./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product53_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_613ff82f-6565-47b0-8f1f-fd0b3239cc0f/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_613ff82f-6565-47b0-8f1f-fd0b3239cc0f/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_613ff82f-6565-47b0-8f1f-fd0b3239cc0f/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_613ff82f-6565-47b0-8f1f-fd0b3239cc0f/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product53_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_613ff82f-6565-47b0-8f1f-fd0b3239cc0f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_613ff82f-6565-47b0-8f1f-fd0b3239cc0f/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 4f6c889e7a16ef76fe9fccec0743002e303bbe32 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:19:19,625 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:19:19,626 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:19:19,632 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:19:19,632 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:19:19,633 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:19:19,633 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:19:19,634 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:19:19,635 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:19:19,636 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:19:19,637 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:19:19,637 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:19:19,637 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:19:19,638 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:19:19,639 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:19:19,639 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:19:19,640 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:19:19,641 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:19:19,642 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:19:19,643 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:19:19,644 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:19:19,645 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:19:19,646 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:19:19,646 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:19:19,646 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:19:19,647 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:19:19,648 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:19:19,648 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:19:19,649 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:19:19,650 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:19:19,650 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:19:19,650 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:19:19,650 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:19:19,650 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:19:19,651 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:19:19,651 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:19:19,652 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_613ff82f-6565-47b0-8f1f-fd0b3239cc0f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 16:19:19,661 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:19:19,662 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:19:19,662 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:19:19,662 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:19:19,663 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:19:19,663 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:19:19,663 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 16:19:19,663 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:19:19,663 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:19:19,663 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:19:19,664 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:19:19,664 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:19:19,664 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:19:19,664 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:19:19,664 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:19:19,664 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:19:19,664 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:19:19,664 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:19:19,665 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:19:19,665 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:19:19,665 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:19:19,665 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:19:19,665 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:19:19,665 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:19:19,665 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:19:19,665 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:19:19,666 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:19:19,666 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 16:19:19,666 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:19:19,666 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:19:19,666 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_613ff82f-6565-47b0-8f1f-fd0b3239cc0f/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 -> 4f6c889e7a16ef76fe9fccec0743002e303bbe32 [2018-11-18 16:19:19,689 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:19:19,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:19:19,700 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:19:19,701 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:19:19,701 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:19:19,702 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_613ff82f-6565-47b0-8f1f-fd0b3239cc0f/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product53_true-unreach-call_false-termination.cil.c [2018-11-18 16:19:19,745 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_613ff82f-6565-47b0-8f1f-fd0b3239cc0f/bin-2019/uautomizer/data/d845dd09f/253f5309f62e45668804eb0052f5dde6/FLAG49699effc [2018-11-18 16:19:20,195 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:19:20,195 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_613ff82f-6565-47b0-8f1f-fd0b3239cc0f/sv-benchmarks/c/product-lines/minepump_spec5_product53_true-unreach-call_false-termination.cil.c [2018-11-18 16:19:20,202 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_613ff82f-6565-47b0-8f1f-fd0b3239cc0f/bin-2019/uautomizer/data/d845dd09f/253f5309f62e45668804eb0052f5dde6/FLAG49699effc [2018-11-18 16:19:20,215 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_613ff82f-6565-47b0-8f1f-fd0b3239cc0f/bin-2019/uautomizer/data/d845dd09f/253f5309f62e45668804eb0052f5dde6 [2018-11-18 16:19:20,217 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:19:20,218 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 16:19:20,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:19:20,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:19:20,223 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:19:20,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:19:20" (1/1) ... [2018-11-18 16:19:20,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52b86b7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:19:20, skipping insertion in model container [2018-11-18 16:19:20,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:19:20" (1/1) ... [2018-11-18 16:19:20,234 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:19:20,267 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:19:20,448 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:19:20,456 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:19:20,553 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:19:20,569 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:19:20,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:19:20 WrapperNode [2018-11-18 16:19:20,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:19:20,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:19:20,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:19:20,570 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:19:20,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:19:20" (1/1) ... [2018-11-18 16:19:20,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:19:20" (1/1) ... [2018-11-18 16:19:20,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:19:20" (1/1) ... [2018-11-18 16:19:20,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:19:20" (1/1) ... [2018-11-18 16:19:20,603 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:19:20" (1/1) ... [2018-11-18 16:19:20,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:19:20" (1/1) ... [2018-11-18 16:19:20,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:19:20" (1/1) ... [2018-11-18 16:19:20,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:19:20,616 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:19:20,616 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:19:20,616 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:19:20,617 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:19:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_613ff82f-6565-47b0-8f1f-fd0b3239cc0f/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 [2018-11-18 16:19:20,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:19:20,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:19:20,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 16:19:20,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 16:19:20,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 16:19:20,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 16:19:20,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 16:19:20,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 16:19:20,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 16:19:20,657 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 16:19:20,657 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 16:19:20,657 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 16:19:20,657 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 16:19:20,658 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 16:19:20,658 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 16:19:20,658 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 16:19:20,658 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 16:19:20,658 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 16:19:20,658 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 16:19:20,658 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 16:19:20,658 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 16:19:20,659 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 16:19:20,659 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 16:19:20,659 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 16:19:20,659 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 16:19:20,659 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 16:19:20,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-18 16:19:20,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-18 16:19:20,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-18 16:19:20,659 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 16:19:20,660 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 16:19:20,660 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 16:19:20,660 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 16:19:20,660 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:19:20,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 16:19:20,660 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 16:19:20,660 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 16:19:20,660 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 16:19:20,660 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 16:19:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 16:19:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 16:19:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 16:19:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 16:19:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 16:19:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 16:19:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 16:19:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 16:19:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 16:19:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 16:19:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 16:19:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:19:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:19:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:19:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:19:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 16:19:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:19:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 16:19:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 16:19:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:19:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 16:19:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 16:19:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 16:19:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 16:19:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 16:19:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 16:19:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 16:19:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 16:19:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 16:19:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 16:19:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 16:19:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 16:19:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 16:19:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-18 16:19:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-18 16:19:20,665 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 16:19:20,668 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 16:19:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 16:19:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 16:19:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 16:19:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 16:19:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 16:19:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 16:19:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 16:19:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 16:19:20,670 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 16:19:20,670 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 16:19:20,670 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 16:19:20,670 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 16:19:20,670 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 16:19:20,670 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 16:19:20,670 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 16:19:20,670 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-18 16:19:20,670 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 16:19:20,670 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 16:19:20,671 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 16:19:20,671 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:19:20,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:19:20,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:19:20,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 16:19:21,271 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:19:21,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:19:21 BoogieIcfgContainer [2018-11-18 16:19:21,272 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:19:21,273 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:19:21,273 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:19:21,276 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:19:21,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:19:20" (1/3) ... [2018-11-18 16:19:21,277 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e3d3675 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:19:21, skipping insertion in model container [2018-11-18 16:19:21,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:19:20" (2/3) ... [2018-11-18 16:19:21,277 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e3d3675 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:19:21, skipping insertion in model container [2018-11-18 16:19:21,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:19:21" (3/3) ... [2018-11-18 16:19:21,278 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product53_true-unreach-call_false-termination.cil.c [2018-11-18 16:19:21,286 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:19:21,292 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:19:21,305 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:19:21,330 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 16:19:21,331 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:19:21,331 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:19:21,331 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:19:21,331 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:19:21,331 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:19:21,332 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:19:21,332 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:19:21,332 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:19:21,347 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states. [2018-11-18 16:19:21,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 16:19:21,353 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:19:21,354 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:19:21,356 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:19:21,360 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:19:21,360 INFO L82 PathProgramCache]: Analyzing trace with hash -249579506, now seen corresponding path program 1 times [2018-11-18 16:19:21,361 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:19:21,361 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:19:21,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:21,390 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:19:21,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:19:21,555 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:19:21,556 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:19:21,556 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 16:19:21,559 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 16:19:21,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 16:19:21,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:19:21,568 INFO L87 Difference]: Start difference. First operand 201 states. Second operand 2 states. [2018-11-18 16:19:21,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:19:21,599 INFO L93 Difference]: Finished difference Result 312 states and 385 transitions. [2018-11-18 16:19:21,599 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 16:19:21,600 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-18 16:19:21,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:19:21,609 INFO L225 Difference]: With dead ends: 312 [2018-11-18 16:19:21,609 INFO L226 Difference]: Without dead ends: 158 [2018-11-18 16:19:21,612 INFO L604 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 [2018-11-18 16:19:21,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2018-11-18 16:19:21,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2018-11-18 16:19:21,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2018-11-18 16:19:21,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 186 transitions. [2018-11-18 16:19:21,644 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 186 transitions. Word has length 59 [2018-11-18 16:19:21,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:19:21,644 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 186 transitions. [2018-11-18 16:19:21,645 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 16:19:21,645 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 186 transitions. [2018-11-18 16:19:21,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 16:19:21,647 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:19:21,647 INFO L375 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] [2018-11-18 16:19:21,647 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:19:21,647 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:19:21,647 INFO L82 PathProgramCache]: Analyzing trace with hash -546990721, now seen corresponding path program 1 times [2018-11-18 16:19:21,647 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:19:21,647 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:19:21,648 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:21,648 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:19:21,648 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:21,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:19:21,785 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:19:21,785 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:19:21,785 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:19:21,787 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:19:21,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:19:21,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:19:21,787 INFO L87 Difference]: Start difference. First operand 158 states and 186 transitions. Second operand 7 states. [2018-11-18 16:19:22,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:19:22,100 INFO L93 Difference]: Finished difference Result 288 states and 347 transitions. [2018-11-18 16:19:22,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:19:22,101 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-11-18 16:19:22,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:19:22,103 INFO L225 Difference]: With dead ends: 288 [2018-11-18 16:19:22,103 INFO L226 Difference]: Without dead ends: 158 [2018-11-18 16:19:22,104 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:19:22,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2018-11-18 16:19:22,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2018-11-18 16:19:22,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2018-11-18 16:19:22,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 185 transitions. [2018-11-18 16:19:22,117 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 185 transitions. Word has length 65 [2018-11-18 16:19:22,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:19:22,118 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 185 transitions. [2018-11-18 16:19:22,119 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:19:22,119 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 185 transitions. [2018-11-18 16:19:22,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 16:19:22,121 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:19:22,121 INFO L375 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] [2018-11-18 16:19:22,121 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:19:22,121 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:19:22,122 INFO L82 PathProgramCache]: Analyzing trace with hash -1711712758, now seen corresponding path program 1 times [2018-11-18 16:19:22,122 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:19:22,122 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:19:22,123 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:22,123 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:19:22,123 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:22,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:19:22,177 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:19:22,177 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:19:22,178 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:19:22,178 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:19:22,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:19:22,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:19:22,178 INFO L87 Difference]: Start difference. First operand 158 states and 185 transitions. Second operand 3 states. [2018-11-18 16:19:22,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:19:22,190 INFO L93 Difference]: Finished difference Result 259 states and 303 transitions. [2018-11-18 16:19:22,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:19:22,191 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 79 [2018-11-18 16:19:22,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:19:22,193 INFO L225 Difference]: With dead ends: 259 [2018-11-18 16:19:22,193 INFO L226 Difference]: Without dead ends: 148 [2018-11-18 16:19:22,194 INFO L604 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 [2018-11-18 16:19:22,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2018-11-18 16:19:22,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2018-11-18 16:19:22,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2018-11-18 16:19:22,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 172 transitions. [2018-11-18 16:19:22,206 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 172 transitions. Word has length 79 [2018-11-18 16:19:22,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:19:22,207 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 172 transitions. [2018-11-18 16:19:22,207 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:19:22,207 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 172 transitions. [2018-11-18 16:19:22,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 16:19:22,209 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:19:22,210 INFO L375 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] [2018-11-18 16:19:22,210 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:19:22,210 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:19:22,210 INFO L82 PathProgramCache]: Analyzing trace with hash -616745887, now seen corresponding path program 1 times [2018-11-18 16:19:22,210 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:19:22,210 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:19:22,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:22,211 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:19:22,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:22,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:19:22,314 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:19:22,314 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:19:22,314 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:19:22,315 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:19:22,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:19:22,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:19:22,315 INFO L87 Difference]: Start difference. First operand 148 states and 172 transitions. Second operand 5 states. [2018-11-18 16:19:22,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:19:22,795 INFO L93 Difference]: Finished difference Result 379 states and 459 transitions. [2018-11-18 16:19:22,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 16:19:22,796 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 83 [2018-11-18 16:19:22,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:19:22,797 INFO L225 Difference]: With dead ends: 379 [2018-11-18 16:19:22,798 INFO L226 Difference]: Without dead ends: 259 [2018-11-18 16:19:22,799 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:19:22,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2018-11-18 16:19:22,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 240. [2018-11-18 16:19:22,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2018-11-18 16:19:22,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 274 transitions. [2018-11-18 16:19:22,818 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 274 transitions. Word has length 83 [2018-11-18 16:19:22,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:19:22,821 INFO L480 AbstractCegarLoop]: Abstraction has 240 states and 274 transitions. [2018-11-18 16:19:22,821 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:19:22,821 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 274 transitions. [2018-11-18 16:19:22,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 16:19:22,822 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:19:22,822 INFO L375 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] [2018-11-18 16:19:22,823 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:19:22,823 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:19:22,823 INFO L82 PathProgramCache]: Analyzing trace with hash -353212154, now seen corresponding path program 1 times [2018-11-18 16:19:22,823 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:19:22,823 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:19:22,824 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:22,824 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:19:22,824 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:22,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:19:22,909 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 16:19:22,909 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:19:22,909 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:19:22,909 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:19:22,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:19:22,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:19:22,910 INFO L87 Difference]: Start difference. First operand 240 states and 274 transitions. Second operand 7 states. [2018-11-18 16:19:23,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:19:23,282 INFO L93 Difference]: Finished difference Result 470 states and 552 transitions. [2018-11-18 16:19:23,282 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 16:19:23,282 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 97 [2018-11-18 16:19:23,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:19:23,284 INFO L225 Difference]: With dead ends: 470 [2018-11-18 16:19:23,284 INFO L226 Difference]: Without dead ends: 258 [2018-11-18 16:19:23,285 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 16:19:23,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2018-11-18 16:19:23,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 239. [2018-11-18 16:19:23,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 239 states. [2018-11-18 16:19:23,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 271 transitions. [2018-11-18 16:19:23,299 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 271 transitions. Word has length 97 [2018-11-18 16:19:23,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:19:23,300 INFO L480 AbstractCegarLoop]: Abstraction has 239 states and 271 transitions. [2018-11-18 16:19:23,300 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:19:23,300 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 271 transitions. [2018-11-18 16:19:23,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 16:19:23,300 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:19:23,301 INFO L375 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] [2018-11-18 16:19:23,301 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:19:23,301 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:19:23,301 INFO L82 PathProgramCache]: Analyzing trace with hash 259224205, now seen corresponding path program 1 times [2018-11-18 16:19:23,301 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:19:23,301 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:19:23,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:23,302 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:19:23,302 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:23,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:19:23,358 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:19:23,359 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:19:23,359 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:19:23,359 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:19:23,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:19:23,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:19:23,360 INFO L87 Difference]: Start difference. First operand 239 states and 271 transitions. Second operand 6 states. [2018-11-18 16:19:23,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:19:23,389 INFO L93 Difference]: Finished difference Result 455 states and 525 transitions. [2018-11-18 16:19:23,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:19:23,390 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 98 [2018-11-18 16:19:23,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:19:23,392 INFO L225 Difference]: With dead ends: 455 [2018-11-18 16:19:23,392 INFO L226 Difference]: Without dead ends: 244 [2018-11-18 16:19:23,393 INFO L604 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 [2018-11-18 16:19:23,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2018-11-18 16:19:23,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 244. [2018-11-18 16:19:23,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2018-11-18 16:19:23,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 276 transitions. [2018-11-18 16:19:23,405 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 276 transitions. Word has length 98 [2018-11-18 16:19:23,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:19:23,405 INFO L480 AbstractCegarLoop]: Abstraction has 244 states and 276 transitions. [2018-11-18 16:19:23,405 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:19:23,405 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 276 transitions. [2018-11-18 16:19:23,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 16:19:23,406 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:19:23,406 INFO L375 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] [2018-11-18 16:19:23,407 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:19:23,407 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:19:23,407 INFO L82 PathProgramCache]: Analyzing trace with hash 186837647, now seen corresponding path program 1 times [2018-11-18 16:19:23,407 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:19:23,407 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:19:23,407 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:23,407 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:19:23,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:23,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:19:23,477 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:19:23,477 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:19:23,477 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 16:19:23,478 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 16:19:23,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 16:19:23,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:19:23,478 INFO L87 Difference]: Start difference. First operand 244 states and 276 transitions. Second operand 8 states. [2018-11-18 16:19:23,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:19:23,521 INFO L93 Difference]: Finished difference Result 467 states and 543 transitions. [2018-11-18 16:19:23,529 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:19:23,529 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2018-11-18 16:19:23,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:19:23,530 INFO L225 Difference]: With dead ends: 467 [2018-11-18 16:19:23,530 INFO L226 Difference]: Without dead ends: 251 [2018-11-18 16:19:23,531 INFO L604 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 [2018-11-18 16:19:23,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2018-11-18 16:19:23,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 248. [2018-11-18 16:19:23,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2018-11-18 16:19:23,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 280 transitions. [2018-11-18 16:19:23,559 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 280 transitions. Word has length 98 [2018-11-18 16:19:23,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:19:23,561 INFO L480 AbstractCegarLoop]: Abstraction has 248 states and 280 transitions. [2018-11-18 16:19:23,561 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 16:19:23,561 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 280 transitions. [2018-11-18 16:19:23,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 16:19:23,563 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:19:23,564 INFO L375 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] [2018-11-18 16:19:23,564 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:19:23,564 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:19:23,564 INFO L82 PathProgramCache]: Analyzing trace with hash 516603408, now seen corresponding path program 1 times [2018-11-18 16:19:23,564 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:19:23,564 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:19:23,565 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:23,565 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:19:23,565 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:23,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:19:23,663 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:19:23,663 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:19:23,663 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 16:19:23,663 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 16:19:23,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 16:19:23,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:19:23,664 INFO L87 Difference]: Start difference. First operand 248 states and 280 transitions. Second operand 4 states. [2018-11-18 16:19:23,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:19:23,806 INFO L93 Difference]: Finished difference Result 727 states and 861 transitions. [2018-11-18 16:19:23,806 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 16:19:23,806 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 98 [2018-11-18 16:19:23,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:19:23,808 INFO L225 Difference]: With dead ends: 727 [2018-11-18 16:19:23,808 INFO L226 Difference]: Without dead ends: 507 [2018-11-18 16:19:23,809 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:19:23,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2018-11-18 16:19:23,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 498. [2018-11-18 16:19:23,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 498 states. [2018-11-18 16:19:23,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 578 transitions. [2018-11-18 16:19:23,833 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 578 transitions. Word has length 98 [2018-11-18 16:19:23,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:19:23,834 INFO L480 AbstractCegarLoop]: Abstraction has 498 states and 578 transitions. [2018-11-18 16:19:23,834 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 16:19:23,834 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 578 transitions. [2018-11-18 16:19:23,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 16:19:23,836 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:19:23,836 INFO L375 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] [2018-11-18 16:19:23,836 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:19:23,836 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:19:23,837 INFO L82 PathProgramCache]: Analyzing trace with hash -1055992010, now seen corresponding path program 1 times [2018-11-18 16:19:23,837 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:19:23,837 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:19:23,837 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:23,837 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:19:23,837 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:23,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:19:23,945 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:19:23,945 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:19:23,945 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 16:19:23,945 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 16:19:23,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 16:19:23,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:19:23,946 INFO L87 Difference]: Start difference. First operand 498 states and 578 transitions. Second operand 9 states. [2018-11-18 16:19:24,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:19:24,628 INFO L93 Difference]: Finished difference Result 1297 states and 1575 transitions. [2018-11-18 16:19:24,629 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 16:19:24,629 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 102 [2018-11-18 16:19:24,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:19:24,633 INFO L225 Difference]: With dead ends: 1297 [2018-11-18 16:19:24,633 INFO L226 Difference]: Without dead ends: 901 [2018-11-18 16:19:24,635 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-18 16:19:24,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 901 states. [2018-11-18 16:19:24,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 901 to 825. [2018-11-18 16:19:24,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 825 states. [2018-11-18 16:19:24,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 825 states and 946 transitions. [2018-11-18 16:19:24,684 INFO L78 Accepts]: Start accepts. Automaton has 825 states and 946 transitions. Word has length 102 [2018-11-18 16:19:24,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:19:24,684 INFO L480 AbstractCegarLoop]: Abstraction has 825 states and 946 transitions. [2018-11-18 16:19:24,684 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 16:19:24,684 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 946 transitions. [2018-11-18 16:19:24,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 16:19:24,687 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:19:24,687 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:19:24,687 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:19:24,687 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:19:24,687 INFO L82 PathProgramCache]: Analyzing trace with hash -1276414365, now seen corresponding path program 1 times [2018-11-18 16:19:24,687 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:19:24,688 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:19:24,688 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:24,688 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:19:24,688 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:24,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:19:24,837 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 16:19:24,837 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:19:24,837 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_613ff82f-6565-47b0-8f1f-fd0b3239cc0f/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 [2018-11-18 16:19:24,848 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:19:24,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:19:24,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:19:25,071 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 30 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:19:25,096 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 16:19:25,096 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-18 16:19:25,097 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 16:19:25,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 16:19:25,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-18 16:19:25,098 INFO L87 Difference]: Start difference. First operand 825 states and 946 transitions. Second operand 16 states. [2018-11-18 16:19:25,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:19:25,873 INFO L93 Difference]: Finished difference Result 1822 states and 2171 transitions. [2018-11-18 16:19:25,873 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-18 16:19:25,873 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 180 [2018-11-18 16:19:25,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:19:25,876 INFO L225 Difference]: With dead ends: 1822 [2018-11-18 16:19:25,876 INFO L226 Difference]: Without dead ends: 1097 [2018-11-18 16:19:25,878 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=155, Invalid=775, Unknown=0, NotChecked=0, Total=930 [2018-11-18 16:19:25,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1097 states. [2018-11-18 16:19:25,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1097 to 976. [2018-11-18 16:19:25,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 976 states. [2018-11-18 16:19:25,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1131 transitions. [2018-11-18 16:19:25,935 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1131 transitions. Word has length 180 [2018-11-18 16:19:25,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:19:25,936 INFO L480 AbstractCegarLoop]: Abstraction has 976 states and 1131 transitions. [2018-11-18 16:19:25,936 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 16:19:25,936 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1131 transitions. [2018-11-18 16:19:25,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-18 16:19:25,940 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:19:25,940 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:19:25,940 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:19:25,941 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:19:25,941 INFO L82 PathProgramCache]: Analyzing trace with hash -152917843, now seen corresponding path program 1 times [2018-11-18 16:19:25,941 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:19:25,941 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:19:25,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:25,942 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:19:25,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:19:26,074 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 99 proven. 9 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-11-18 16:19:26,074 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:19:26,074 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_613ff82f-6565-47b0-8f1f-fd0b3239cc0f/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 [2018-11-18 16:19:26,082 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:19:26,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:19:26,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:19:26,352 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 208 proven. 5 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 16:19:26,376 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 16:19:26,376 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12] total 18 [2018-11-18 16:19:26,378 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-18 16:19:26,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-18 16:19:26,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-11-18 16:19:26,379 INFO L87 Difference]: Start difference. First operand 976 states and 1131 transitions. Second operand 18 states. [2018-11-18 16:19:28,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:19:28,709 INFO L93 Difference]: Finished difference Result 2601 states and 3197 transitions. [2018-11-18 16:19:28,710 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-11-18 16:19:28,710 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 301 [2018-11-18 16:19:28,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:19:28,715 INFO L225 Difference]: With dead ends: 2601 [2018-11-18 16:19:28,716 INFO L226 Difference]: Without dead ends: 1404 [2018-11-18 16:19:28,719 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 346 GetRequests, 306 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=336, Invalid=1304, Unknown=0, NotChecked=0, Total=1640 [2018-11-18 16:19:28,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1404 states. [2018-11-18 16:19:28,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1404 to 1299. [2018-11-18 16:19:28,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1299 states. [2018-11-18 16:19:28,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1299 states and 1491 transitions. [2018-11-18 16:19:28,795 INFO L78 Accepts]: Start accepts. Automaton has 1299 states and 1491 transitions. Word has length 301 [2018-11-18 16:19:28,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:19:28,795 INFO L480 AbstractCegarLoop]: Abstraction has 1299 states and 1491 transitions. [2018-11-18 16:19:28,795 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-18 16:19:28,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1491 transitions. [2018-11-18 16:19:28,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2018-11-18 16:19:28,802 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:19:28,802 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:19:28,803 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:19:28,803 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:19:28,803 INFO L82 PathProgramCache]: Analyzing trace with hash 1511789477, now seen corresponding path program 1 times [2018-11-18 16:19:28,803 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:19:28,803 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:19:28,804 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:28,804 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:19:28,804 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:19:28,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:19:29,045 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 113 proven. 16 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2018-11-18 16:19:29,046 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:19:29,046 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_613ff82f-6565-47b0-8f1f-fd0b3239cc0f/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:19:29,055 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:19:29,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:19:29,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:19:29,318 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 299 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2018-11-18 16:19:29,343 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:19:29,344 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2018-11-18 16:19:29,344 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 16:19:29,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 16:19:29,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-18 16:19:29,345 INFO L87 Difference]: Start difference. First operand 1299 states and 1491 transitions. Second operand 13 states. [2018-11-18 16:19:29,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:19:29,466 INFO L93 Difference]: Finished difference Result 1582 states and 1806 transitions. [2018-11-18 16:19:29,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 16:19:29,466 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 391 [2018-11-18 16:19:29,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:19:29,467 INFO L225 Difference]: With dead ends: 1582 [2018-11-18 16:19:29,467 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:19:29,470 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 402 GetRequests, 390 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-18 16:19:29,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:19:29,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:19:29,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:19:29,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:19:29,471 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 391 [2018-11-18 16:19:29,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:19:29,472 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:19:29,472 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 16:19:29,472 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:19:29,472 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:19:29,478 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:19:29,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:29,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:19:30,055 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 27 [2018-11-18 16:19:30,489 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 32 [2018-11-18 16:19:30,890 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 40 [2018-11-18 16:19:31,276 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 28 [2018-11-18 16:19:31,701 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 36 [2018-11-18 16:19:32,077 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2018-11-18 16:19:32,077 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2018-11-18 16:19:32,077 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 16:19:32,077 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 117 138) no Hoare annotation was computed. [2018-11-18 16:19:32,077 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2018-11-18 16:19:32,077 INFO L425 ceAbstractionStarter]: For program point L117-3(lines 117 138) no Hoare annotation was computed. [2018-11-18 16:19:32,077 INFO L425 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2018-11-18 16:19:32,077 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2018-11-18 16:19:32,077 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2018-11-18 16:19:32,077 INFO L425 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2018-11-18 16:19:32,077 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2018-11-18 16:19:32,077 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2018-11-18 16:19:32,077 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 174 199) no Hoare annotation was computed. [2018-11-18 16:19:32,077 INFO L425 ceAbstractionStarter]: For program point L174-3(lines 174 199) no Hoare annotation was computed. [2018-11-18 16:19:32,077 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2018-11-18 16:19:32,077 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 16:19:32,077 INFO L425 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2018-11-18 16:19:32,077 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2018-11-18 16:19:32,078 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 16:19:32,078 INFO L425 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2018-11-18 16:19:32,078 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 665 671) the Hoare annotation is: true [2018-11-18 16:19:32,078 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 665 671) no Hoare annotation was computed. [2018-11-18 16:19:32,078 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 672 680) no Hoare annotation was computed. [2018-11-18 16:19:32,078 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 672 680) the Hoare annotation is: true [2018-11-18 16:19:32,078 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 672 680) no Hoare annotation was computed. [2018-11-18 16:19:32,078 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 753 760) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-11-18 16:19:32,078 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 753 760) no Hoare annotation was computed. [2018-11-18 16:19:32,078 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 753 760) no Hoare annotation was computed. [2018-11-18 16:19:32,078 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 761 770) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~waterLevel~0 1)))) (and (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse2) (or .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) .cse2))) [2018-11-18 16:19:32,078 INFO L425 ceAbstractionStarter]: For program point L766(line 766) no Hoare annotation was computed. [2018-11-18 16:19:32,078 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 761 770) no Hoare annotation was computed. [2018-11-18 16:19:32,078 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 761 770) no Hoare annotation was computed. [2018-11-18 16:19:32,078 INFO L421 ceAbstractionStarter]: At program point L786(line 786) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse4) (or .cse2 .cse0 .cse3 .cse1))) [2018-11-18 16:19:32,078 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 771 799) the Hoare annotation is: true [2018-11-18 16:19:32,078 INFO L425 ceAbstractionStarter]: For program point L784(lines 784 790) no Hoare annotation was computed. [2018-11-18 16:19:32,078 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 793) no Hoare annotation was computed. [2018-11-18 16:19:32,079 INFO L421 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: (let ((.cse1 (not (= ~waterLevel~0 2))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse5 (not (= ~waterLevel~0 1))) (.cse4 (<= __utac_acc__Specification5_spec__3_~tmp~9 ~waterLevel~0))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse1) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse4 .cse0 .cse5) (or .cse2 .cse0 .cse3 .cse5 .cse4))) [2018-11-18 16:19:32,079 INFO L425 ceAbstractionStarter]: For program point L781-1(line 781) no Hoare annotation was computed. [2018-11-18 16:19:32,079 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 771 799) no Hoare annotation was computed. [2018-11-18 16:19:32,079 INFO L425 ceAbstractionStarter]: For program point L779(lines 779 796) no Hoare annotation was computed. [2018-11-18 16:19:32,079 INFO L425 ceAbstractionStarter]: For program point L779-1(lines 771 799) no Hoare annotation was computed. [2018-11-18 16:19:32,079 INFO L428 ceAbstractionStarter]: At program point L777(line 777) the Hoare annotation is: true [2018-11-18 16:19:32,079 INFO L425 ceAbstractionStarter]: For program point L777-1(line 777) no Hoare annotation was computed. [2018-11-18 16:19:32,079 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 874 896) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:19:32,079 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 874 896) no Hoare annotation was computed. [2018-11-18 16:19:32,079 INFO L421 ceAbstractionStarter]: At program point L886(line 886) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:19:32,079 INFO L421 ceAbstractionStarter]: At program point L886-1(line 886) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:19:32,080 INFO L425 ceAbstractionStarter]: For program point L884(lines 884 891) no Hoare annotation was computed. [2018-11-18 16:19:32,080 INFO L425 ceAbstractionStarter]: For program point L884-1(lines 884 891) no Hoare annotation was computed. [2018-11-18 16:19:32,080 INFO L425 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2018-11-18 16:19:32,080 INFO L421 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:19:32,080 INFO L421 ceAbstractionStarter]: At program point L880(line 880) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:19:32,080 INFO L421 ceAbstractionStarter]: At program point L880-1(line 880) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:19:32,080 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 874 896) no Hoare annotation was computed. [2018-11-18 16:19:32,080 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 832 855) no Hoare annotation was computed. [2018-11-18 16:19:32,080 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 832 855) no Hoare annotation was computed. [2018-11-18 16:19:32,080 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 832 855) no Hoare annotation was computed. [2018-11-18 16:19:32,080 INFO L425 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-11-18 16:19:32,080 INFO L425 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-11-18 16:19:32,080 INFO L425 ceAbstractionStarter]: For program point L848(line 848) no Hoare annotation was computed. [2018-11-18 16:19:32,081 INFO L425 ceAbstractionStarter]: For program point L847(line 847) no Hoare annotation was computed. [2018-11-18 16:19:32,081 INFO L425 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-11-18 16:19:32,081 INFO L425 ceAbstractionStarter]: For program point L845(line 845) no Hoare annotation was computed. [2018-11-18 16:19:32,081 INFO L425 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-11-18 16:19:32,081 INFO L425 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2018-11-18 16:19:32,081 INFO L425 ceAbstractionStarter]: For program point L842(line 842) no Hoare annotation was computed. [2018-11-18 16:19:32,081 INFO L425 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2018-11-18 16:19:32,081 INFO L425 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-11-18 16:19:32,081 INFO L425 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-11-18 16:19:32,081 INFO L425 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2018-11-18 16:19:32,081 INFO L425 ceAbstractionStarter]: For program point L837(line 837) no Hoare annotation was computed. [2018-11-18 16:19:32,081 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 560 568) no Hoare annotation was computed. [2018-11-18 16:19:32,081 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 560 568) the Hoare annotation is: true [2018-11-18 16:19:32,081 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 560 568) no Hoare annotation was computed. [2018-11-18 16:19:32,081 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 624 642) the Hoare annotation is: true [2018-11-18 16:19:32,081 INFO L425 ceAbstractionStarter]: For program point L633(lines 633 637) no Hoare annotation was computed. [2018-11-18 16:19:32,081 INFO L428 ceAbstractionStarter]: At program point L631(line 631) the Hoare annotation is: true [2018-11-18 16:19:32,081 INFO L425 ceAbstractionStarter]: For program point L633-2(lines 633 637) no Hoare annotation was computed. [2018-11-18 16:19:32,081 INFO L425 ceAbstractionStarter]: For program point L631-1(line 631) no Hoare annotation was computed. [2018-11-18 16:19:32,081 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 624 642) no Hoare annotation was computed. [2018-11-18 16:19:32,081 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 624 642) no Hoare annotation was computed. [2018-11-18 16:19:32,081 INFO L425 ceAbstractionStarter]: For program point L576(lines 576 584) no Hoare annotation was computed. [2018-11-18 16:19:32,082 INFO L425 ceAbstractionStarter]: For program point L576-2(lines 576 584) no Hoare annotation was computed. [2018-11-18 16:19:32,082 INFO L425 ceAbstractionStarter]: For program point L599(line 599) no Hoare annotation was computed. [2018-11-18 16:19:32,082 INFO L425 ceAbstractionStarter]: For program point L599-1(line 599) no Hoare annotation was computed. [2018-11-18 16:19:32,082 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 569 604) no Hoare annotation was computed. [2018-11-18 16:19:32,082 INFO L425 ceAbstractionStarter]: For program point L588(lines 588 596) no Hoare annotation was computed. [2018-11-18 16:19:32,082 INFO L425 ceAbstractionStarter]: For program point L588-2(lines 588 596) no Hoare annotation was computed. [2018-11-18 16:19:32,082 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 569 604) no Hoare annotation was computed. [2018-11-18 16:19:32,082 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 569 604) no Hoare annotation was computed. [2018-11-18 16:19:32,082 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 658 664) no Hoare annotation was computed. [2018-11-18 16:19:32,082 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 658 664) the Hoare annotation is: true [2018-11-18 16:19:32,082 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2018-11-18 16:19:32,082 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2018-11-18 16:19:32,082 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2018-11-18 16:19:32,082 INFO L425 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2018-11-18 16:19:32,082 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2018-11-18 16:19:32,082 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2018-11-18 16:19:32,083 INFO L425 ceAbstractionStarter]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2018-11-18 16:19:32,083 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2018-11-18 16:19:32,083 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2018-11-18 16:19:32,083 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 863 873) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:19:32,083 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 863 873) no Hoare annotation was computed. [2018-11-18 16:19:32,083 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 863 873) no Hoare annotation was computed. [2018-11-18 16:19:32,083 INFO L421 ceAbstractionStarter]: At program point L868(line 868) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:19:32,083 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 549 559) the Hoare annotation is: true [2018-11-18 16:19:32,083 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 549 559) no Hoare annotation was computed. [2018-11-18 16:19:32,083 INFO L428 ceAbstractionStarter]: At program point L554(line 554) the Hoare annotation is: true [2018-11-18 16:19:32,083 INFO L425 ceAbstractionStarter]: For program point L554-1(line 554) no Hoare annotation was computed. [2018-11-18 16:19:32,083 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 549 559) no Hoare annotation was computed. [2018-11-18 16:19:32,084 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 541 548) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 1))) [2018-11-18 16:19:32,084 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 541 548) no Hoare annotation was computed. [2018-11-18 16:19:32,084 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 541 548) no Hoare annotation was computed. [2018-11-18 16:19:32,084 INFO L425 ceAbstractionStarter]: For program point L990(lines 990 996) no Hoare annotation was computed. [2018-11-18 16:19:32,084 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 986 999) no Hoare annotation was computed. [2018-11-18 16:19:32,084 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 986 999) the Hoare annotation is: true [2018-11-18 16:19:32,084 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 986 999) no Hoare annotation was computed. [2018-11-18 16:19:32,084 INFO L425 ceAbstractionStarter]: For program point L514-1(line 514) no Hoare annotation was computed. [2018-11-18 16:19:32,084 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 529) no Hoare annotation was computed. [2018-11-18 16:19:32,084 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 508 532) no Hoare annotation was computed. [2018-11-18 16:19:32,084 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 508 532) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-18 16:19:32,084 INFO L421 ceAbstractionStarter]: At program point L527(line 527) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse0 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 16:19:32,085 INFO L425 ceAbstractionStarter]: For program point L527-1(lines 508 532) no Hoare annotation was computed. [2018-11-18 16:19:32,085 INFO L421 ceAbstractionStarter]: At program point L522(line 522) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 16:19:32,085 INFO L421 ceAbstractionStarter]: At program point L518(line 518) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 16:19:32,085 INFO L425 ceAbstractionStarter]: For program point L516(lines 516 524) no Hoare annotation was computed. [2018-11-18 16:19:32,085 INFO L421 ceAbstractionStarter]: At program point L514(line 514) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 16:19:32,085 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 448 454) no Hoare annotation was computed. [2018-11-18 16:19:32,085 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 448 454) the Hoare annotation is: true [2018-11-18 16:19:32,085 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 685 748) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:19:32,085 INFO L425 ceAbstractionStarter]: For program point L731(lines 731 735) no Hoare annotation was computed. [2018-11-18 16:19:32,086 INFO L421 ceAbstractionStarter]: At program point L731-2(lines 725 736) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= 2 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= ~pumpRunning~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse2 .cse1))) [2018-11-18 16:19:32,086 INFO L425 ceAbstractionStarter]: For program point L696(lines 695 740) no Hoare annotation was computed. [2018-11-18 16:19:32,086 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 685 748) no Hoare annotation was computed. [2018-11-18 16:19:32,086 INFO L425 ceAbstractionStarter]: For program point L725(lines 725 736) no Hoare annotation was computed. [2018-11-18 16:19:32,086 INFO L421 ceAbstractionStarter]: At program point L717(line 717) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= 2 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= ~pumpRunning~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse2 .cse1))) [2018-11-18 16:19:32,086 INFO L425 ceAbstractionStarter]: For program point L715(lines 715 721) no Hoare annotation was computed. [2018-11-18 16:19:32,086 INFO L425 ceAbstractionStarter]: For program point L715-1(lines 715 721) no Hoare annotation was computed. [2018-11-18 16:19:32,086 INFO L421 ceAbstractionStarter]: At program point L707(line 707) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1) (and .cse2 .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse2 (= 1 ~waterLevel~0) .cse1))) [2018-11-18 16:19:32,086 INFO L421 ceAbstractionStarter]: At program point L738(lines 695 740) the Hoare annotation is: (let ((.cse2 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= ~systemActive~0 1)) (and .cse2 .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 16:19:32,086 INFO L425 ceAbstractionStarter]: For program point L705(lines 705 711) no Hoare annotation was computed. [2018-11-18 16:19:32,086 INFO L425 ceAbstractionStarter]: For program point L705-1(lines 705 711) no Hoare annotation was computed. [2018-11-18 16:19:32,086 INFO L425 ceAbstractionStarter]: For program point L697(lines 697 701) no Hoare annotation was computed. [2018-11-18 16:19:32,087 INFO L425 ceAbstractionStarter]: For program point L695-1(lines 695 740) no Hoare annotation was computed. [2018-11-18 16:19:32,087 INFO L421 ceAbstractionStarter]: At program point L741(lines 694 742) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:19:32,087 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 685 748) no Hoare annotation was computed. [2018-11-18 16:19:32,087 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2018-11-18 16:19:32,087 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2018-11-18 16:19:32,087 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2018-11-18 16:19:32,087 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2018-11-18 16:19:32,087 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2018-11-18 16:19:32,087 INFO L425 ceAbstractionStarter]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2018-11-18 16:19:32,087 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 1000 1008) no Hoare annotation was computed. [2018-11-18 16:19:32,087 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 1000 1008) the Hoare annotation is: true [2018-11-18 16:19:32,087 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 1000 1008) no Hoare annotation was computed. [2018-11-18 16:19:32,087 INFO L425 ceAbstractionStarter]: For program point L962-2(lines 962 970) no Hoare annotation was computed. [2018-11-18 16:19:32,088 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 954 976) no Hoare annotation was computed. [2018-11-18 16:19:32,088 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 954 976) no Hoare annotation was computed. [2018-11-18 16:19:32,088 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 954 976) no Hoare annotation was computed. [2018-11-18 16:19:32,088 INFO L425 ceAbstractionStarter]: For program point L962(lines 962 970) no Hoare annotation was computed. [2018-11-18 16:19:32,088 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2018-11-18 16:19:32,088 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2018-11-18 16:19:32,088 INFO L425 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2018-11-18 16:19:32,088 INFO L425 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2018-11-18 16:19:32,088 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2018-11-18 16:19:32,088 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2018-11-18 16:19:32,088 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2018-11-18 16:19:32,088 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2018-11-18 16:19:32,088 INFO L425 ceAbstractionStarter]: For program point L259-1(lines 259 279) no Hoare annotation was computed. [2018-11-18 16:19:32,088 INFO L425 ceAbstractionStarter]: For program point L259-3(lines 259 279) no Hoare annotation was computed. [2018-11-18 16:19:32,088 INFO L425 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2018-11-18 16:19:32,089 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2018-11-18 16:19:32,089 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2018-11-18 16:19:32,089 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2018-11-18 16:19:32,089 INFO L425 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2018-11-18 16:19:32,089 INFO L425 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2018-11-18 16:19:32,089 INFO L425 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2018-11-18 16:19:32,089 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 648 657) no Hoare annotation was computed. [2018-11-18 16:19:32,089 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 648 657) no Hoare annotation was computed. [2018-11-18 16:19:32,089 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 648 657) no Hoare annotation was computed. [2018-11-18 16:19:32,089 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:19:32,089 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 16:19:32,089 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:19:32,089 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 533 540) no Hoare annotation was computed. [2018-11-18 16:19:32,090 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 533 540) no Hoare annotation was computed. [2018-11-18 16:19:32,090 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 533 540) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-18 16:19:32,090 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 605 623) no Hoare annotation was computed. [2018-11-18 16:19:32,090 INFO L425 ceAbstractionStarter]: For program point L614(lines 614 618) no Hoare annotation was computed. [2018-11-18 16:19:32,090 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 605 623) the Hoare annotation is: true [2018-11-18 16:19:32,090 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 605 623) no Hoare annotation was computed. [2018-11-18 16:19:32,090 INFO L428 ceAbstractionStarter]: At program point L612(line 612) the Hoare annotation is: true [2018-11-18 16:19:32,090 INFO L425 ceAbstractionStarter]: For program point L614-2(lines 614 618) no Hoare annotation was computed. [2018-11-18 16:19:32,090 INFO L425 ceAbstractionStarter]: For program point L612-1(line 612) no Hoare annotation was computed. [2018-11-18 16:19:32,090 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 977 985) the Hoare annotation is: true [2018-11-18 16:19:32,090 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 977 985) no Hoare annotation was computed. [2018-11-18 16:19:32,090 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 977 985) no Hoare annotation was computed. [2018-11-18 16:19:32,090 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:19:32,090 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 16:19:32,091 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:19:32,091 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 933 944) the Hoare annotation is: true [2018-11-18 16:19:32,091 INFO L425 ceAbstractionStarter]: For program point L937-1(lines 933 944) no Hoare annotation was computed. [2018-11-18 16:19:32,091 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 933 944) no Hoare annotation was computed. [2018-11-18 16:19:32,091 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 945 953) the Hoare annotation is: true [2018-11-18 16:19:32,091 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 945 953) no Hoare annotation was computed. [2018-11-18 16:19:32,091 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 945 953) no Hoare annotation was computed. [2018-11-18 16:19:32,091 INFO L421 ceAbstractionStarter]: At program point L437(line 437) the Hoare annotation is: (let ((.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse4 .cse5)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse0 .cse3 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (and (= 1 ~waterLevel~0) .cse4 .cse5) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))))))) [2018-11-18 16:19:32,091 INFO L421 ceAbstractionStarter]: At program point L435(lines 435 441) the Hoare annotation is: (let ((.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse1 (and .cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~waterLevel~0)| 1))) (or (and (<= 1 ~switchedOnBeforeTS~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (or (or .cse2 .cse3) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse0 .cse2 .cse3) .cse1 (and (= ~pumpRunning~0 1) .cse4))))) [2018-11-18 16:19:32,091 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 421 447) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse5 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse3)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1 .cse2) (and (= 2 ~waterLevel~0) .cse3)) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse4) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) .cse5) (or .cse0 .cse1 .cse5 .cse4) (or .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) .cse4)))) [2018-11-18 16:19:32,092 INFO L421 ceAbstractionStarter]: At program point L430(line 430) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-11-18 16:19:32,092 INFO L425 ceAbstractionStarter]: For program point L428(lines 424 446) no Hoare annotation was computed. [2018-11-18 16:19:32,092 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 421 447) no Hoare annotation was computed. [2018-11-18 16:19:32,092 INFO L425 ceAbstractionStarter]: For program point L426(lines 424 446) no Hoare annotation was computed. [2018-11-18 16:19:32,092 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 421 447) no Hoare annotation was computed. [2018-11-18 16:19:32,092 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 802 831) no Hoare annotation was computed. [2018-11-18 16:19:32,092 INFO L425 ceAbstractionStarter]: For program point L816(lines 816 820) no Hoare annotation was computed. [2018-11-18 16:19:32,092 INFO L428 ceAbstractionStarter]: At program point L816-1(lines 816 820) the Hoare annotation is: true [2018-11-18 16:19:32,092 INFO L425 ceAbstractionStarter]: For program point L812-1(lines 812 826) no Hoare annotation was computed. [2018-11-18 16:19:32,092 INFO L428 ceAbstractionStarter]: At program point L812-3(lines 812 826) the Hoare annotation is: true [2018-11-18 16:19:32,092 INFO L428 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: true [2018-11-18 16:19:32,092 INFO L425 ceAbstractionStarter]: For program point L808-1(line 808) no Hoare annotation was computed. [2018-11-18 16:19:32,093 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 802 831) the Hoare annotation is: true [2018-11-18 16:19:32,093 INFO L428 ceAbstractionStarter]: At program point L827(lines 802 831) the Hoare annotation is: true [2018-11-18 16:19:32,093 INFO L425 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2018-11-18 16:19:32,093 INFO L425 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-11-18 16:19:32,093 INFO L425 ceAbstractionStarter]: For program point L913-1(lines 909 920) no Hoare annotation was computed. [2018-11-18 16:19:32,093 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 909 920) the Hoare annotation is: (or (or (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 2))) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 16:19:32,093 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 909 920) no Hoare annotation was computed. [2018-11-18 16:19:32,093 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 856 862) no Hoare annotation was computed. [2018-11-18 16:19:32,093 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 856 862) the Hoare annotation is: true [2018-11-18 16:19:32,093 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:19:32,093 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-18 16:19:32,093 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:19:32,093 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:19:32,094 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 456 480) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) .cse1))) [2018-11-18 16:19:32,094 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 456 480) no Hoare annotation was computed. [2018-11-18 16:19:32,094 INFO L421 ceAbstractionStarter]: At program point L475(line 475) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 16:19:32,094 INFO L425 ceAbstractionStarter]: For program point L475-1(lines 456 480) no Hoare annotation was computed. [2018-11-18 16:19:32,094 INFO L421 ceAbstractionStarter]: At program point L470(line 470) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~3) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 (or .cse2 .cse3 (not (= ~waterLevel~0 2))))) (or .cse2 .cse3 .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 16:19:32,094 INFO L421 ceAbstractionStarter]: At program point L466(line 466) the Hoare annotation is: (let ((.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2))))))) [2018-11-18 16:19:32,094 INFO L425 ceAbstractionStarter]: For program point L464(lines 464 472) no Hoare annotation was computed. [2018-11-18 16:19:32,094 INFO L421 ceAbstractionStarter]: At program point L462(line 462) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) .cse1))) [2018-11-18 16:19:32,094 INFO L425 ceAbstractionStarter]: For program point L462-1(line 462) no Hoare annotation was computed. [2018-11-18 16:19:32,094 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 477) no Hoare annotation was computed. [2018-11-18 16:19:32,095 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 921 932) no Hoare annotation was computed. [2018-11-18 16:19:32,095 INFO L425 ceAbstractionStarter]: For program point L925-1(lines 921 932) no Hoare annotation was computed. [2018-11-18 16:19:32,095 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 921 932) the Hoare annotation is: (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2) (or (or .cse3 .cse1) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse2 .cse0) (or (= 1 ~waterLevel~0) (or .cse3 .cse1 (not (= |old(~waterLevel~0)| 1)))))) [2018-11-18 16:19:32,095 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 898 905) no Hoare annotation was computed. [2018-11-18 16:19:32,095 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 898 905) the Hoare annotation is: true [2018-11-18 16:19:32,095 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 898 905) no Hoare annotation was computed. [2018-11-18 16:19:32,095 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 902) no Hoare annotation was computed. [2018-11-18 16:19:32,095 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 482 506) no Hoare annotation was computed. [2018-11-18 16:19:32,095 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 482 506) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-18 16:19:32,095 INFO L421 ceAbstractionStarter]: At program point L501(line 501) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse0 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 16:19:32,096 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 482 506) no Hoare annotation was computed. [2018-11-18 16:19:32,096 INFO L421 ceAbstractionStarter]: At program point L496(line 496) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-18 16:19:32,096 INFO L421 ceAbstractionStarter]: At program point L492(line 492) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (and (= processEnvironment__wrappee__lowWaterSensor_~tmp~4 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-18 16:19:32,096 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 498) no Hoare annotation was computed. [2018-11-18 16:19:32,096 INFO L421 ceAbstractionStarter]: At program point L488(line 488) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 16:19:32,096 INFO L425 ceAbstractionStarter]: For program point L488-1(line 488) no Hoare annotation was computed. [2018-11-18 16:19:32,096 INFO L425 ceAbstractionStarter]: For program point L486(lines 486 503) no Hoare annotation was computed. [2018-11-18 16:19:32,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:19:32 BoogieIcfgContainer [2018-11-18 16:19:32,106 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:19:32,106 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:19:32,106 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:19:32,106 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:19:32,107 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:19:21" (3/4) ... [2018-11-18 16:19:32,109 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:19:32,119 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 16:19:32,119 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 16:19:32,119 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 16:19:32,119 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 16:19:32,120 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-18 16:19:32,120 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-18 16:19:32,120 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-18 16:19:32,120 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:19:32,120 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 16:19:32,120 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 16:19:32,120 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 16:19:32,120 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 16:19:32,120 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 16:19:32,120 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 16:19:32,120 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 16:19:32,120 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 16:19:32,120 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 16:19:32,121 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 16:19:32,121 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 16:19:32,121 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 16:19:32,121 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 16:19:32,121 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 16:19:32,121 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 16:19:32,121 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 16:19:32,121 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:19:32,121 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 16:19:32,121 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 16:19:32,121 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 16:19:32,121 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 16:19:32,121 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 16:19:32,121 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 16:19:32,122 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 16:19:32,122 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 16:19:32,122 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 16:19:32,122 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 16:19:32,122 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 16:19:32,122 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 16:19:32,122 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 16:19:32,122 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 16:19:32,122 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 16:19:32,122 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 16:19:32,122 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 16:19:32,132 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-18 16:19:32,132 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 16:19:32,133 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 16:19:32,153 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((2 == waterLevel && pumpRunning == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || ((0 == pumpRunning && \old(waterLevel) == waterLevel) && splverifierCounter == 0)) || !(systemActive == 1)) || (((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-11-18 16:19:32,153 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) [2018-11-18 16:19:32,191 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_613ff82f-6565-47b0-8f1f-fd0b3239cc0f/bin-2019/uautomizer/witness.graphml [2018-11-18 16:19:32,191 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:19:32,192 INFO L168 Benchmark]: Toolchain (without parser) took 11973.92 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 467.7 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -132.3 MB). Peak memory consumption was 335.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:19:32,192 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:19:32,192 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -172.6 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:19:32,192 INFO L168 Benchmark]: Boogie Preprocessor took 46.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:19:32,193 INFO L168 Benchmark]: RCFGBuilder took 656.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.2 MB). Peak memory consumption was 92.2 MB. Max. memory is 11.5 GB. [2018-11-18 16:19:32,193 INFO L168 Benchmark]: TraceAbstraction took 10832.41 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 327.2 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -69.5 MB). Peak memory consumption was 424.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:19:32,193 INFO L168 Benchmark]: Witness Printer took 84.97 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: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. [2018-11-18 16:19:32,194 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 350.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -172.6 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 656.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.2 MB). Peak memory consumption was 92.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10832.41 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 327.2 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -69.5 MB). Peak memory consumption was 424.1 MB. Max. memory is 11.5 GB. * Witness Printer took 84.97 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: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 902]: 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: 802]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: ((((((2 == waterLevel && pumpRunning == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || ((0 == pumpRunning && \old(waterLevel) == waterLevel) && splverifierCounter == 0)) || !(systemActive == 1)) || (((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 260 locations, 1 error locations. SAFE Result, 10.7s OverallTime, 12 OverallIterations, 9 TraceHistogramMax, 5.4s AutomataDifference, 0.0s DeadEndRemovalTime, 2.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 2581 SDtfs, 2631 SDslu, 8090 SDs, 0 SdLazy, 5736 SolverSat, 1412 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1065 GetRequests, 924 SyntacticMatches, 5 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 545 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1299occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 352 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 2143 PreInvPairs, 2215 NumberOfFragments, 1894 HoareAnnotationTreeSize, 2143 FomulaSimplifications, 9846 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 69 FomulaSimplificationsInter, 14581 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 2523 NumberOfCodeBlocks, 2523 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2508 ConstructedInterpolants, 0 QuantifiedInterpolants, 812312 SizeOfPredicates, 13 NumberOfNonLiveVariables, 3374 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 15 InterpolantComputations, 10 PerfectInterpolantSequences, 1785/1841 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...