [2018-12-01 17:51:46,563 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:51:46,563 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:51:46,563 INFO L82 PathProgramCache]: Analyzing trace with hash 692991765, now seen corresponding path program 1 times [2018-12-01 17:51:46,563 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:51:46,564 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:51:46,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:46,564 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:51:46,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:46,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:51:46,670 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 17:51:46,670 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 17:51:46,670 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1428796b-7a8b-4065-b781-7a978f7b1b1a/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 [2018-12-01 17:51:46,677 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:51:46,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:51:46,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 17:51:46,892 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 17:51:46,911 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-01 17:51:46,911 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-01 17:51:46,911 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-01 17:51:46,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-01 17:51:46,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-01 17:51:46,912 INFO L87 Difference]: Start difference. First operand 1747 states and 2151 transitions. Second operand 19 states. [2018-12-01 17:51:47,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:51:47,589 INFO L93 Difference]: Finished difference Result 3440 states and 4282 transitions. [2018-12-01 17:51:47,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-01 17:51:47,590 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 103 [2018-12-01 17:51:47,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:51:47,597 INFO L225 Difference]: With dead ends: 3440 [2018-12-01 17:51:47,597 INFO L226 Difference]: Without dead ends: 1717 [2018-12-01 17:51:47,602 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 98 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-12-01 17:51:47,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1717 states. [2018-12-01 17:51:47,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1717 to 1717. [2018-12-01 17:51:47,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1717 states. [2018-12-01 17:51:47,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 1717 states and 2069 transitions. [2018-12-01 17:51:47,687 INFO L78 Accepts]: Start accepts. Automaton has 1717 states and 2069 transitions. Word has length 103 [2018-12-01 17:51:47,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:51:47,687 INFO L480 AbstractCegarLoop]: Abstraction has 1717 states and 2069 transitions. [2018-12-01 17:51:47,687 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-01 17:51:47,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 2069 transitions. [2018-12-01 17:51:47,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-01 17:51:47,691 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 17:51:47,691 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 17:51:47,691 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 17:51:47,691 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:51:47,691 INFO L82 PathProgramCache]: Analyzing trace with hash -2090589296, now seen corresponding path program 1 times [2018-12-01 17:51:47,691 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:51:47,691 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:51:47,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:47,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:51:47,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:51:47,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:51:47,806 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-01 17:51:47,806 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 17:51:47,806 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1428796b-7a8b-4065-b781-7a978f7b1b1a/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 [2018-12-01 17:51:47,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:51:47,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 17:51:47,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 17:51:47,989 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 17:51:48,015 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-01 17:51:48,015 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-01 17:51:48,015 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-01 17:51:48,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-01 17:51:48,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-01 17:51:48,016 INFO L87 Difference]: Start difference. First operand 1717 states and 2069 transitions. Second operand 19 states. [2018-12-01 17:51:48,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 17:51:48,737 INFO L93 Difference]: Finished difference Result 2919 states and 3581 transitions. [2018-12-01 17:51:48,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-01 17:51:48,737 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 155 [2018-12-01 17:51:48,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 17:51:48,738 INFO L225 Difference]: With dead ends: 2919 [2018-12-01 17:51:48,738 INFO L226 Difference]: Without dead ends: 0 [2018-12-01 17:51:48,741 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 152 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-12-01 17:51:48,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-01 17:51:48,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-01 17:51:48,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-01 17:51:48,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-01 17:51:48,742 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2018-12-01 17:51:48,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 17:51:48,742 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-01 17:51:48,742 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-01 17:51:48,742 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-01 17:51:48,742 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 17:51:48,745 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-01 17:51:48,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:51:48,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:51:48,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:51:48,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:51:48,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:51:48,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:51:49,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:51:49,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:51:49,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:51:49,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:51:49,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:51:49,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:51:49,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:51:49,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:51:49,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:51:49,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:51:49,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:51:49,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 17:51:50,234 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 33 [2018-12-01 17:51:50,971 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 32 [2018-12-01 17:51:51,006 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 955 961) the Hoare annotation is: true [2018-12-01 17:51:51,006 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 955 961) no Hoare annotation was computed. [2018-12-01 17:51:51,006 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 962 970) no Hoare annotation was computed. [2018-12-01 17:51:51,006 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 962 970) the Hoare annotation is: true [2018-12-01 17:51:51,006 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 962 970) no Hoare annotation was computed. [2018-12-01 17:51:51,006 INFO L444 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-01 17:51:51,006 INFO L444 ceAbstractionStarter]: At program point L225-1(line 225) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-01 17:51:51,007 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 219 241) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-01 17:51:51,007 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 219 241) no Hoare annotation was computed. [2018-12-01 17:51:51,007 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 219 241) no Hoare annotation was computed. [2018-12-01 17:51:51,007 INFO L444 ceAbstractionStarter]: At program point L231(line 231) 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)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-01 17:51:51,007 INFO L444 ceAbstractionStarter]: At program point L231-1(line 231) 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)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-01 17:51:51,007 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 236) no Hoare annotation was computed. [2018-12-01 17:51:51,007 INFO L448 ceAbstractionStarter]: For program point L229-1(lines 229 236) no Hoare annotation was computed. [2018-12-01 17:51:51,007 INFO L448 ceAbstractionStarter]: For program point L227(line 227) no Hoare annotation was computed. [2018-12-01 17:51:51,007 INFO L444 ceAbstractionStarter]: At program point L226(line 226) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-01 17:51:51,007 INFO L444 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-12-01 17:51:51,008 INFO L448 ceAbstractionStarter]: For program point L695-1(lines 676 700) no Hoare annotation was computed. [2018-12-01 17:51:51,008 INFO L444 ceAbstractionStarter]: At program point L690(line 690) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= 0 processEnvironment__wrappee__methaneQuery_~tmp~5)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 (and .cse1 .cse2)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) (and (= 0 ~pumpRunning~0) .cse1 .cse2)))) [2018-12-01 17:51:51,008 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 676 700) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-01 17:51:51,008 INFO L444 ceAbstractionStarter]: At program point L686(line 686) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse0 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (and .cse0 .cse1) (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or .cse2 (and (= 0 ~pumpRunning~0) .cse1) .cse3) (or .cse2 .cse0 .cse3))) [2018-12-01 17:51:51,008 INFO L448 ceAbstractionStarter]: For program point L684(lines 684 692) no Hoare annotation was computed. [2018-12-01 17:51:51,008 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 676 700) no Hoare annotation was computed. [2018-12-01 17:51:51,008 INFO L444 ceAbstractionStarter]: At program point L682(line 682) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= 0 ~pumpRunning~0) .cse1) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-01 17:51:51,008 INFO L448 ceAbstractionStarter]: For program point L682-1(line 682) no Hoare annotation was computed. [2018-12-01 17:51:51,008 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 697) no Hoare annotation was computed. [2018-12-01 17:51:51,008 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 835 849) no Hoare annotation was computed. [2018-12-01 17:51:51,009 INFO L444 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~systemActive~0 1)) (.cse5 (not (= |old(~systemActive~0)| 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (= |old(~systemActive~0)| 0)) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse4 .cse5 .cse6) (or .cse0 .cse4 .cse5) (or .cse1 .cse6) (or .cse3 .cse2 .cse6))) [2018-12-01 17:51:51,009 INFO L448 ceAbstractionStarter]: For program point L839(lines 839 845) no Hoare annotation was computed. [2018-12-01 17:51:51,009 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 835 849) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse6 (= ~systemActive~0 1)) (.cse7 (not (= |old(~systemActive~0)| 1))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (and (not (= ~systemActive~0 0)) .cse2)) (.cse4 (= |old(~systemActive~0)| 0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse1) (or .cse3 .cse6 .cse7) (or .cse3 .cse0 .cse2) (or .cse5 .cse4 .cse1)))) [2018-12-01 17:51:51,009 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 835 849) no Hoare annotation was computed. [2018-12-01 17:51:51,009 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 771 779) no Hoare annotation was computed. [2018-12-01 17:51:51,009 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 771 779) the Hoare annotation is: true [2018-12-01 17:51:51,009 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 771 779) no Hoare annotation was computed. [2018-12-01 17:51:51,009 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 948 954) no Hoare annotation was computed. [2018-12-01 17:51:51,009 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 948 954) the Hoare annotation is: true [2018-12-01 17:51:51,009 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 206 215) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-01 17:51:51,009 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 206 215) no Hoare annotation was computed. [2018-12-01 17:51:51,010 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 206 215) no Hoare annotation was computed. [2018-12-01 17:51:51,010 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 760 770) the Hoare annotation is: true [2018-12-01 17:51:51,010 INFO L451 ceAbstractionStarter]: At program point L765(line 765) the Hoare annotation is: true [2018-12-01 17:51:51,010 INFO L448 ceAbstractionStarter]: For program point L765-1(line 765) no Hoare annotation was computed. [2018-12-01 17:51:51,010 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 760 770) no Hoare annotation was computed. [2018-12-01 17:51:51,010 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 760 770) no Hoare annotation was computed. [2018-12-01 17:51:51,010 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 752 759) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-12-01 17:51:51,010 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 752 759) no Hoare annotation was computed. [2018-12-01 17:51:51,010 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 752 759) no Hoare annotation was computed. [2018-12-01 17:51:51,010 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 702 726) no Hoare annotation was computed. [2018-12-01 17:51:51,010 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 702 726) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-12-01 17:51:51,010 INFO L444 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (let ((.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-01 17:51:51,011 INFO L448 ceAbstractionStarter]: For program point L721-1(lines 702 726) no Hoare annotation was computed. [2018-12-01 17:51:51,011 INFO L444 ceAbstractionStarter]: At program point L716(line 716) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0) (or (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1))) [2018-12-01 17:51:51,011 INFO L444 ceAbstractionStarter]: At program point L712(line 712) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1 .cse0))) [2018-12-01 17:51:51,011 INFO L448 ceAbstractionStarter]: For program point L710(lines 710 718) no Hoare annotation was computed. [2018-12-01 17:51:51,011 INFO L444 ceAbstractionStarter]: At program point L708(line 708) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse4 .cse1 .cse3) (or .cse4 .cse0 .cse1))) [2018-12-01 17:51:51,011 INFO L448 ceAbstractionStarter]: For program point L708-1(line 708) no Hoare annotation was computed. [2018-12-01 17:51:51,011 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 723) no Hoare annotation was computed. [2018-12-01 17:51:51,011 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2018-12-01 17:51:51,011 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2018-12-01 17:51:51,011 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-12-01 17:51:51,011 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2018-12-01 17:51:51,011 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 668 674) no Hoare annotation was computed. [2018-12-01 17:51:51,011 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 668 674) the Hoare annotation is: true [2018-12-01 17:51:51,011 INFO L448 ceAbstractionStarter]: For program point L898-1(lines 898 904) no Hoare annotation was computed. [2018-12-01 17:51:51,011 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 868 935) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-01 17:51:51,012 INFO L444 ceAbstractionStarter]: At program point L925(lines 878 927) 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))) [2018-12-01 17:51:51,012 INFO L444 ceAbstractionStarter]: At program point L890(line 890) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse0 (not (= ~systemActive~0 0)) .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-01 17:51:51,012 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 894) no Hoare annotation was computed. [2018-12-01 17:51:51,012 INFO L448 ceAbstractionStarter]: For program point L888-1(lines 888 894) no Hoare annotation was computed. [2018-12-01 17:51:51,012 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 868 935) no Hoare annotation was computed. [2018-12-01 17:51:51,012 INFO L448 ceAbstractionStarter]: For program point L880(lines 880 884) no Hoare annotation was computed. [2018-12-01 17:51:51,012 INFO L444 ceAbstractionStarter]: At program point L928(lines 877 929) 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))) [2018-12-01 17:51:51,012 INFO L444 ceAbstractionStarter]: At program point L918(line 918) 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))) [2018-12-01 17:51:51,012 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 922) no Hoare annotation was computed. [2018-12-01 17:51:51,012 INFO L444 ceAbstractionStarter]: At program point L916-1(lines 908 923) 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)))) [2018-12-01 17:51:51,012 INFO L448 ceAbstractionStarter]: For program point L879(lines 878 927) no Hoare annotation was computed. [2018-12-01 17:51:51,012 INFO L444 ceAbstractionStarter]: At program point L910(line 910) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-01 17:51:51,012 INFO L448 ceAbstractionStarter]: For program point L908(lines 908 923) no Hoare annotation was computed. [2018-12-01 17:51:51,012 INFO L444 ceAbstractionStarter]: At program point L900(line 900) 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))) [2018-12-01 17:51:51,012 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 868 935) no Hoare annotation was computed. [2018-12-01 17:51:51,012 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 904) no Hoare annotation was computed. [2018-12-01 17:51:51,012 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 727 734) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~methaneLevelCritical~0 0))) [2018-12-01 17:51:51,012 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 727 734) no Hoare annotation was computed. [2018-12-01 17:51:51,012 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 727 734) no Hoare annotation was computed. [2018-12-01 17:51:51,013 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-01 17:51:51,013 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-12-01 17:51:51,013 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-01 17:51:51,013 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 735 751) no Hoare annotation was computed. [2018-12-01 17:51:51,013 INFO L444 ceAbstractionStarter]: At program point L746(line 746) 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 (and (= activatePump_~tmp~7 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-12-01 17:51:51,013 INFO L448 ceAbstractionStarter]: For program point L746-1(lines 735 751) no Hoare annotation was computed. [2018-12-01 17:51:51,013 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 735 751) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-12-01 17:51:51,013 INFO L448 ceAbstractionStarter]: For program point L742(lines 742 748) no Hoare annotation was computed. [2018-12-01 17:51:51,013 INFO L444 ceAbstractionStarter]: At program point L740(line 740) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-12-01 17:51:51,013 INFO L448 ceAbstractionStarter]: For program point L740-1(line 740) no Hoare annotation was computed. [2018-12-01 17:51:51,013 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 816 834) no Hoare annotation was computed. [2018-12-01 17:51:51,013 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 829) no Hoare annotation was computed. [2018-12-01 17:51:51,013 INFO L451 ceAbstractionStarter]: At program point L823(line 823) the Hoare annotation is: true [2018-12-01 17:51:51,013 INFO L448 ceAbstractionStarter]: For program point L825-2(lines 825 829) no Hoare annotation was computed. [2018-12-01 17:51:51,013 INFO L448 ceAbstractionStarter]: For program point L823-1(line 823) no Hoare annotation was computed. [2018-12-01 17:51:51,014 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 816 834) the Hoare annotation is: true [2018-12-01 17:51:51,014 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 816 834) no Hoare annotation was computed. [2018-12-01 17:51:51,014 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-12-01 17:51:51,014 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse1 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse0 (= ~methaneLevelCritical~0 1)) (or .cse0 .cse1 .cse2) (or .cse2 (= ~systemActive~0 0) .cse1))) [2018-12-01 17:51:51,014 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-12-01 17:51:51,014 INFO L444 ceAbstractionStarter]: At program point L657(line 657) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse8 (= |old(~waterLevel~0)| 1))) (let ((.cse5 (not .cse8)) (.cse3 (= 1 ~waterLevel~0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse9 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not .cse1)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse2) (or .cse6 .cse4 .cse5 (and .cse3 .cse7)) (or .cse6 .cse1 .cse0) (or .cse8 .cse4 .cse9 .cse2) (or (and .cse7 .cse9) .cse6 .cse8 .cse4) (or .cse7 .cse4 .cse2)))) [2018-12-01 17:51:51,014 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 644 667) the Hoare annotation is: (let ((.cse4 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (= 1 ~waterLevel~0)) (.cse7 (not .cse4)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= ~waterLevel~0 1))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or .cse3 .cse1 .cse0) (or .cse4 (and .cse6 .cse0) .cse5 .cse2) (or .cse3 .cse5 .cse0) (or .cse5 .cse7 .cse2 (and .cse8 .cse0)) (or .cse3 .cse5 .cse8 .cse7) (or .cse3 .cse4 .cse1 .cse6) (or .cse4 .cse6 .cse1 .cse2)))) [2018-12-01 17:51:51,014 INFO L444 ceAbstractionStarter]: At program point L655(lines 655 661) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1)) (.cse9 (= ~systemActive~0 0)) (.cse6 (not (= ~waterLevel~0 1)))) (let ((.cse7 (and (not .cse9) .cse6)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse1 (not .cse5))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse0 .cse6) (or .cse0 .cse7 .cse2 .cse8) (or .cse8 .cse9 .cse7 .cse2) (or .cse4 .cse0 .cse8) (or .cse5 .cse6 .cse0 .cse2) (or .cse4 .cse9 (= 0 ~pumpRunning~0)) (or .cse4 .cse0 .cse3 .cse1)))) [2018-12-01 17:51:51,014 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 644 667) no Hoare annotation was computed. [2018-12-01 17:51:51,014 INFO L444 ceAbstractionStarter]: At program point L650(line 650) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~systemActive~0 0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse0 .cse3 .cse2) (or .cse1 .cse4))) [2018-12-01 17:51:51,014 INFO L448 ceAbstractionStarter]: For program point L648(lines 647 666) no Hoare annotation was computed. [2018-12-01 17:51:51,014 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 644 667) no Hoare annotation was computed. [2018-12-01 17:51:51,014 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 143 172) no Hoare annotation was computed. [2018-12-01 17:51:51,014 INFO L448 ceAbstractionStarter]: For program point L157(lines 157 161) no Hoare annotation was computed. [2018-12-01 17:51:51,014 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 143 172) the Hoare annotation is: true [2018-12-01 17:51:51,015 INFO L451 ceAbstractionStarter]: At program point L157-1(lines 157 161) the Hoare annotation is: true [2018-12-01 17:51:51,015 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-01 17:51:51,015 INFO L451 ceAbstractionStarter]: At program point L153-2(lines 153 167) the Hoare annotation is: true [2018-12-01 17:51:51,015 INFO L451 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: true [2018-12-01 17:51:51,015 INFO L448 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2018-12-01 17:51:51,015 INFO L451 ceAbstractionStarter]: At program point L168(lines 143 172) the Hoare annotation is: true [2018-12-01 17:51:51,015 INFO L448 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-12-01 17:51:51,015 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-12-01 17:51:51,015 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-12-01 17:51:51,015 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-12-01 17:51:51,015 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2018-12-01 17:51:51,015 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-12-01 17:51:51,015 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-12-01 17:51:51,015 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 198 204) no Hoare annotation was computed. [2018-12-01 17:51:51,015 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 198 204) the Hoare annotation is: true [2018-12-01 17:51:51,015 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-01 17:51:51,015 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)) [2018-12-01 17:51:51,015 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-01 17:51:51,015 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-01 17:51:51,015 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 850 857) no Hoare annotation was computed. [2018-12-01 17:51:51,015 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 850 857) the Hoare annotation is: true [2018-12-01 17:51:51,015 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 850 857) no Hoare annotation was computed. [2018-12-01 17:51:51,015 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-12-01 17:51:51,015 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-12-01 17:51:51,016 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse1 (= 1 ~waterLevel~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2018-12-01 17:51:51,016 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 859 866) no Hoare annotation was computed. [2018-12-01 17:51:51,016 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 859 866) the Hoare annotation is: true [2018-12-01 17:51:51,016 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 859 866) no Hoare annotation was computed. [2018-12-01 17:51:51,016 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 863) no Hoare annotation was computed. [2018-12-01 17:51:51,016 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 611 635) the Hoare annotation is: true [2018-12-01 17:51:51,016 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 611 635) no Hoare annotation was computed. [2018-12-01 17:51:51,016 INFO L444 ceAbstractionStarter]: At program point L625(line 625) 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))) [2018-12-01 17:51:51,016 INFO L448 ceAbstractionStarter]: For program point L623(lines 623 629) no Hoare annotation was computed. [2018-12-01 17:51:51,016 INFO L444 ceAbstractionStarter]: At program point L621(line 621) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2018-12-01 17:51:51,016 INFO L448 ceAbstractionStarter]: For program point L621-1(line 621) no Hoare annotation was computed. [2018-12-01 17:51:51,016 INFO L448 ceAbstractionStarter]: For program point L619(lines 619 632) no Hoare annotation was computed. [2018-12-01 17:51:51,016 INFO L448 ceAbstractionStarter]: For program point L619-1(lines 611 635) no Hoare annotation was computed. [2018-12-01 17:51:51,016 INFO L451 ceAbstractionStarter]: At program point L617(line 617) the Hoare annotation is: true [2018-12-01 17:51:51,016 INFO L448 ceAbstractionStarter]: For program point L617-1(line 617) no Hoare annotation was computed. [2018-12-01 17:51:51,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 05:51:51 BoogieIcfgContainer [2018-12-01 17:51:51,026 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-01 17:51:51,026 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 17:51:51,026 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 17:51:51,026 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 17:51:51,027 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:51:44" (3/4) ... [2018-12-01 17:51:51,029 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 17:51:51,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-01 17:51:51,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-01 17:51:51,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-01 17:51:51,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-01 17:51:51,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-01 17:51:51,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-01 17:51:51,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-01 17:51:51,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-01 17:51:51,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-01 17:51:51,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-01 17:51:51,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-01 17:51:51,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-01 17:51:51,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-01 17:51:51,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-01 17:51:51,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-12-01 17:51:51,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-01 17:51:51,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-01 17:51:51,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-01 17:51:51,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-01 17:51:51,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-01 17:51:51,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-01 17:51:51,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-01 17:51:51,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-01 17:51:51,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-01 17:51:51,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-01 17:51:51,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-01 17:51:51,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-01 17:51:51,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-12-01 17:51:51,041 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-12-01 17:51:51,041 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-01 17:51:51,042 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-01 17:51:51,042 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-01 17:51:51,042 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-01 17:51:51,042 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 17:51:51,060 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) [2018-12-01 17:51:51,060 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-01 17:51:51,092 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1428796b-7a8b-4065-b781-7a978f7b1b1a/bin-2019/uautomizer/witness.graphml [2018-12-01 17:51:51,092 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 17:51:51,092 INFO L168 Benchmark]: Toolchain (without parser) took 7435.09 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 389.5 MB). Free memory was 950.6 MB in the beginning and 854.1 MB in the end (delta: 96.6 MB). Peak memory consumption was 486.1 MB. Max. memory is 11.5 GB. [2018-12-01 17:51:51,093 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:51:51,093 INFO L168 Benchmark]: CACSL2BoogieTranslator took 282.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -161.4 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-12-01 17:51:51,093 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:51:51,093 INFO L168 Benchmark]: Boogie Preprocessor took 23.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:51:51,093 INFO L168 Benchmark]: RCFGBuilder took 309.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 57.0 MB). Peak memory consumption was 57.0 MB. Max. memory is 11.5 GB. [2018-12-01 17:51:51,094 INFO L168 Benchmark]: TraceAbstraction took 6729.14 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 261.1 MB). Free memory was 1.1 GB in the beginning and 867.0 MB in the end (delta: 188.1 MB). Peak memory consumption was 449.2 MB. Max. memory is 11.5 GB. [2018-12-01 17:51:51,094 INFO L168 Benchmark]: Witness Printer took 65.63 ms. Allocated memory is still 1.4 GB. Free memory was 867.0 MB in the beginning and 854.1 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-12-01 17:51:51,095 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 282.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -161.4 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 309.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 57.0 MB). Peak memory consumption was 57.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6729.14 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 261.1 MB). Free memory was 1.1 GB in the beginning and 867.0 MB in the end (delta: 188.1 MB). Peak memory consumption was 449.2 MB. Max. memory is 11.5 GB. * Witness Printer took 65.63 ms. Allocated memory is still 1.4 GB. Free memory was 867.0 MB in the beginning and 854.1 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 863]: 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: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 878]: 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: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 29 procedures, 153 locations, 1 error locations. SAFE Result, 6.6s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 2.6s AutomataDifference, 0.0s DeadEndRemovalTime, 2.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1926 SDtfs, 1399 SDslu, 7820 SDs, 0 SdLazy, 3223 SolverSat, 238 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 386 GetRequests, 283 SyntacticMatches, 3 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2109occurred in iteration=7, 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: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 186 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 4378 PreInvPairs, 4627 NumberOfFragments, 1788 HoareAnnotationTreeSize, 4378 FomulaSimplifications, 4571 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 65 FomulaSimplificationsInter, 14023 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1076 NumberOfCodeBlocks, 1076 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1064 ConstructedInterpolants, 0 QuantifiedInterpolants, 173242 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1637 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 109/113 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...