./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product59_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_ed65ec66-dfe3-48d9-b6e7-c3e25ba88a39/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ed65ec66-dfe3-48d9-b6e7-c3e25ba88a39/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ed65ec66-dfe3-48d9-b6e7-c3e25ba88a39/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ed65ec66-dfe3-48d9-b6e7-c3e25ba88a39/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product59_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ed65ec66-dfe3-48d9-b6e7-c3e25ba88a39/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ed65ec66-dfe3-48d9-b6e7-c3e25ba88a39/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 216d00aaae39a5385dce6e868b43ee8cd776a043 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 09:45:55,527 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 09:45:55,528 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 09:45:55,535 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 09:45:55,536 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 09:45:55,536 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 09:45:55,537 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 09:45:55,538 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 09:45:55,539 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 09:45:55,540 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 09:45:55,540 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 09:45:55,540 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 09:45:55,541 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 09:45:55,542 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 09:45:55,543 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 09:45:55,543 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 09:45:55,544 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 09:45:55,545 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 09:45:55,546 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 09:45:55,547 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 09:45:55,548 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 09:45:55,548 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 09:45:55,550 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 09:45:55,550 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 09:45:55,550 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 09:45:55,551 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 09:45:55,552 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 09:45:55,552 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 09:45:55,553 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 09:45:55,553 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 09:45:55,554 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 09:45:55,554 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 09:45:55,554 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 09:45:55,554 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 09:45:55,555 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 09:45:55,555 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 09:45:55,555 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ed65ec66-dfe3-48d9-b6e7-c3e25ba88a39/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-09 09:45:55,565 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 09:45:55,565 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 09:45:55,566 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 09:45:55,566 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 09:45:55,566 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 09:45:55,566 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 09:45:55,566 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 09:45:55,567 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 09:45:55,567 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 09:45:55,567 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 09:45:55,567 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 09:45:55,567 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 09:45:55,567 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 09:45:55,567 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 09:45:55,567 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 09:45:55,567 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 09:45:55,567 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 09:45:55,568 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 09:45:55,568 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 09:45:55,568 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 09:45:55,568 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 09:45:55,568 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 09:45:55,568 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 09:45:55,568 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 09:45:55,568 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 09:45:55,568 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 09:45:55,569 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 09:45:55,569 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 09:45:55,569 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 09:45:55,569 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 09:45:55,569 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_ed65ec66-dfe3-48d9-b6e7-c3e25ba88a39/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 -> 216d00aaae39a5385dce6e868b43ee8cd776a043 [2018-12-09 09:45:55,590 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 09:45:55,597 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 09:45:55,599 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 09:45:55,599 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 09:45:55,600 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 09:45:55,600 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ed65ec66-dfe3-48d9-b6e7-c3e25ba88a39/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product59_true-unreach-call_false-termination.cil.c [2018-12-09 09:45:55,632 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed65ec66-dfe3-48d9-b6e7-c3e25ba88a39/bin-2019/uautomizer/data/d2caecd5e/330050602eb04fdb998595077d0eab4e/FLAG726946fff [2018-12-09 09:45:55,942 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 09:45:55,942 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ed65ec66-dfe3-48d9-b6e7-c3e25ba88a39/sv-benchmarks/c/product-lines/minepump_spec1_product59_true-unreach-call_false-termination.cil.c [2018-12-09 09:45:55,948 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed65ec66-dfe3-48d9-b6e7-c3e25ba88a39/bin-2019/uautomizer/data/d2caecd5e/330050602eb04fdb998595077d0eab4e/FLAG726946fff [2018-12-09 09:45:56,358 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ed65ec66-dfe3-48d9-b6e7-c3e25ba88a39/bin-2019/uautomizer/data/d2caecd5e/330050602eb04fdb998595077d0eab4e [2018-12-09 09:45:56,360 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 09:45:56,361 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 09:45:56,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 09:45:56,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 09:45:56,364 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 09:45:56,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:45:56" (1/1) ... [2018-12-09 09:45:56,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@168f5904 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:56, skipping insertion in model container [2018-12-09 09:45:56,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:45:56" (1/1) ... [2018-12-09 09:45:56,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 09:45:56,400 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 09:45:56,562 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:45:56,570 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 09:45:56,664 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:45:56,682 INFO L195 MainTranslator]: Completed translation [2018-12-09 09:45:56,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:56 WrapperNode [2018-12-09 09:45:56,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 09:45:56,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 09:45:56,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 09:45:56,683 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 09:45:56,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:56" (1/1) ... [2018-12-09 09:45:56,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:56" (1/1) ... [2018-12-09 09:45:56,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 09:45:56,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 09:45:56,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 09:45:56,704 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 09:45:56,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:56" (1/1) ... [2018-12-09 09:45:56,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:56" (1/1) ... [2018-12-09 09:45:56,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:56" (1/1) ... [2018-12-09 09:45:56,712 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:56" (1/1) ... [2018-12-09 09:45:56,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:56" (1/1) ... [2018-12-09 09:45:56,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:56" (1/1) ... [2018-12-09 09:45:56,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:56" (1/1) ... [2018-12-09 09:45:56,726 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 09:45:56,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 09:45:56,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 09:45:56,726 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 09:45:56,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed65ec66-dfe3-48d9-b6e7-c3e25ba88a39/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 09:45:56,760 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 09:45:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 09:45:56,760 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 09:45:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 09:45:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-09 09:45:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-09 09:45:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-09 09:45:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-09 09:45:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 09:45:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 09:45:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 09:45:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 09:45:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 09:45:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-09 09:45:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-09 09:45:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 09:45:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 09:45:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 09:45:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 09:45:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-12-09 09:45:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-12-09 09:45:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-09 09:45:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-09 09:45:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-09 09:45:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-09 09:45:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-09 09:45:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-09 09:45:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 09:45:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 09:45:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 09:45:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 09:45:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 09:45:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 09:45:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 09:45:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 09:45:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 09:45:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 09:45:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 09:45:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 09:45:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 09:45:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 09:45:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 09:45:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 09:45:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 09:45:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 09:45:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 09:45:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 09:45:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-09 09:45:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-09 09:45:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 09:45:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 09:45:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 09:45:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 09:45:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 09:45:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 09:45:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 09:45:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 09:45:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 09:45:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 09:45:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 09:45:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-12-09 09:45:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-12-09 09:45:57,078 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 09:45:57,079 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 09:45:57,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:45:57 BoogieIcfgContainer [2018-12-09 09:45:57,079 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 09:45:57,079 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 09:45:57,079 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 09:45:57,081 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 09:45:57,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 09:45:56" (1/3) ... [2018-12-09 09:45:57,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27ffe719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:45:57, skipping insertion in model container [2018-12-09 09:45:57,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:56" (2/3) ... [2018-12-09 09:45:57,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27ffe719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:45:57, skipping insertion in model container [2018-12-09 09:45:57,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:45:57" (3/3) ... [2018-12-09 09:45:57,084 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product59_true-unreach-call_false-termination.cil.c [2018-12-09 09:45:57,090 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 09:45:57,095 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 09:45:57,104 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 09:45:57,123 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 09:45:57,123 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 09:45:57,123 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 09:45:57,123 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 09:45:57,123 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 09:45:57,123 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 09:45:57,123 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 09:45:57,124 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 09:45:57,124 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 09:45:57,136 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2018-12-09 09:45:57,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 09:45:57,141 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:45:57,142 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:45:57,143 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:45:57,146 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:45:57,147 INFO L82 PathProgramCache]: Analyzing trace with hash 752822199, now seen corresponding path program 1 times [2018-12-09 09:45:57,148 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:45:57,148 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:45:57,176 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:45:57,176 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:45:57,176 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:45:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:57,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:57,286 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:45:57,286 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 09:45:57,288 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 09:45:57,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 09:45:57,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 09:45:57,297 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 2 states. [2018-12-09 09:45:57,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:45:57,321 INFO L93 Difference]: Finished difference Result 292 states and 361 transitions. [2018-12-09 09:45:57,321 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 09:45:57,322 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-12-09 09:45:57,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:45:57,329 INFO L225 Difference]: With dead ends: 292 [2018-12-09 09:45:57,329 INFO L226 Difference]: Without dead ends: 146 [2018-12-09 09:45:57,331 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 09:45:57,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-12-09 09:45:57,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2018-12-09 09:45:57,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-12-09 09:45:57,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 172 transitions. [2018-12-09 09:45:57,362 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 172 transitions. Word has length 46 [2018-12-09 09:45:57,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:45:57,362 INFO L480 AbstractCegarLoop]: Abstraction has 146 states and 172 transitions. [2018-12-09 09:45:57,362 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 09:45:57,362 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 172 transitions. [2018-12-09 09:45:57,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 09:45:57,364 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:45:57,364 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:45:57,364 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:45:57,364 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:45:57,365 INFO L82 PathProgramCache]: Analyzing trace with hash -1689313563, now seen corresponding path program 1 times [2018-12-09 09:45:57,365 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:45:57,365 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:45:57,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:45:57,366 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:45:57,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:45:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:57,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:57,415 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:45:57,415 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 09:45:57,416 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 09:45:57,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 09:45:57,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 09:45:57,417 INFO L87 Difference]: Start difference. First operand 146 states and 172 transitions. Second operand 3 states. [2018-12-09 09:45:57,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:45:57,430 INFO L93 Difference]: Finished difference Result 235 states and 275 transitions. [2018-12-09 09:45:57,430 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 09:45:57,430 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-12-09 09:45:57,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:45:57,431 INFO L225 Difference]: With dead ends: 235 [2018-12-09 09:45:57,431 INFO L226 Difference]: Without dead ends: 137 [2018-12-09 09:45:57,432 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 09:45:57,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2018-12-09 09:45:57,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2018-12-09 09:45:57,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-12-09 09:45:57,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 160 transitions. [2018-12-09 09:45:57,440 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 160 transitions. Word has length 47 [2018-12-09 09:45:57,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:45:57,440 INFO L480 AbstractCegarLoop]: Abstraction has 137 states and 160 transitions. [2018-12-09 09:45:57,440 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 09:45:57,440 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 160 transitions. [2018-12-09 09:45:57,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 09:45:57,441 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:45:57,441 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:45:57,442 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:45:57,442 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:45:57,442 INFO L82 PathProgramCache]: Analyzing trace with hash -2056846747, now seen corresponding path program 1 times [2018-12-09 09:45:57,442 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:45:57,442 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:45:57,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:45:57,443 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:45:57,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:45:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:57,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:57,520 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:45:57,520 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 09:45:57,520 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 09:45:57,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 09:45:57,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 09:45:57,520 INFO L87 Difference]: Start difference. First operand 137 states and 160 transitions. Second operand 7 states. [2018-12-09 09:45:57,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:45:57,762 INFO L93 Difference]: Finished difference Result 413 states and 498 transitions. [2018-12-09 09:45:57,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 09:45:57,763 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-12-09 09:45:57,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:45:57,767 INFO L225 Difference]: With dead ends: 413 [2018-12-09 09:45:57,767 INFO L226 Difference]: Without dead ends: 300 [2018-12-09 09:45:57,768 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 09:45:57,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2018-12-09 09:45:57,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 292. [2018-12-09 09:45:57,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 292 states. [2018-12-09 09:45:57,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 352 transitions. [2018-12-09 09:45:57,796 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 352 transitions. Word has length 51 [2018-12-09 09:45:57,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:45:57,796 INFO L480 AbstractCegarLoop]: Abstraction has 292 states and 352 transitions. [2018-12-09 09:45:57,796 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 09:45:57,796 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 352 transitions. [2018-12-09 09:45:57,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-09 09:45:57,798 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:45:57,798 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:45:57,799 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:45:57,799 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:45:57,799 INFO L82 PathProgramCache]: Analyzing trace with hash 584544480, now seen corresponding path program 1 times [2018-12-09 09:45:57,799 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:45:57,799 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:45:57,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:45:57,800 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:45:57,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:45:57,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:57,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:57,866 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:45:57,866 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 09:45:57,867 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 09:45:57,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 09:45:57,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 09:45:57,867 INFO L87 Difference]: Start difference. First operand 292 states and 352 transitions. Second operand 6 states. [2018-12-09 09:45:58,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:45:58,012 INFO L93 Difference]: Finished difference Result 813 states and 1004 transitions. [2018-12-09 09:45:58,012 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 09:45:58,012 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-12-09 09:45:58,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:45:58,014 INFO L225 Difference]: With dead ends: 813 [2018-12-09 09:45:58,015 INFO L226 Difference]: Without dead ends: 545 [2018-12-09 09:45:58,016 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 09:45:58,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2018-12-09 09:45:58,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 539. [2018-12-09 09:45:58,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 539 states. [2018-12-09 09:45:58,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 654 transitions. [2018-12-09 09:45:58,040 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 654 transitions. Word has length 57 [2018-12-09 09:45:58,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:45:58,040 INFO L480 AbstractCegarLoop]: Abstraction has 539 states and 654 transitions. [2018-12-09 09:45:58,040 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 09:45:58,041 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 654 transitions. [2018-12-09 09:45:58,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-09 09:45:58,042 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:45:58,042 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:45:58,042 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:45:58,042 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:45:58,043 INFO L82 PathProgramCache]: Analyzing trace with hash -276809948, now seen corresponding path program 1 times [2018-12-09 09:45:58,043 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:45:58,043 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:45:58,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:45:58,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:45:58,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:45:58,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:58,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:58,101 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:45:58,101 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 09:45:58,101 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 09:45:58,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 09:45:58,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 09:45:58,102 INFO L87 Difference]: Start difference. First operand 539 states and 654 transitions. Second operand 7 states. [2018-12-09 09:45:58,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:45:58,510 INFO L93 Difference]: Finished difference Result 1380 states and 1791 transitions. [2018-12-09 09:45:58,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-09 09:45:58,510 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2018-12-09 09:45:58,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:45:58,513 INFO L225 Difference]: With dead ends: 1380 [2018-12-09 09:45:58,514 INFO L226 Difference]: Without dead ends: 865 [2018-12-09 09:45:58,515 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 [2018-12-09 09:45:58,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2018-12-09 09:45:58,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 769. [2018-12-09 09:45:58,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 769 states. [2018-12-09 09:45:58,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 769 states and 931 transitions. [2018-12-09 09:45:58,561 INFO L78 Accepts]: Start accepts. Automaton has 769 states and 931 transitions. Word has length 61 [2018-12-09 09:45:58,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:45:58,562 INFO L480 AbstractCegarLoop]: Abstraction has 769 states and 931 transitions. [2018-12-09 09:45:58,562 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 09:45:58,562 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 931 transitions. [2018-12-09 09:45:58,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-09 09:45:58,564 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:45:58,565 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] [2018-12-09 09:45:58,565 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:45:58,565 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:45:58,565 INFO L82 PathProgramCache]: Analyzing trace with hash -226416114, now seen corresponding path program 1 times [2018-12-09 09:45:58,566 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:45:58,566 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:45:58,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:45:58,567 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:45:58,567 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:45:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:58,619 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 09:45:58,619 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:45:58,619 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 09:45:58,619 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 09:45:58,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 09:45:58,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 09:45:58,620 INFO L87 Difference]: Start difference. First operand 769 states and 931 transitions. Second operand 6 states. [2018-12-09 09:45:58,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:45:58,661 INFO L93 Difference]: Finished difference Result 1542 states and 1926 transitions. [2018-12-09 09:45:58,661 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 09:45:58,661 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 98 [2018-12-09 09:45:58,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:45:58,664 INFO L225 Difference]: With dead ends: 1542 [2018-12-09 09:45:58,664 INFO L226 Difference]: Without dead ends: 797 [2018-12-09 09:45:58,665 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 09:45:58,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 797 states. [2018-12-09 09:45:58,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 797 to 789. [2018-12-09 09:45:58,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2018-12-09 09:45:58,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 951 transitions. [2018-12-09 09:45:58,689 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 951 transitions. Word has length 98 [2018-12-09 09:45:58,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:45:58,690 INFO L480 AbstractCegarLoop]: Abstraction has 789 states and 951 transitions. [2018-12-09 09:45:58,690 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 09:45:58,690 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 951 transitions. [2018-12-09 09:45:58,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-09 09:45:58,692 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:45:58,692 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] [2018-12-09 09:45:58,692 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:45:58,692 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:45:58,692 INFO L82 PathProgramCache]: Analyzing trace with hash 667070224, now seen corresponding path program 1 times [2018-12-09 09:45:58,692 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:45:58,693 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:45:58,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:45:58,693 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:45:58,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:45:58,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:58,745 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 09:45:58,745 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:45:58,745 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-09 09:45:58,745 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 09:45:58,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 09:45:58,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-09 09:45:58,746 INFO L87 Difference]: Start difference. First operand 789 states and 951 transitions. Second operand 8 states. [2018-12-09 09:45:58,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:45:58,790 INFO L93 Difference]: Finished difference Result 1582 states and 1966 transitions. [2018-12-09 09:45:58,790 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 09:45:58,790 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2018-12-09 09:45:58,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:45:58,793 INFO L225 Difference]: With dead ends: 1582 [2018-12-09 09:45:58,793 INFO L226 Difference]: Without dead ends: 817 [2018-12-09 09:45:58,794 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-09 09:45:58,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 817 states. [2018-12-09 09:45:58,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 817 to 805. [2018-12-09 09:45:58,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 805 states. [2018-12-09 09:45:58,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 805 states and 967 transitions. [2018-12-09 09:45:58,817 INFO L78 Accepts]: Start accepts. Automaton has 805 states and 967 transitions. Word has length 98 [2018-12-09 09:45:58,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:45:58,817 INFO L480 AbstractCegarLoop]: Abstraction has 805 states and 967 transitions. [2018-12-09 09:45:58,817 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 09:45:58,818 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 967 transitions. [2018-12-09 09:45:58,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-09 09:45:58,819 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:45:58,819 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] [2018-12-09 09:45:58,819 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:45:58,819 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:45:58,819 INFO L82 PathProgramCache]: Analyzing trace with hash 659310865, now seen corresponding path program 1 times [2018-12-09 09:45:58,819 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:45:58,819 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:45:58,820 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:45:58,820 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:45:58,820 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:45:58,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:58,862 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 09:45:58,862 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:45:58,862 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 09:45:58,862 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 09:45:58,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 09:45:58,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 09:45:58,863 INFO L87 Difference]: Start difference. First operand 805 states and 967 transitions. Second operand 4 states. [2018-12-09 09:45:59,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:45:59,024 INFO L93 Difference]: Finished difference Result 2547 states and 3210 transitions. [2018-12-09 09:45:59,024 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 09:45:59,024 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 98 [2018-12-09 09:45:59,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:45:59,029 INFO L225 Difference]: With dead ends: 2547 [2018-12-09 09:45:59,029 INFO L226 Difference]: Without dead ends: 1766 [2018-12-09 09:45:59,031 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 09:45:59,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1766 states. [2018-12-09 09:45:59,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1766 to 1735. [2018-12-09 09:45:59,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1735 states. [2018-12-09 09:45:59,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1735 states and 2139 transitions. [2018-12-09 09:45:59,084 INFO L78 Accepts]: Start accepts. Automaton has 1735 states and 2139 transitions. Word has length 98 [2018-12-09 09:45:59,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:45:59,084 INFO L480 AbstractCegarLoop]: Abstraction has 1735 states and 2139 transitions. [2018-12-09 09:45:59,084 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 09:45:59,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2139 transitions. [2018-12-09 09:45:59,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 09:45:59,086 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:45:59,086 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] [2018-12-09 09:45:59,086 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:45:59,086 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:45:59,086 INFO L82 PathProgramCache]: Analyzing trace with hash 1469595243, now seen corresponding path program 1 times [2018-12-09 09:45:59,086 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:45:59,086 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:45:59,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:45:59,087 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:45:59,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:45:59,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:59,163 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 09:45:59,163 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:45:59,163 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed65ec66-dfe3-48d9-b6e7-c3e25ba88a39/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 09:45:59,170 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:45:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:45:59,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:45:59,397 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:45:59,413 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 09:45:59,414 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-09 09:45:59,414 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-09 09:45:59,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-09 09:45:59,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-09 09:45:59,415 INFO L87 Difference]: Start difference. First operand 1735 states and 2139 transitions. Second operand 19 states. [2018-12-09 09:46:00,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:46:00,043 INFO L93 Difference]: Finished difference Result 3416 states and 4258 transitions. [2018-12-09 09:46:00,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-09 09:46:00,043 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 102 [2018-12-09 09:46:00,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:46:00,049 INFO L225 Difference]: With dead ends: 3416 [2018-12-09 09:46:00,050 INFO L226 Difference]: Without dead ends: 1705 [2018-12-09 09:46:00,054 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 97 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-12-09 09:46:00,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1705 states. [2018-12-09 09:46:00,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1705 to 1705. [2018-12-09 09:46:00,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1705 states. [2018-12-09 09:46:00,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1705 states and 2057 transitions. [2018-12-09 09:46:00,121 INFO L78 Accepts]: Start accepts. Automaton has 1705 states and 2057 transitions. Word has length 102 [2018-12-09 09:46:00,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:46:00,121 INFO L480 AbstractCegarLoop]: Abstraction has 1705 states and 2057 transitions. [2018-12-09 09:46:00,121 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-09 09:46:00,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 2057 transitions. [2018-12-09 09:46:00,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 09:46:00,124 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:46:00,125 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:46:00,125 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:46:00,125 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:46:00,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1792268874, now seen corresponding path program 1 times [2018-12-09 09:46:00,125 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:46:00,125 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:46:00,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:46:00,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:46:00,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:46:00,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:46:00,196 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 09:46:00,196 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:46:00,196 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed65ec66-dfe3-48d9-b6e7-c3e25ba88a39/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 09:46:00,202 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:46:00,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:46:00,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:46:00,334 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 09:46:00,350 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 09:46:00,350 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 14 [2018-12-09 09:46:00,350 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-09 09:46:00,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-09 09:46:00,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-12-09 09:46:00,351 INFO L87 Difference]: Start difference. First operand 1705 states and 2057 transitions. Second operand 14 states. [2018-12-09 09:46:01,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:46:01,549 INFO L93 Difference]: Finished difference Result 5436 states and 7495 transitions. [2018-12-09 09:46:01,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-12-09 09:46:01,549 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 155 [2018-12-09 09:46:01,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:46:01,560 INFO L225 Difference]: With dead ends: 5436 [2018-12-09 09:46:01,560 INFO L226 Difference]: Without dead ends: 4071 [2018-12-09 09:46:01,563 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=145, Invalid=557, Unknown=0, NotChecked=0, Total=702 [2018-12-09 09:46:01,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4071 states. [2018-12-09 09:46:01,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4071 to 3343. [2018-12-09 09:46:01,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3343 states. [2018-12-09 09:46:01,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3343 states to 3343 states and 4065 transitions. [2018-12-09 09:46:01,678 INFO L78 Accepts]: Start accepts. Automaton has 3343 states and 4065 transitions. Word has length 155 [2018-12-09 09:46:01,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:46:01,678 INFO L480 AbstractCegarLoop]: Abstraction has 3343 states and 4065 transitions. [2018-12-09 09:46:01,678 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-09 09:46:01,678 INFO L276 IsEmpty]: Start isEmpty. Operand 3343 states and 4065 transitions. [2018-12-09 09:46:01,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 09:46:01,680 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:46:01,681 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:46:01,681 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:46:01,681 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:46:01,681 INFO L82 PathProgramCache]: Analyzing trace with hash 2067028488, now seen corresponding path program 1 times [2018-12-09 09:46:01,681 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 09:46:01,681 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 09:46:01,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:46:01,682 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:46:01,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:46:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:46:01,747 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-09 09:46:01,747 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:46:01,747 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-09 09:46:01,747 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 09:46:01,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 09:46:01,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-09 09:46:01,748 INFO L87 Difference]: Start difference. First operand 3343 states and 4065 transitions. Second operand 9 states. [2018-12-09 09:46:01,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:46:01,840 INFO L93 Difference]: Finished difference Result 4311 states and 5239 transitions. [2018-12-09 09:46:01,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 09:46:01,840 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 155 [2018-12-09 09:46:01,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:46:01,841 INFO L225 Difference]: With dead ends: 4311 [2018-12-09 09:46:01,841 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 09:46:01,846 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-12-09 09:46:01,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 09:46:01,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 09:46:01,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 09:46:01,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 09:46:01,847 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2018-12-09 09:46:01,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:46:01,847 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 09:46:01,847 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 09:46:01,847 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 09:46:01,847 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 09:46:01,850 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 09:46:02,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:02,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:46:03,488 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 43 [2018-12-09 09:46:03,768 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 27 [2018-12-09 09:46:04,346 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 34 [2018-12-09 09:46:04,696 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 878 884) the Hoare annotation is: true [2018-12-09 09:46:04,696 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 878 884) no Hoare annotation was computed. [2018-12-09 09:46:04,696 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 885 893) no Hoare annotation was computed. [2018-12-09 09:46:04,696 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 885 893) the Hoare annotation is: true [2018-12-09 09:46:04,696 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 885 893) no Hoare annotation was computed. [2018-12-09 09:46:04,697 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 967 989) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:46:04,697 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 967 989) no Hoare annotation was computed. [2018-12-09 09:46:04,697 INFO L444 ceAbstractionStarter]: At program point L979(line 979) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:46:04,697 INFO L444 ceAbstractionStarter]: At program point L979-1(line 979) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:46:04,697 INFO L448 ceAbstractionStarter]: For program point L977(lines 977 984) no Hoare annotation was computed. [2018-12-09 09:46:04,697 INFO L448 ceAbstractionStarter]: For program point L977-1(lines 977 984) no Hoare annotation was computed. [2018-12-09 09:46:04,697 INFO L448 ceAbstractionStarter]: For program point L975(line 975) no Hoare annotation was computed. [2018-12-09 09:46:04,697 INFO L444 ceAbstractionStarter]: At program point L974(line 974) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:46:04,697 INFO L444 ceAbstractionStarter]: At program point L973(line 973) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:46:04,697 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 967 989) no Hoare annotation was computed. [2018-12-09 09:46:04,697 INFO L444 ceAbstractionStarter]: At program point L973-1(line 973) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:46:04,697 INFO L444 ceAbstractionStarter]: At program point L481(line 481) the Hoare annotation is: (let ((.cse1 (= |old(~systemActive~0)| 0)) (.cse0 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< ~waterLevel~0 2))) (and (or .cse0 (or .cse1 .cse2 .cse3)) (or (or .cse4 .cse1 .cse2) .cse0) (or .cse4 .cse5 (not (= ~waterLevel~0 1))) (or .cse5 (< ~waterLevel~0 1) .cse3) (or .cse4 .cse5 .cse2))) [2018-12-09 09:46:04,697 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 475 489) no Hoare annotation was computed. [2018-12-09 09:46:04,697 INFO L448 ceAbstractionStarter]: For program point L479(lines 479 485) no Hoare annotation was computed. [2018-12-09 09:46:04,698 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 475 489) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse4 (= |old(~systemActive~0)| 0)) (.cse3 (and (not (= ~systemActive~0 0)) .cse2)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< ~waterLevel~0 2)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse3 (or .cse4 .cse5 .cse6)) (or (or .cse0 .cse4 .cse5) .cse3) (or (or .cse0 .cse1 .cse5) .cse2) (or .cse2 .cse1 (< ~waterLevel~0 1) .cse6)))) [2018-12-09 09:46:04,698 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 475 489) no Hoare annotation was computed. [2018-12-09 09:46:04,698 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 392 400) no Hoare annotation was computed. [2018-12-09 09:46:04,698 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 392 400) the Hoare annotation is: true [2018-12-09 09:46:04,698 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 392 400) no Hoare annotation was computed. [2018-12-09 09:46:04,698 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 469) no Hoare annotation was computed. [2018-12-09 09:46:04,698 INFO L451 ceAbstractionStarter]: At program point L463(line 463) the Hoare annotation is: true [2018-12-09 09:46:04,698 INFO L448 ceAbstractionStarter]: For program point L465-2(lines 465 469) no Hoare annotation was computed. [2018-12-09 09:46:04,698 INFO L448 ceAbstractionStarter]: For program point L463-1(line 463) no Hoare annotation was computed. [2018-12-09 09:46:04,698 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 456 474) the Hoare annotation is: true [2018-12-09 09:46:04,698 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 456 474) no Hoare annotation was computed. [2018-12-09 09:46:04,698 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 456 474) no Hoare annotation was computed. [2018-12-09 09:46:04,698 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 871 877) no Hoare annotation was computed. [2018-12-09 09:46:04,698 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 871 877) the Hoare annotation is: true [2018-12-09 09:46:04,698 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 957 966) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:46:04,698 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 957 966) no Hoare annotation was computed. [2018-12-09 09:46:04,698 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 957 966) no Hoare annotation was computed. [2018-12-09 09:46:04,698 INFO L448 ceAbstractionStarter]: For program point L386-1(line 386) no Hoare annotation was computed. [2018-12-09 09:46:04,698 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 381 391) the Hoare annotation is: true [2018-12-09 09:46:04,698 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 381 391) no Hoare annotation was computed. [2018-12-09 09:46:04,698 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 381 391) no Hoare annotation was computed. [2018-12-09 09:46:04,698 INFO L451 ceAbstractionStarter]: At program point L386(line 386) the Hoare annotation is: true [2018-12-09 09:46:04,699 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 373 380) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse1))) [2018-12-09 09:46:04,699 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 373 380) no Hoare annotation was computed. [2018-12-09 09:46:04,699 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 373 380) no Hoare annotation was computed. [2018-12-09 09:46:04,699 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 322 346) no Hoare annotation was computed. [2018-12-09 09:46:04,699 INFO L444 ceAbstractionStarter]: At program point L341(line 341) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 1)) (.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse2 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-12-09 09:46:04,699 INFO L448 ceAbstractionStarter]: For program point L341-1(lines 322 346) no Hoare annotation was computed. [2018-12-09 09:46:04,699 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 322 346) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse1))) [2018-12-09 09:46:04,699 INFO L444 ceAbstractionStarter]: At program point L336(line 336) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-12-09 09:46:04,699 INFO L444 ceAbstractionStarter]: At program point L332(line 332) the Hoare annotation is: (let ((.cse2 (and (= processEnvironment_~tmp~3 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 (not (= ~waterLevel~0 1)) .cse3) (or .cse2 .cse5 .cse0 .cse1) (or .cse4 .cse0 (< ~waterLevel~0 2) .cse3) (or .cse5 .cse4 .cse0 .cse1))) [2018-12-09 09:46:04,699 INFO L448 ceAbstractionStarter]: For program point L330(lines 330 338) no Hoare annotation was computed. [2018-12-09 09:46:04,699 INFO L444 ceAbstractionStarter]: At program point L328(line 328) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~systemActive~0 0)) (.cse4 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse3 .cse0 .cse1 .cse4) (or .cse1 .cse4 .cse5 .cse2) (or .cse3 .cse5 .cse1 .cse4))) [2018-12-09 09:46:04,699 INFO L448 ceAbstractionStarter]: For program point L328-1(line 328) no Hoare annotation was computed. [2018-12-09 09:46:04,699 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 343) no Hoare annotation was computed. [2018-12-09 09:46:04,699 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2018-12-09 09:46:04,699 INFO L448 ceAbstractionStarter]: For program point L131(lines 131 137) no Hoare annotation was computed. [2018-12-09 09:46:04,699 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2018-12-09 09:46:04,699 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2018-12-09 09:46:04,699 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 288 294) no Hoare annotation was computed. [2018-12-09 09:46:04,699 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 288 294) the Hoare annotation is: true [2018-12-09 09:46:04,700 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 191 256) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:46:04,700 INFO L444 ceAbstractionStarter]: At program point L223(line 223) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse1) (and .cse0 .cse2 .cse3 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 09:46:04,700 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 227) no Hoare annotation was computed. [2018-12-09 09:46:04,700 INFO L448 ceAbstractionStarter]: For program point L221-1(lines 221 227) no Hoare annotation was computed. [2018-12-09 09:46:04,700 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 191 256) no Hoare annotation was computed. [2018-12-09 09:46:04,700 INFO L444 ceAbstractionStarter]: At program point L246(lines 201 248) the Hoare annotation is: (let ((.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse3 (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse2) (and .cse3 .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 09:46:04,700 INFO L444 ceAbstractionStarter]: At program point L213(line 213) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (and .cse0 .cse1 .cse2) .cse3) (and .cse0 (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse3 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 09:46:04,700 INFO L448 ceAbstractionStarter]: For program point L211(lines 211 217) no Hoare annotation was computed. [2018-12-09 09:46:04,700 INFO L448 ceAbstractionStarter]: For program point L211-1(lines 211 217) no Hoare annotation was computed. [2018-12-09 09:46:04,700 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 207) no Hoare annotation was computed. [2018-12-09 09:46:04,700 INFO L444 ceAbstractionStarter]: At program point L249(lines 200 250) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 09:46:04,700 INFO L444 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 0))) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse5 .cse6 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse4 .cse5 .cse3) (and .cse1 .cse2 .cse6 .cse3))) [2018-12-09 09:46:04,700 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 243) no Hoare annotation was computed. [2018-12-09 09:46:04,700 INFO L444 ceAbstractionStarter]: At program point L237-1(lines 231 244) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 0))) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse5 .cse6 .cse3) (and .cse0 .cse4 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse2 .cse6 .cse3))) [2018-12-09 09:46:04,700 INFO L448 ceAbstractionStarter]: For program point L202(lines 201 248) no Hoare annotation was computed. [2018-12-09 09:46:04,700 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 244) no Hoare annotation was computed. [2018-12-09 09:46:04,700 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 191 256) no Hoare annotation was computed. [2018-12-09 09:46:04,701 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 347 354) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 2) (not (= ~methaneLevelCritical~0 0))) [2018-12-09 09:46:04,701 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 347 354) no Hoare annotation was computed. [2018-12-09 09:46:04,701 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 347 354) no Hoare annotation was computed. [2018-12-09 09:46:04,701 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2018-12-09 09:46:04,701 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2018-12-09 09:46:04,701 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2018-12-09 09:46:04,701 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 09:46:04,701 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-09 09:46:04,701 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 09:46:04,701 INFO L444 ceAbstractionStarter]: At program point L367(line 367) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 2))) (and (or (and (= activatePump_~tmp~4 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-12-09 09:46:04,701 INFO L448 ceAbstractionStarter]: For program point L367-1(lines 356 372) no Hoare annotation was computed. [2018-12-09 09:46:04,701 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 356 372) no Hoare annotation was computed. [2018-12-09 09:46:04,701 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 369) no Hoare annotation was computed. [2018-12-09 09:46:04,701 INFO L444 ceAbstractionStarter]: At program point L361(line 361) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-12-09 09:46:04,701 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 356 372) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-12-09 09:46:04,701 INFO L448 ceAbstractionStarter]: For program point L361-1(line 361) no Hoare annotation was computed. [2018-12-09 09:46:04,701 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 437 455) no Hoare annotation was computed. [2018-12-09 09:46:04,701 INFO L448 ceAbstractionStarter]: For program point L446(lines 446 450) no Hoare annotation was computed. [2018-12-09 09:46:04,701 INFO L451 ceAbstractionStarter]: At program point L444(line 444) the Hoare annotation is: true [2018-12-09 09:46:04,701 INFO L448 ceAbstractionStarter]: For program point L446-2(lines 446 450) no Hoare annotation was computed. [2018-12-09 09:46:04,701 INFO L448 ceAbstractionStarter]: For program point L444-1(line 444) no Hoare annotation was computed. [2018-12-09 09:46:04,701 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 437 455) the Hoare annotation is: true [2018-12-09 09:46:04,702 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 437 455) no Hoare annotation was computed. [2018-12-09 09:46:04,702 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2018-12-09 09:46:04,702 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (< ~waterLevel~0 2)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse1 (= 0 ~methaneLevelCritical~0))) (and (or (= ~methaneLevelCritical~0 1) (not (= |old(~methaneLevelCritical~0)| 1)) .cse0 (< ~waterLevel~0 1)) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse1 (or .cse0 .cse3 .cse2)) (or (or (= ~systemActive~0 0) .cse3 .cse2) .cse1))) [2018-12-09 09:46:04,702 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2018-12-09 09:46:04,702 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 896 925) no Hoare annotation was computed. [2018-12-09 09:46:04,702 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 896 925) the Hoare annotation is: true [2018-12-09 09:46:04,702 INFO L451 ceAbstractionStarter]: At program point L921(lines 896 925) the Hoare annotation is: true [2018-12-09 09:46:04,702 INFO L448 ceAbstractionStarter]: For program point L917(line 917) no Hoare annotation was computed. [2018-12-09 09:46:04,702 INFO L448 ceAbstractionStarter]: For program point L910(lines 910 914) no Hoare annotation was computed. [2018-12-09 09:46:04,702 INFO L451 ceAbstractionStarter]: At program point L910-1(lines 910 914) the Hoare annotation is: true [2018-12-09 09:46:04,702 INFO L448 ceAbstractionStarter]: For program point L907(line 907) no Hoare annotation was computed. [2018-12-09 09:46:04,702 INFO L451 ceAbstractionStarter]: At program point L906-2(lines 906 920) the Hoare annotation is: true [2018-12-09 09:46:04,702 INFO L451 ceAbstractionStarter]: At program point L902(line 902) the Hoare annotation is: true [2018-12-09 09:46:04,702 INFO L448 ceAbstractionStarter]: For program point L902-1(line 902) no Hoare annotation was computed. [2018-12-09 09:46:04,702 INFO L444 ceAbstractionStarter]: At program point L277(line 277) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 0)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse3 (< |old(~waterLevel~0)| 2)) (.cse0 (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse8)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< |old(~waterLevel~0)| 1)) (.cse6 (and (not .cse2) (= ~waterLevel~0 |old(~waterLevel~0)|) .cse8)) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3)) (or (or .cse2 .cse3 .cse4) .cse0) (or .cse1 .cse5 .cse6 .cse7) (or .cse5 .cse7 .cse6 .cse4)))) [2018-12-09 09:46:04,702 INFO L444 ceAbstractionStarter]: At program point L275(lines 275 281) the Hoare annotation is: (let ((.cse9 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (.cse6 (= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and .cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse5 (= ~systemActive~0 0)) (.cse4 (< |old(~waterLevel~0)| 2)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse8 (and (= 0 ~pumpRunning~0) .cse9))) (and (or .cse0 .cse1 .cse2 .cse3) (or (or .cse0 .cse1 .cse4) .cse2) (or (and (not .cse5) .cse6) .cse2 (or .cse1 .cse4 .cse7)) (or .cse8 (or .cse0 .cse5 .cse4)) (or .cse1 .cse2 .cse3 .cse7) (or (or .cse5 .cse4 .cse7) (and (not (= ~waterLevel~0 1)) .cse9) .cse8)))) [2018-12-09 09:46:04,702 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 264 287) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~systemActive~0 0)) (.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (< |old(~waterLevel~0)| 2)) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (< |old(~waterLevel~0)| 1)) (or (or .cse1 .cse3 .cse4) .cse0) (or .cse2 .cse0 (not (= |old(~waterLevel~0)| 1)) .cse5) (or (or .cse3 .cse4 .cse5) .cse0) (or .cse0 (or .cse2 .cse4 .cse5)))) [2018-12-09 09:46:04,703 INFO L444 ceAbstractionStarter]: At program point L270(line 270) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< |old(~waterLevel~0)| 1)) (.cse1 (= ~systemActive~0 0)) (.cse2 (< |old(~waterLevel~0)| 2)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse0 .cse4 .cse5) (or .cse4 .cse5 .cse6) (or (or .cse1 .cse2 .cse6) .cse3))) [2018-12-09 09:46:04,703 INFO L448 ceAbstractionStarter]: For program point L268(lines 267 286) no Hoare annotation was computed. [2018-12-09 09:46:04,703 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 264 287) no Hoare annotation was computed. [2018-12-09 09:46:04,703 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 264 287) no Hoare annotation was computed. [2018-12-09 09:46:04,703 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2018-12-09 09:46:04,703 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2018-12-09 09:46:04,703 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2018-12-09 09:46:04,703 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (< |old(~waterLevel~0)| 2)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse2 .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-09 09:46:04,703 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2018-12-09 09:46:04,703 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2018-12-09 09:46:04,703 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 950 956) no Hoare annotation was computed. [2018-12-09 09:46:04,703 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 950 956) the Hoare annotation is: true [2018-12-09 09:46:04,703 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 09:46:04,703 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-12-09 09:46:04,703 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 09:46:04,703 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 09:46:04,703 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 296 320) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse1 .cse2 (< ~waterLevel~0 1) .cse3 (not (= ~methaneLevelCritical~0 0))) (or (or .cse0 .cse1 .cse2 (< ~waterLevel~0 2)) .cse3))) [2018-12-09 09:46:04,703 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 296 320) no Hoare annotation was computed. [2018-12-09 09:46:04,703 INFO L444 ceAbstractionStarter]: At program point L315(line 315) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (< ~waterLevel~0 1)))) [2018-12-09 09:46:04,703 INFO L448 ceAbstractionStarter]: For program point L315-1(lines 296 320) no Hoare annotation was computed. [2018-12-09 09:46:04,704 INFO L444 ceAbstractionStarter]: At program point L310(line 310) the Hoare annotation is: (let ((.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-12-09 09:46:04,704 INFO L444 ceAbstractionStarter]: At program point L306(line 306) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= ~waterLevel~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~systemActive~0 0)) (.cse4 (< ~waterLevel~0 2)) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4)) (or .cse2 .cse3 .cse5 .cse6) (or .cse1 .cse2 .cse3 .cse5) (or .cse0 (or .cse2 .cse3 .cse4 .cse6)))) [2018-12-09 09:46:04,704 INFO L448 ceAbstractionStarter]: For program point L304(lines 304 312) no Hoare annotation was computed. [2018-12-09 09:46:04,704 INFO L444 ceAbstractionStarter]: At program point L302(line 302) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse1 .cse2 (< ~waterLevel~0 1) .cse3 (not (= ~methaneLevelCritical~0 0))) (or (or .cse0 .cse1 .cse2 (< ~waterLevel~0 2)) .cse3))) [2018-12-09 09:46:04,704 INFO L448 ceAbstractionStarter]: For program point L302-1(line 302) no Hoare annotation was computed. [2018-12-09 09:46:04,704 INFO L448 ceAbstractionStarter]: For program point L300(lines 300 317) no Hoare annotation was computed. [2018-12-09 09:46:04,704 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2018-12-09 09:46:04,704 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2018-12-09 09:46:04,704 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (< |old(~waterLevel~0)| 2)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse0 (not (= |old(~waterLevel~0)| 1)) .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 1)) (< |old(~waterLevel~0)| 1) .cse2) (or .cse0 .cse1 (= ~systemActive~0 0) .cse3))) [2018-12-09 09:46:04,704 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 179 186) no Hoare annotation was computed. [2018-12-09 09:46:04,704 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 183) no Hoare annotation was computed. [2018-12-09 09:46:04,704 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 179 186) the Hoare annotation is: true [2018-12-09 09:46:04,704 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 179 186) no Hoare annotation was computed. [2018-12-09 09:46:04,704 INFO L448 ceAbstractionStarter]: For program point L161(lines 161 174) no Hoare annotation was computed. [2018-12-09 09:46:04,704 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 153 177) no Hoare annotation was computed. [2018-12-09 09:46:04,704 INFO L451 ceAbstractionStarter]: At program point L159(line 159) the Hoare annotation is: true [2018-12-09 09:46:04,704 INFO L448 ceAbstractionStarter]: For program point L159-1(line 159) no Hoare annotation was computed. [2018-12-09 09:46:04,704 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 153 177) the Hoare annotation is: true [2018-12-09 09:46:04,705 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 153 177) no Hoare annotation was computed. [2018-12-09 09:46:04,705 INFO L444 ceAbstractionStarter]: At program point L167(line 167) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 2)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 (< ~waterLevel~0 1)) (or .cse2 .cse0 .cse1) (or .cse2 (not (= ~waterLevel~0 1)) .cse1))) [2018-12-09 09:46:04,705 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 171) no Hoare annotation was computed. [2018-12-09 09:46:04,705 INFO L444 ceAbstractionStarter]: At program point L163(line 163) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 2)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or .cse2 .cse0 .cse1) (or .cse2 (not (= ~waterLevel~0 1)) .cse1))) [2018-12-09 09:46:04,705 INFO L448 ceAbstractionStarter]: For program point L163-1(line 163) no Hoare annotation was computed. [2018-12-09 09:46:04,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 09:46:04 BoogieIcfgContainer [2018-12-09 09:46:04,712 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 09:46:04,713 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 09:46:04,713 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 09:46:04,713 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 09:46:04,713 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:45:57" (3/4) ... [2018-12-09 09:46:04,715 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 09:46:04,719 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 09:46:04,719 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 09:46:04,719 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 09:46:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 09:46:04,721 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 09:46:04,721 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 09:46:04,721 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 09:46:04,721 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-12-09 09:46:04,725 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-12-09 09:46:04,725 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-09 09:46:04,726 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 09:46:04,726 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 09:46:04,726 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 09:46:04,726 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 09:46:04,743 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(systemActive) == 1) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && 1 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 2 <= waterLevel) && !(systemActive == 0)) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-09 09:46:04,743 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-09 09:46:04,768 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ed65ec66-dfe3-48d9-b6e7-c3e25ba88a39/bin-2019/uautomizer/witness.graphml [2018-12-09 09:46:04,768 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 09:46:04,768 INFO L168 Benchmark]: Toolchain (without parser) took 8407.73 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 443.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -114.0 MB). Peak memory consumption was 329.0 MB. Max. memory is 11.5 GB. [2018-12-09 09:46:04,769 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:46:04,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 320.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -164.9 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2018-12-09 09:46:04,769 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.87 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. [2018-12-09 09:46:04,769 INFO L168 Benchmark]: Boogie Preprocessor took 22.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-12-09 09:46:04,769 INFO L168 Benchmark]: RCFGBuilder took 352.86 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: 48.1 MB). Peak memory consumption was 48.1 MB. Max. memory is 11.5 GB. [2018-12-09 09:46:04,769 INFO L168 Benchmark]: TraceAbstraction took 7632.93 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 308.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -13.0 MB). Peak memory consumption was 574.5 MB. Max. memory is 11.5 GB. [2018-12-09 09:46:04,770 INFO L168 Benchmark]: Witness Printer took 55.23 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 11.5 GB. [2018-12-09 09:46:04,771 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 320.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -164.9 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.87 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 22.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 352.86 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: 48.1 MB). Peak memory consumption was 48.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7632.93 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 308.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -13.0 MB). Peak memory consumption was 574.5 MB. Max. memory is 11.5 GB. * Witness Printer took 55.23 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 183]: 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: 896]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: (((((!(\old(systemActive) == 1) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && 1 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 2 <= waterLevel) && !(systemActive == 0)) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 159 locations, 1 error locations. SAFE Result, 7.5s OverallTime, 11 OverallIterations, 3 TraceHistogramMax, 3.0s AutomataDifference, 0.0s DeadEndRemovalTime, 2.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 2145 SDtfs, 2003 SDslu, 7263 SDs, 0 SdLazy, 3785 SolverSat, 788 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 398 GetRequests, 293 SyntacticMatches, 2 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3343occurred in iteration=10, 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, 11 MinimizatonAttempts, 889 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 4469 PreInvPairs, 4666 NumberOfFragments, 2170 HoareAnnotationTreeSize, 4469 FomulaSimplifications, 11083 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 66 FomulaSimplificationsInter, 19185 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1225 NumberOfCodeBlocks, 1225 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1212 ConstructedInterpolants, 0 QuantifiedInterpolants, 219602 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1621 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 111/117 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...