./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product49_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e58028f4-ed8a-414f-92bb-15c9c50d9e2b/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e58028f4-ed8a-414f-92bb-15c9c50d9e2b/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e58028f4-ed8a-414f-92bb-15c9c50d9e2b/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e58028f4-ed8a-414f-92bb-15c9c50d9e2b/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product49_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e58028f4-ed8a-414f-92bb-15c9c50d9e2b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e58028f4-ed8a-414f-92bb-15c9c50d9e2b/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 712263c6c933aaef268a48b623f3b4ee6fd9ad4b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 00:57:22,718 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:57:22,719 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:57:22,730 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:57:22,731 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:57:22,731 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:57:22,733 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:57:22,735 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:57:22,737 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:57:22,738 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:57:22,739 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:57:22,739 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:57:22,740 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:57:22,741 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:57:22,742 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:57:22,743 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:57:22,745 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:57:22,746 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:57:22,748 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:57:22,750 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:57:22,751 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:57:22,753 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:57:22,755 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:57:22,755 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:57:22,755 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:57:22,757 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:57:22,758 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:57:22,759 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:57:22,760 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:57:22,761 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:57:22,761 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:57:22,762 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:57:22,762 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:57:22,763 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:57:22,764 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:57:22,765 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:57:22,765 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e58028f4-ed8a-414f-92bb-15c9c50d9e2b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-27 00:57:22,779 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:57:22,779 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:57:22,780 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:57:22,780 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 00:57:22,781 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 00:57:22,781 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 00:57:22,781 INFO L133 SettingsManager]: * Use SBE=true [2018-10-27 00:57:22,781 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:57:22,782 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 00:57:22,782 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 00:57:22,782 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 00:57:22,782 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:57:22,782 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:57:22,782 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:57:22,783 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:57:22,783 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 00:57:22,783 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:57:22,783 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:57:22,783 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:57:22,783 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 00:57:22,784 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:57:22,786 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 00:57:22,786 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 00:57:22,786 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:57:22,786 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:57:22,787 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:57:22,787 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-27 00:57:22,787 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:57:22,787 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 00:57:22,787 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_e58028f4-ed8a-414f-92bb-15c9c50d9e2b/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 -> 712263c6c933aaef268a48b623f3b4ee6fd9ad4b [2018-10-27 00:57:22,820 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:57:22,832 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:57:22,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:57:22,837 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:57:22,838 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:57:22,838 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e58028f4-ed8a-414f-92bb-15c9c50d9e2b/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product49_true-unreach-call_false-termination.cil.c [2018-10-27 00:57:22,894 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e58028f4-ed8a-414f-92bb-15c9c50d9e2b/bin-2019/uautomizer/data/f521a2f64/f71a821b83c3416f91d06f30dea3bcca/FLAGaac3a221f [2018-10-27 00:57:23,330 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:57:23,331 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e58028f4-ed8a-414f-92bb-15c9c50d9e2b/sv-benchmarks/c/product-lines/minepump_spec4_product49_true-unreach-call_false-termination.cil.c [2018-10-27 00:57:23,341 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e58028f4-ed8a-414f-92bb-15c9c50d9e2b/bin-2019/uautomizer/data/f521a2f64/f71a821b83c3416f91d06f30dea3bcca/FLAGaac3a221f [2018-10-27 00:57:23,356 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e58028f4-ed8a-414f-92bb-15c9c50d9e2b/bin-2019/uautomizer/data/f521a2f64/f71a821b83c3416f91d06f30dea3bcca [2018-10-27 00:57:23,359 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:57:23,361 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 00:57:23,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:57:23,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:57:23,367 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:57:23,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:57:23" (1/1) ... [2018-10-27 00:57:23,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10f6eabc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:23, skipping insertion in model container [2018-10-27 00:57:23,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:57:23" (1/1) ... [2018-10-27 00:57:23,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:57:23,443 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:57:23,718 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:57:23,729 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:57:23,805 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:57:23,845 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:57:23,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:23 WrapperNode [2018-10-27 00:57:23,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:57:23,846 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:57:23,846 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:57:23,847 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:57:23,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:23" (1/1) ... [2018-10-27 00:57:23,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:23" (1/1) ... [2018-10-27 00:57:23,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:23" (1/1) ... [2018-10-27 00:57:23,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:23" (1/1) ... [2018-10-27 00:57:23,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:23" (1/1) ... [2018-10-27 00:57:23,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:23" (1/1) ... [2018-10-27 00:57:23,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:23" (1/1) ... [2018-10-27 00:57:24,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:57:24,028 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:57:24,028 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:57:24,028 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:57:24,029 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e58028f4-ed8a-414f-92bb-15c9c50d9e2b/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 [2018-10-27 00:57:24,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 00:57:24,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:57:24,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-10-27 00:57:24,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-10-27 00:57:24,101 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-10-27 00:57:24,101 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-27 00:57:24,101 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-27 00:57:24,101 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-10-27 00:57:24,102 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-10-27 00:57:24,102 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-10-27 00:57:24,102 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-10-27 00:57:24,102 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-10-27 00:57:24,102 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-27 00:57:24,102 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-10-27 00:57:24,102 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-10-27 00:57:24,103 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-10-27 00:57:24,103 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 00:57:24,103 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-27 00:57:24,103 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-10-27 00:57:24,103 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-10-27 00:57:24,103 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-10-27 00:57:24,103 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-10-27 00:57:24,104 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-10-27 00:57:24,104 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-10-27 00:57:24,104 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-10-27 00:57:24,104 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-10-27 00:57:24,104 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-10-27 00:57:24,104 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-10-27 00:57:24,104 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-10-27 00:57:24,104 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-10-27 00:57:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-10-27 00:57:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-10-27 00:57:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-10-27 00:57:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-10-27 00:57:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-10-27 00:57:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-10-27 00:57:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-10-27 00:57:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-10-27 00:57:24,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-10-27 00:57:24,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-10-27 00:57:24,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-10-27 00:57:24,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-10-27 00:57:24,106 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-10-27 00:57:24,106 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-10-27 00:57:24,106 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-10-27 00:57:24,106 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-27 00:57:24,106 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-27 00:57:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-10-27 00:57:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-10-27 00:57:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-10-27 00:57:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-10-27 00:57:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-10-27 00:57:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 00:57:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-27 00:57:24,107 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-27 00:57:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-10-27 00:57:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-10-27 00:57:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-10-27 00:57:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-10-27 00:57:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-10-27 00:57:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-10-27 00:57:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-10-27 00:57:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-10-27 00:57:24,108 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 00:57:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-10-27 00:57:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-10-27 00:57:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-10-27 00:57:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-10-27 00:57:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-10-27 00:57:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-10-27 00:57:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-10-27 00:57:24,109 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-10-27 00:57:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-10-27 00:57:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-10-27 00:57:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-10-27 00:57:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-10-27 00:57:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-10-27 00:57:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-10-27 00:57:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-10-27 00:57:24,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-10-27 00:57:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-27 00:57:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-10-27 00:57:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-10-27 00:57:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-27 00:57:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-10-27 00:57:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-10-27 00:57:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-27 00:57:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-10-27 00:57:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-10-27 00:57:24,112 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-10-27 00:57:24,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 00:57:24,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:57:24,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-10-27 00:57:25,954 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:57:25,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:57:25 BoogieIcfgContainer [2018-10-27 00:57:25,955 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:57:25,956 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 00:57:25,956 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 00:57:25,960 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 00:57:25,960 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 12:57:23" (1/3) ... [2018-10-27 00:57:25,961 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50f7c6c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:57:25, skipping insertion in model container [2018-10-27 00:57:25,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:23" (2/3) ... [2018-10-27 00:57:25,962 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50f7c6c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:57:25, skipping insertion in model container [2018-10-27 00:57:25,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:57:25" (3/3) ... [2018-10-27 00:57:25,964 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product49_true-unreach-call_false-termination.cil.c [2018-10-27 00:57:25,975 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 00:57:25,984 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 00:57:26,002 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 00:57:26,043 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 00:57:26,043 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 00:57:26,044 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 00:57:26,044 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 00:57:26,044 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 00:57:26,046 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 00:57:26,046 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 00:57:26,047 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 00:57:26,047 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 00:57:26,087 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states. [2018-10-27 00:57:26,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-27 00:57:26,110 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:57:26,111 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:57:26,114 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:57:26,126 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:57:26,127 INFO L82 PathProgramCache]: Analyzing trace with hash -529694062, now seen corresponding path program 1 times [2018-10-27 00:57:26,129 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 00:57:26,130 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 00:57:26,185 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:26,186 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:57:26,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:57:26,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:57:26,553 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:57:26,554 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-27 00:57:26,559 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-27 00:57:26,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-27 00:57:26,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-27 00:57:26,576 INFO L87 Difference]: Start difference. First operand 210 states. Second operand 2 states. [2018-10-27 00:57:26,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:57:26,623 INFO L93 Difference]: Finished difference Result 297 states and 358 transitions. [2018-10-27 00:57:26,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-27 00:57:26,625 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 83 [2018-10-27 00:57:26,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:57:26,642 INFO L225 Difference]: With dead ends: 297 [2018-10-27 00:57:26,642 INFO L226 Difference]: Without dead ends: 167 [2018-10-27 00:57:26,648 INFO L605 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 [2018-10-27 00:57:26,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2018-10-27 00:57:26,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 167. [2018-10-27 00:57:26,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2018-10-27 00:57:26,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 189 transitions. [2018-10-27 00:57:26,708 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 189 transitions. Word has length 83 [2018-10-27 00:57:26,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:57:26,709 INFO L481 AbstractCegarLoop]: Abstraction has 167 states and 189 transitions. [2018-10-27 00:57:26,709 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-27 00:57:26,710 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 189 transitions. [2018-10-27 00:57:26,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-27 00:57:26,714 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:57:26,714 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:57:26,714 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:57:26,714 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:57:26,715 INFO L82 PathProgramCache]: Analyzing trace with hash -223016424, now seen corresponding path program 1 times [2018-10-27 00:57:26,715 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 00:57:26,715 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 00:57:26,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:26,716 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:57:26,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:26,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:57:26,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:57:26,904 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:57:26,905 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 00:57:26,906 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 00:57:26,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 00:57:26,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 00:57:26,907 INFO L87 Difference]: Start difference. First operand 167 states and 189 transitions. Second operand 3 states. [2018-10-27 00:57:26,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:57:26,947 INFO L93 Difference]: Finished difference Result 244 states and 278 transitions. [2018-10-27 00:57:26,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 00:57:26,949 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 85 [2018-10-27 00:57:26,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:57:26,951 INFO L225 Difference]: With dead ends: 244 [2018-10-27 00:57:26,951 INFO L226 Difference]: Without dead ends: 157 [2018-10-27 00:57:26,954 INFO L605 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 [2018-10-27 00:57:26,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2018-10-27 00:57:26,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2018-10-27 00:57:26,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2018-10-27 00:57:26,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 176 transitions. [2018-10-27 00:57:26,972 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 176 transitions. Word has length 85 [2018-10-27 00:57:26,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:57:26,973 INFO L481 AbstractCegarLoop]: Abstraction has 157 states and 176 transitions. [2018-10-27 00:57:26,973 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 00:57:26,973 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 176 transitions. [2018-10-27 00:57:26,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-27 00:57:26,977 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:57:26,977 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:57:26,978 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:57:26,978 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:57:26,978 INFO L82 PathProgramCache]: Analyzing trace with hash -832778714, now seen corresponding path program 1 times [2018-10-27 00:57:26,978 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 00:57:26,978 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 00:57:26,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:26,980 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:57:26,980 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:57:27,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:57:27,207 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:57:27,207 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-27 00:57:27,209 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-27 00:57:27,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-27 00:57:27,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-10-27 00:57:27,210 INFO L87 Difference]: Start difference. First operand 157 states and 176 transitions. Second operand 7 states. [2018-10-27 00:57:28,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:57:28,122 INFO L93 Difference]: Finished difference Result 253 states and 292 transitions. [2018-10-27 00:57:28,124 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-27 00:57:28,124 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 89 [2018-10-27 00:57:28,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:57:28,128 INFO L225 Difference]: With dead ends: 253 [2018-10-27 00:57:28,128 INFO L226 Difference]: Without dead ends: 157 [2018-10-27 00:57:28,129 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-27 00:57:28,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2018-10-27 00:57:28,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2018-10-27 00:57:28,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2018-10-27 00:57:28,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 175 transitions. [2018-10-27 00:57:28,145 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 175 transitions. Word has length 89 [2018-10-27 00:57:28,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:57:28,146 INFO L481 AbstractCegarLoop]: Abstraction has 157 states and 175 transitions. [2018-10-27 00:57:28,146 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-27 00:57:28,147 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 175 transitions. [2018-10-27 00:57:28,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-27 00:57:28,150 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:57:28,150 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:57:28,150 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:57:28,151 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:57:28,151 INFO L82 PathProgramCache]: Analyzing trace with hash -1493078048, now seen corresponding path program 1 times [2018-10-27 00:57:28,151 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 00:57:28,151 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 00:57:28,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:28,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:57:28,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:57:28,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:57:28,387 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:57:28,387 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-27 00:57:28,388 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-27 00:57:28,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-27 00:57:28,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-27 00:57:28,389 INFO L87 Difference]: Start difference. First operand 157 states and 175 transitions. Second operand 5 states. [2018-10-27 00:57:29,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:57:29,492 INFO L93 Difference]: Finished difference Result 349 states and 412 transitions. [2018-10-27 00:57:29,493 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 00:57:29,493 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 102 [2018-10-27 00:57:29,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:57:29,495 INFO L225 Difference]: With dead ends: 349 [2018-10-27 00:57:29,495 INFO L226 Difference]: Without dead ends: 253 [2018-10-27 00:57:29,497 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-10-27 00:57:29,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2018-10-27 00:57:29,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 234. [2018-10-27 00:57:29,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2018-10-27 00:57:29,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 261 transitions. [2018-10-27 00:57:29,529 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 261 transitions. Word has length 102 [2018-10-27 00:57:29,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:57:29,530 INFO L481 AbstractCegarLoop]: Abstraction has 234 states and 261 transitions. [2018-10-27 00:57:29,530 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-27 00:57:29,530 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 261 transitions. [2018-10-27 00:57:29,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-27 00:57:29,535 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:57:29,535 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:57:29,536 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:57:29,536 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:57:29,536 INFO L82 PathProgramCache]: Analyzing trace with hash 1913313233, now seen corresponding path program 1 times [2018-10-27 00:57:29,536 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 00:57:29,536 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 00:57:29,537 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:29,538 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:57:29,538 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:29,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:57:30,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:57:30,004 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:57:30,004 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-10-27 00:57:30,004 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-27 00:57:30,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-27 00:57:30,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-10-27 00:57:30,005 INFO L87 Difference]: Start difference. First operand 234 states and 261 transitions. Second operand 10 states. [2018-10-27 00:57:30,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:57:30,592 INFO L93 Difference]: Finished difference Result 663 states and 817 transitions. [2018-10-27 00:57:30,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-10-27 00:57:30,593 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 116 [2018-10-27 00:57:30,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:57:30,598 INFO L225 Difference]: With dead ends: 663 [2018-10-27 00:57:30,598 INFO L226 Difference]: Without dead ends: 490 [2018-10-27 00:57:30,601 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-10-27 00:57:30,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2018-10-27 00:57:30,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 480. [2018-10-27 00:57:30,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 480 states. [2018-10-27 00:57:30,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 560 transitions. [2018-10-27 00:57:30,652 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 560 transitions. Word has length 116 [2018-10-27 00:57:30,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:57:30,652 INFO L481 AbstractCegarLoop]: Abstraction has 480 states and 560 transitions. [2018-10-27 00:57:30,652 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-27 00:57:30,653 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 560 transitions. [2018-10-27 00:57:30,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-27 00:57:30,658 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:57:30,659 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:57:30,659 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:57:30,659 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:57:30,660 INFO L82 PathProgramCache]: Analyzing trace with hash -1495392484, now seen corresponding path program 1 times [2018-10-27 00:57:30,660 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 00:57:30,660 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 00:57:30,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:30,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:57:30,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:57:30,788 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 00:57:30,788 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 00:57:30,788 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e58028f4-ed8a-414f-92bb-15c9c50d9e2b/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 [2018-10-27 00:57:30,798 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:57:30,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:57:30,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:57:31,290 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:57:31,326 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 00:57:31,326 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [6] total 12 [2018-10-27 00:57:31,327 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-27 00:57:31,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-27 00:57:31,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-10-27 00:57:31,328 INFO L87 Difference]: Start difference. First operand 480 states and 560 transitions. Second operand 12 states. [2018-10-27 00:57:33,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:57:33,893 INFO L93 Difference]: Finished difference Result 1314 states and 1730 transitions. [2018-10-27 00:57:33,893 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-10-27 00:57:33,893 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 175 [2018-10-27 00:57:33,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:57:33,899 INFO L225 Difference]: With dead ends: 1314 [2018-10-27 00:57:33,899 INFO L226 Difference]: Without dead ends: 895 [2018-10-27 00:57:33,903 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=162, Invalid=650, Unknown=0, NotChecked=0, Total=812 [2018-10-27 00:57:33,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 895 states. [2018-10-27 00:57:33,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 895 to 822. [2018-10-27 00:57:33,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 822 states. [2018-10-27 00:57:33,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 822 states and 1003 transitions. [2018-10-27 00:57:33,995 INFO L78 Accepts]: Start accepts. Automaton has 822 states and 1003 transitions. Word has length 175 [2018-10-27 00:57:33,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:57:33,995 INFO L481 AbstractCegarLoop]: Abstraction has 822 states and 1003 transitions. [2018-10-27 00:57:33,995 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-27 00:57:33,995 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1003 transitions. [2018-10-27 00:57:33,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-10-27 00:57:33,999 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:57:33,999 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:57:33,999 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:57:33,999 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:57:34,000 INFO L82 PathProgramCache]: Analyzing trace with hash 520878414, now seen corresponding path program 1 times [2018-10-27 00:57:34,000 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 00:57:34,002 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 00:57:34,003 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:34,003 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:57:34,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:34,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:57:34,366 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-10-27 00:57:34,366 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 00:57:34,366 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e58028f4-ed8a-414f-92bb-15c9c50d9e2b/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 [2018-10-27 00:57:34,373 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:57:34,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:57:34,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:57:34,530 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-27 00:57:34,554 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 00:57:34,554 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2018-10-27 00:57:34,555 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-27 00:57:34,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-27 00:57:34,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-10-27 00:57:34,556 INFO L87 Difference]: Start difference. First operand 822 states and 1003 transitions. Second operand 11 states. [2018-10-27 00:57:35,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:57:35,142 INFO L93 Difference]: Finished difference Result 1456 states and 1819 transitions. [2018-10-27 00:57:35,148 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-27 00:57:35,148 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 167 [2018-10-27 00:57:35,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:57:35,156 INFO L225 Difference]: With dead ends: 1456 [2018-10-27 00:57:35,156 INFO L226 Difference]: Without dead ends: 695 [2018-10-27 00:57:35,159 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-10-27 00:57:35,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 695 states. [2018-10-27 00:57:35,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 695 to 695. [2018-10-27 00:57:35,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 695 states. [2018-10-27 00:57:35,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 695 states and 833 transitions. [2018-10-27 00:57:35,223 INFO L78 Accepts]: Start accepts. Automaton has 695 states and 833 transitions. Word has length 167 [2018-10-27 00:57:35,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:57:35,225 INFO L481 AbstractCegarLoop]: Abstraction has 695 states and 833 transitions. [2018-10-27 00:57:35,225 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-27 00:57:35,225 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 833 transitions. [2018-10-27 00:57:35,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-27 00:57:35,230 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:57:35,230 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:57:35,231 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:57:35,232 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:57:35,232 INFO L82 PathProgramCache]: Analyzing trace with hash -1717054605, now seen corresponding path program 1 times [2018-10-27 00:57:35,232 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 00:57:35,232 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 00:57:35,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:35,233 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:57:35,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:57:35,713 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-27 00:57:35,714 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:57:35,714 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 00:57:35,714 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 00:57:35,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 00:57:35,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-27 00:57:35,715 INFO L87 Difference]: Start difference. First operand 695 states and 833 transitions. Second operand 6 states. [2018-10-27 00:57:35,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:57:35,964 INFO L93 Difference]: Finished difference Result 1284 states and 1568 transitions. [2018-10-27 00:57:35,968 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-27 00:57:35,968 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 171 [2018-10-27 00:57:35,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:57:35,979 INFO L225 Difference]: With dead ends: 1284 [2018-10-27 00:57:35,979 INFO L226 Difference]: Without dead ends: 710 [2018-10-27 00:57:35,981 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-27 00:57:35,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2018-10-27 00:57:36,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 710. [2018-10-27 00:57:36,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 710 states. [2018-10-27 00:57:36,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 848 transitions. [2018-10-27 00:57:36,036 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 848 transitions. Word has length 171 [2018-10-27 00:57:36,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:57:36,038 INFO L481 AbstractCegarLoop]: Abstraction has 710 states and 848 transitions. [2018-10-27 00:57:36,038 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 00:57:36,038 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 848 transitions. [2018-10-27 00:57:36,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-27 00:57:36,040 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:57:36,041 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:57:36,041 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:57:36,041 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:57:36,041 INFO L82 PathProgramCache]: Analyzing trace with hash 2068439601, now seen corresponding path program 1 times [2018-10-27 00:57:36,041 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 00:57:36,041 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 00:57:36,042 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:36,042 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:57:36,042 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:36,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:57:36,462 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-27 00:57:36,462 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 00:57:36,463 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 00:57:36,463 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 00:57:36,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 00:57:36,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-27 00:57:36,464 INFO L87 Difference]: Start difference. First operand 710 states and 848 transitions. Second operand 6 states. [2018-10-27 00:57:36,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:57:36,945 INFO L93 Difference]: Finished difference Result 727 states and 867 transitions. [2018-10-27 00:57:36,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-27 00:57:36,948 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 171 [2018-10-27 00:57:36,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:57:36,954 INFO L225 Difference]: With dead ends: 727 [2018-10-27 00:57:36,955 INFO L226 Difference]: Without dead ends: 724 [2018-10-27 00:57:36,956 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-10-27 00:57:36,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 724 states. [2018-10-27 00:57:37,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 724 to 710. [2018-10-27 00:57:37,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 710 states. [2018-10-27 00:57:37,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 844 transitions. [2018-10-27 00:57:37,029 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 844 transitions. Word has length 171 [2018-10-27 00:57:37,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:57:37,030 INFO L481 AbstractCegarLoop]: Abstraction has 710 states and 844 transitions. [2018-10-27 00:57:37,031 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 00:57:37,031 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 844 transitions. [2018-10-27 00:57:37,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-27 00:57:37,033 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:57:37,033 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 00:57:37,034 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:57:37,034 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:57:37,034 INFO L82 PathProgramCache]: Analyzing trace with hash -596129328, now seen corresponding path program 1 times [2018-10-27 00:57:37,034 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 00:57:37,034 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 00:57:37,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:37,035 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:57:37,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:37,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:57:37,950 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-27 00:57:37,950 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 00:57:37,950 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e58028f4-ed8a-414f-92bb-15c9c50d9e2b/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 [2018-10-27 00:57:37,959 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:57:38,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:57:38,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:57:38,327 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:57:38,350 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-27 00:57:38,350 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2018-10-27 00:57:38,351 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-10-27 00:57:38,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-10-27 00:57:38,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-10-27 00:57:38,351 INFO L87 Difference]: Start difference. First operand 710 states and 844 transitions. Second operand 14 states. [2018-10-27 00:57:40,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:57:40,209 INFO L93 Difference]: Finished difference Result 1484 states and 1868 transitions. [2018-10-27 00:57:40,210 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-10-27 00:57:40,210 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 175 [2018-10-27 00:57:40,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:57:40,215 INFO L225 Difference]: With dead ends: 1484 [2018-10-27 00:57:40,215 INFO L226 Difference]: Without dead ends: 895 [2018-10-27 00:57:40,218 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=206, Invalid=850, Unknown=0, NotChecked=0, Total=1056 [2018-10-27 00:57:40,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 895 states. [2018-10-27 00:57:40,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 895 to 767. [2018-10-27 00:57:40,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 767 states. [2018-10-27 00:57:40,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 767 states and 900 transitions. [2018-10-27 00:57:40,291 INFO L78 Accepts]: Start accepts. Automaton has 767 states and 900 transitions. Word has length 175 [2018-10-27 00:57:40,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:57:40,293 INFO L481 AbstractCegarLoop]: Abstraction has 767 states and 900 transitions. [2018-10-27 00:57:40,293 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-10-27 00:57:40,293 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 900 transitions. [2018-10-27 00:57:40,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-10-27 00:57:40,299 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 00:57:40,300 INFO L375 BasicCegarLoop]: trace histogram [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, 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] [2018-10-27 00:57:40,300 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 00:57:40,300 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:57:40,300 INFO L82 PathProgramCache]: Analyzing trace with hash -2023058722, now seen corresponding path program 1 times [2018-10-27 00:57:40,300 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 00:57:40,300 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 00:57:40,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:40,304 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:57:40,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 00:57:40,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:57:40,544 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 41 proven. 8 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-27 00:57:40,544 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 00:57:40,544 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e58028f4-ed8a-414f-92bb-15c9c50d9e2b/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-27 00:57:40,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 00:57:40,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:57:40,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 00:57:40,890 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-10-27 00:57:40,911 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 00:57:40,911 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2018-10-27 00:57:40,912 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-10-27 00:57:40,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-10-27 00:57:40,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-10-27 00:57:40,913 INFO L87 Difference]: Start difference. First operand 767 states and 900 transitions. Second operand 13 states. [2018-10-27 00:57:41,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 00:57:41,034 INFO L93 Difference]: Finished difference Result 1001 states and 1180 transitions. [2018-10-27 00:57:41,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-27 00:57:41,036 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 229 [2018-10-27 00:57:41,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 00:57:41,038 INFO L225 Difference]: With dead ends: 1001 [2018-10-27 00:57:41,038 INFO L226 Difference]: Without dead ends: 0 [2018-10-27 00:57:41,040 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-10-27 00:57:41,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-27 00:57:41,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-27 00:57:41,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-27 00:57:41,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-27 00:57:41,041 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 229 [2018-10-27 00:57:41,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 00:57:41,041 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 00:57:41,042 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-10-27 00:57:41,042 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-27 00:57:41,042 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 00:57:41,054 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-27 00:57:41,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,234 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:41,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 00:57:43,830 WARN L179 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 51 DAG size of output: 31 [2018-10-27 00:57:44,079 WARN L179 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 11 [2018-10-27 00:57:44,205 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 22 [2018-10-27 00:57:44,383 WARN L179 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 19 [2018-10-27 00:57:44,915 WARN L179 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 14 [2018-10-27 00:57:45,329 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 23 [2018-10-27 00:57:46,026 WARN L179 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 16 [2018-10-27 00:57:46,345 WARN L179 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 1 [2018-10-27 00:57:46,372 INFO L425 ceAbstractionStarter]: For program point L667(line 667) no Hoare annotation was computed. [2018-10-27 00:57:46,372 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 641 696) no Hoare annotation was computed. [2018-10-27 00:57:46,372 INFO L425 ceAbstractionStarter]: For program point L688(lines 665 689) no Hoare annotation was computed. [2018-10-27 00:57:46,372 INFO L425 ceAbstractionStarter]: For program point L672(lines 672 676) no Hoare annotation was computed. [2018-10-27 00:57:46,372 INFO L425 ceAbstractionStarter]: For program point L672-1(lines 672 676) no Hoare annotation was computed. [2018-10-27 00:57:46,372 INFO L425 ceAbstractionStarter]: For program point L666-1(lines 666 687) no Hoare annotation was computed. [2018-10-27 00:57:46,372 INFO L425 ceAbstractionStarter]: For program point L664(line 664) no Hoare annotation was computed. [2018-10-27 00:57:46,372 INFO L425 ceAbstractionStarter]: For program point L664-1(line 664) no Hoare annotation was computed. [2018-10-27 00:57:46,372 INFO L425 ceAbstractionStarter]: For program point L693(line 693) no Hoare annotation was computed. [2018-10-27 00:57:46,372 INFO L425 ceAbstractionStarter]: For program point L685(line 685) no Hoare annotation was computed. [2018-10-27 00:57:46,372 INFO L425 ceAbstractionStarter]: For program point L685-1(lines 666 687) no Hoare annotation was computed. [2018-10-27 00:57:46,373 INFO L425 ceAbstractionStarter]: For program point L683(line 683) no Hoare annotation was computed. [2018-10-27 00:57:46,373 INFO L425 ceAbstractionStarter]: For program point L683-1(line 683) no Hoare annotation was computed. [2018-10-27 00:57:46,373 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 641 696) no Hoare annotation was computed. [2018-10-27 00:57:46,373 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 641 696) no Hoare annotation was computed. [2018-10-27 00:57:46,373 INFO L425 ceAbstractionStarter]: For program point L737(line 737) no Hoare annotation was computed. [2018-10-27 00:57:46,373 INFO L425 ceAbstractionStarter]: For program point L737-1(line 737) no Hoare annotation was computed. [2018-10-27 00:57:46,373 INFO L425 ceAbstractionStarter]: For program point L729(lines 729 733) no Hoare annotation was computed. [2018-10-27 00:57:46,373 INFO L425 ceAbstractionStarter]: For program point L729-1(lines 729 733) no Hoare annotation was computed. [2018-10-27 00:57:46,373 INFO L425 ceAbstractionStarter]: For program point L723-1(lines 723 748) no Hoare annotation was computed. [2018-10-27 00:57:46,373 INFO L425 ceAbstractionStarter]: For program point L721(line 721) no Hoare annotation was computed. [2018-10-27 00:57:46,373 INFO L425 ceAbstractionStarter]: For program point L721-1(line 721) no Hoare annotation was computed. [2018-10-27 00:57:46,373 INFO L425 ceAbstractionStarter]: For program point L723-3(lines 723 748) no Hoare annotation was computed. [2018-10-27 00:57:46,373 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 697 756) no Hoare annotation was computed. [2018-10-27 00:57:46,374 INFO L425 ceAbstractionStarter]: For program point L746(line 746) no Hoare annotation was computed. [2018-10-27 00:57:46,374 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 697 756) no Hoare annotation was computed. [2018-10-27 00:57:46,374 INFO L425 ceAbstractionStarter]: For program point L746-1(line 746) no Hoare annotation was computed. [2018-10-27 00:57:46,374 INFO L425 ceAbstractionStarter]: For program point L742(line 742) no Hoare annotation was computed. [2018-10-27 00:57:46,374 INFO L425 ceAbstractionStarter]: For program point L742-1(line 742) no Hoare annotation was computed. [2018-10-27 00:57:46,374 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 697 756) no Hoare annotation was computed. [2018-10-27 00:57:46,374 INFO L425 ceAbstractionStarter]: For program point L724(line 724) no Hoare annotation was computed. [2018-10-27 00:57:46,374 INFO L425 ceAbstractionStarter]: For program point L749(lines 722 750) no Hoare annotation was computed. [2018-10-27 00:57:46,374 INFO L425 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2018-10-27 00:57:46,374 INFO L425 ceAbstractionStarter]: For program point L741-1(line 741) no Hoare annotation was computed. [2018-10-27 00:57:46,375 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 546 552) the Hoare annotation is: true [2018-10-27 00:57:46,375 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 546 552) no Hoare annotation was computed. [2018-10-27 00:57:46,375 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 553 561) no Hoare annotation was computed. [2018-10-27 00:57:46,375 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 553 561) the Hoare annotation is: true [2018-10-27 00:57:46,375 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 553 561) no Hoare annotation was computed. [2018-10-27 00:57:46,375 INFO L421 ceAbstractionStarter]: At program point L577(line 577) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 ~pumpRunning~0)) (< ~waterLevel~0 1) .cse0) (or (< ~waterLevel~0 2) .cse0))) [2018-10-27 00:57:46,375 INFO L425 ceAbstractionStarter]: For program point L575(lines 575 581) no Hoare annotation was computed. [2018-10-27 00:57:46,375 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 563 587) the Hoare annotation is: true [2018-10-27 00:57:46,375 INFO L421 ceAbstractionStarter]: At program point L573(line 573) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 ~pumpRunning~0)) (< ~waterLevel~0 1) .cse0) (or (< ~waterLevel~0 2) .cse0))) [2018-10-27 00:57:46,375 INFO L425 ceAbstractionStarter]: For program point L573-1(line 573) no Hoare annotation was computed. [2018-10-27 00:57:46,375 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 584) no Hoare annotation was computed. [2018-10-27 00:57:46,376 INFO L425 ceAbstractionStarter]: For program point L571-1(lines 563 587) no Hoare annotation was computed. [2018-10-27 00:57:46,376 INFO L428 ceAbstractionStarter]: At program point L569(line 569) the Hoare annotation is: true [2018-10-27 00:57:46,376 INFO L425 ceAbstractionStarter]: For program point L569-1(line 569) no Hoare annotation was computed. [2018-10-27 00:57:46,376 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 563 587) no Hoare annotation was computed. [2018-10-27 00:57:46,376 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 238 260) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-10-27 00:57:46,376 INFO L421 ceAbstractionStarter]: At program point L250(line 250) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 ~waterLevel~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-10-27 00:57:46,376 INFO L421 ceAbstractionStarter]: At program point L250-1(line 250) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 ~waterLevel~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-10-27 00:57:46,376 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 238 260) no Hoare annotation was computed. [2018-10-27 00:57:46,376 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 255) no Hoare annotation was computed. [2018-10-27 00:57:46,376 INFO L425 ceAbstractionStarter]: For program point L248-1(lines 248 255) no Hoare annotation was computed. [2018-10-27 00:57:46,377 INFO L425 ceAbstractionStarter]: For program point L246(line 246) no Hoare annotation was computed. [2018-10-27 00:57:46,377 INFO L421 ceAbstractionStarter]: At program point L245(line 245) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-10-27 00:57:46,377 INFO L421 ceAbstractionStarter]: At program point L244(line 244) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-10-27 00:57:46,377 INFO L421 ceAbstractionStarter]: At program point L244-1(line 244) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-10-27 00:57:46,377 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 238 260) no Hoare annotation was computed. [2018-10-27 00:57:46,377 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 193 216) no Hoare annotation was computed. [2018-10-27 00:57:46,377 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 193 216) no Hoare annotation was computed. [2018-10-27 00:57:46,377 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 193 216) no Hoare annotation was computed. [2018-10-27 00:57:46,377 INFO L425 ceAbstractionStarter]: For program point L211(line 211) no Hoare annotation was computed. [2018-10-27 00:57:46,377 INFO L425 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2018-10-27 00:57:46,377 INFO L425 ceAbstractionStarter]: For program point L209(line 209) no Hoare annotation was computed. [2018-10-27 00:57:46,377 INFO L425 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2018-10-27 00:57:46,378 INFO L425 ceAbstractionStarter]: For program point L207(line 207) no Hoare annotation was computed. [2018-10-27 00:57:46,378 INFO L425 ceAbstractionStarter]: For program point L206(line 206) no Hoare annotation was computed. [2018-10-27 00:57:46,378 INFO L425 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-10-27 00:57:46,378 INFO L425 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-10-27 00:57:46,378 INFO L425 ceAbstractionStarter]: For program point L203(line 203) no Hoare annotation was computed. [2018-10-27 00:57:46,378 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-27 00:57:46,378 INFO L425 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-10-27 00:57:46,378 INFO L425 ceAbstractionStarter]: For program point L200(line 200) no Hoare annotation was computed. [2018-10-27 00:57:46,378 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-27 00:57:46,378 INFO L425 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-10-27 00:57:46,378 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 379 387) no Hoare annotation was computed. [2018-10-27 00:57:46,378 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 379 387) the Hoare annotation is: true [2018-10-27 00:57:46,379 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 379 387) no Hoare annotation was computed. [2018-10-27 00:57:46,379 INFO L425 ceAbstractionStarter]: For program point L450-1(line 450) no Hoare annotation was computed. [2018-10-27 00:57:46,379 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 443 461) the Hoare annotation is: true [2018-10-27 00:57:46,379 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 443 461) no Hoare annotation was computed. [2018-10-27 00:57:46,379 INFO L425 ceAbstractionStarter]: For program point L452(lines 452 456) no Hoare annotation was computed. [2018-10-27 00:57:46,379 INFO L428 ceAbstractionStarter]: At program point L450(line 450) the Hoare annotation is: true [2018-10-27 00:57:46,379 INFO L425 ceAbstractionStarter]: For program point L452-2(lines 452 456) no Hoare annotation was computed. [2018-10-27 00:57:46,379 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 443 461) no Hoare annotation was computed. [2018-10-27 00:57:46,379 INFO L425 ceAbstractionStarter]: For program point L418-1(line 418) no Hoare annotation was computed. [2018-10-27 00:57:46,379 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 415) no Hoare annotation was computed. [2018-10-27 00:57:46,379 INFO L425 ceAbstractionStarter]: For program point L407-2(lines 407 415) no Hoare annotation was computed. [2018-10-27 00:57:46,380 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 388 423) no Hoare annotation was computed. [2018-10-27 00:57:46,380 INFO L425 ceAbstractionStarter]: For program point L395(lines 395 403) no Hoare annotation was computed. [2018-10-27 00:57:46,380 INFO L425 ceAbstractionStarter]: For program point L395-2(lines 395 403) no Hoare annotation was computed. [2018-10-27 00:57:46,380 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 388 423) no Hoare annotation was computed. [2018-10-27 00:57:46,380 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 388 423) no Hoare annotation was computed. [2018-10-27 00:57:46,380 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-27 00:57:46,380 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 539 545) no Hoare annotation was computed. [2018-10-27 00:57:46,380 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 539 545) the Hoare annotation is: true [2018-10-27 00:57:46,380 INFO L425 ceAbstractionStarter]: For program point L636(line 636) no Hoare annotation was computed. [2018-10-27 00:57:46,380 INFO L425 ceAbstractionStarter]: For program point L632(line 632) no Hoare annotation was computed. [2018-10-27 00:57:46,380 INFO L425 ceAbstractionStarter]: For program point L632-1(line 632) no Hoare annotation was computed. [2018-10-27 00:57:46,380 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 595 640) no Hoare annotation was computed. [2018-10-27 00:57:46,380 INFO L425 ceAbstractionStarter]: For program point L632-2(line 632) no Hoare annotation was computed. [2018-10-27 00:57:46,381 INFO L425 ceAbstractionStarter]: For program point L625(line 625) no Hoare annotation was computed. [2018-10-27 00:57:46,381 INFO L425 ceAbstractionStarter]: For program point L625-1(line 625) no Hoare annotation was computed. [2018-10-27 00:57:46,381 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 595 640) no Hoare annotation was computed. [2018-10-27 00:57:46,381 INFO L425 ceAbstractionStarter]: For program point L621(line 621) no Hoare annotation was computed. [2018-10-27 00:57:46,381 INFO L425 ceAbstractionStarter]: For program point L621-1(line 621) no Hoare annotation was computed. [2018-10-27 00:57:46,381 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 595 640) no Hoare annotation was computed. [2018-10-27 00:57:46,381 INFO L425 ceAbstractionStarter]: For program point L618(line 618) no Hoare annotation was computed. [2018-10-27 00:57:46,381 INFO L425 ceAbstractionStarter]: For program point L618-1(line 618) no Hoare annotation was computed. [2018-10-27 00:57:46,381 INFO L425 ceAbstractionStarter]: For program point L928(lines 928 935) no Hoare annotation was computed. [2018-10-27 00:57:46,381 INFO L425 ceAbstractionStarter]: For program point L927(line 927) no Hoare annotation was computed. [2018-10-27 00:57:46,381 INFO L425 ceAbstractionStarter]: For program point L927-1(line 927) no Hoare annotation was computed. [2018-10-27 00:57:46,381 INFO L425 ceAbstractionStarter]: For program point L922(lines 922 942) no Hoare annotation was computed. [2018-10-27 00:57:46,381 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 908 953) no Hoare annotation was computed. [2018-10-27 00:57:46,382 INFO L425 ceAbstractionStarter]: For program point L949(line 949) no Hoare annotation was computed. [2018-10-27 00:57:46,382 INFO L425 ceAbstractionStarter]: For program point L949-1(line 949) no Hoare annotation was computed. [2018-10-27 00:57:46,382 INFO L425 ceAbstractionStarter]: For program point L947(line 947) no Hoare annotation was computed. [2018-10-27 00:57:46,382 INFO L425 ceAbstractionStarter]: For program point L947-1(line 947) no Hoare annotation was computed. [2018-10-27 00:57:46,382 INFO L425 ceAbstractionStarter]: For program point L939(lines 939 940) no Hoare annotation was computed. [2018-10-27 00:57:46,382 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 908 953) no Hoare annotation was computed. [2018-10-27 00:57:46,382 INFO L425 ceAbstractionStarter]: For program point L939-1(lines 922 942) no Hoare annotation was computed. [2018-10-27 00:57:46,382 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 908 953) no Hoare annotation was computed. [2018-10-27 00:57:46,382 INFO L425 ceAbstractionStarter]: For program point L932(lines 932 933) no Hoare annotation was computed. [2018-10-27 00:57:46,382 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 225 234) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-10-27 00:57:46,382 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 225 234) no Hoare annotation was computed. [2018-10-27 00:57:46,382 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 225 234) no Hoare annotation was computed. [2018-10-27 00:57:46,383 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 368 378) no Hoare annotation was computed. [2018-10-27 00:57:46,383 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 368 378) no Hoare annotation was computed. [2018-10-27 00:57:46,383 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 368 378) no Hoare annotation was computed. [2018-10-27 00:57:46,383 INFO L425 ceAbstractionStarter]: For program point L373(line 373) no Hoare annotation was computed. [2018-10-27 00:57:46,383 INFO L425 ceAbstractionStarter]: For program point L373-1(line 373) no Hoare annotation was computed. [2018-10-27 00:57:46,383 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 360 367) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 1) (= |old(~pumpRunning~0)| 0) (not (= ~systemActive~0 1))) [2018-10-27 00:57:46,383 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 360 367) no Hoare annotation was computed. [2018-10-27 00:57:46,383 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 360 367) no Hoare annotation was computed. [2018-10-27 00:57:46,383 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 146) no Hoare annotation was computed. [2018-10-27 00:57:46,383 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 136 149) no Hoare annotation was computed. [2018-10-27 00:57:46,383 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 136 149) the Hoare annotation is: true [2018-10-27 00:57:46,383 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 136 149) no Hoare annotation was computed. [2018-10-27 00:57:46,384 INFO L421 ceAbstractionStarter]: At program point L346(line 346) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= |old(~pumpRunning~0)| 0) .cse1) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 .cse1))) [2018-10-27 00:57:46,384 INFO L425 ceAbstractionStarter]: For program point L346-1(lines 327 351) no Hoare annotation was computed. [2018-10-27 00:57:46,384 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 327 351) no Hoare annotation was computed. [2018-10-27 00:57:46,384 INFO L421 ceAbstractionStarter]: At program point L341(line 341) the Hoare annotation is: (or (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-10-27 00:57:46,384 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 327 351) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-10-27 00:57:46,384 INFO L421 ceAbstractionStarter]: At program point L337(line 337) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (and (= processEnvironment_~tmp~2 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-10-27 00:57:46,384 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 343) no Hoare annotation was computed. [2018-10-27 00:57:46,384 INFO L421 ceAbstractionStarter]: At program point L333(line 333) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 .cse1))) [2018-10-27 00:57:46,384 INFO L425 ceAbstractionStarter]: For program point L333-1(line 333) no Hoare annotation was computed. [2018-10-27 00:57:46,384 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 348) no Hoare annotation was computed. [2018-10-27 00:57:46,385 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 293 299) no Hoare annotation was computed. [2018-10-27 00:57:46,385 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 293 299) the Hoare annotation is: true [2018-10-27 00:57:46,385 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 463 526) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-10-27 00:57:46,385 INFO L425 ceAbstractionStarter]: For program point L475(lines 475 479) no Hoare annotation was computed. [2018-10-27 00:57:46,385 INFO L425 ceAbstractionStarter]: For program point L473-1(lines 473 518) no Hoare annotation was computed. [2018-10-27 00:57:46,385 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 463 526) no Hoare annotation was computed. [2018-10-27 00:57:46,385 INFO L421 ceAbstractionStarter]: At program point L519(lines 472 520) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-10-27 00:57:46,385 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 513) no Hoare annotation was computed. [2018-10-27 00:57:46,385 INFO L421 ceAbstractionStarter]: At program point L509-2(lines 503 514) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-10-27 00:57:46,385 INFO L425 ceAbstractionStarter]: For program point L474(lines 473 518) no Hoare annotation was computed. [2018-10-27 00:57:46,386 INFO L425 ceAbstractionStarter]: For program point L503(lines 503 514) no Hoare annotation was computed. [2018-10-27 00:57:46,386 INFO L421 ceAbstractionStarter]: At program point L495(line 495) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-10-27 00:57:46,386 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 499) no Hoare annotation was computed. [2018-10-27 00:57:46,386 INFO L425 ceAbstractionStarter]: For program point L493-1(lines 493 499) no Hoare annotation was computed. [2018-10-27 00:57:46,386 INFO L421 ceAbstractionStarter]: At program point L485(line 485) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-10-27 00:57:46,386 INFO L421 ceAbstractionStarter]: At program point L516(lines 473 518) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-10-27 00:57:46,386 INFO L425 ceAbstractionStarter]: For program point L483(lines 483 489) no Hoare annotation was computed. [2018-10-27 00:57:46,386 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 463 526) no Hoare annotation was computed. [2018-10-27 00:57:46,386 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 483 489) no Hoare annotation was computed. [2018-10-27 00:57:46,387 INFO L425 ceAbstractionStarter]: For program point L893(lines 893 894) no Hoare annotation was computed. [2018-10-27 00:57:46,387 INFO L425 ceAbstractionStarter]: For program point L893-1(lines 876 896) no Hoare annotation was computed. [2018-10-27 00:57:46,387 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 862 907) no Hoare annotation was computed. [2018-10-27 00:57:46,387 INFO L425 ceAbstractionStarter]: For program point L886(lines 886 887) no Hoare annotation was computed. [2018-10-27 00:57:46,387 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 862 907) no Hoare annotation was computed. [2018-10-27 00:57:46,387 INFO L425 ceAbstractionStarter]: For program point L882(lines 882 889) no Hoare annotation was computed. [2018-10-27 00:57:46,387 INFO L425 ceAbstractionStarter]: For program point L881(line 881) no Hoare annotation was computed. [2018-10-27 00:57:46,387 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 862 907) no Hoare annotation was computed. [2018-10-27 00:57:46,387 INFO L425 ceAbstractionStarter]: For program point L881-1(line 881) no Hoare annotation was computed. [2018-10-27 00:57:46,387 INFO L425 ceAbstractionStarter]: For program point L876(lines 876 896) no Hoare annotation was computed. [2018-10-27 00:57:46,387 INFO L425 ceAbstractionStarter]: For program point L903(line 903) no Hoare annotation was computed. [2018-10-27 00:57:46,387 INFO L425 ceAbstractionStarter]: For program point L903-1(line 903) no Hoare annotation was computed. [2018-10-27 00:57:46,388 INFO L425 ceAbstractionStarter]: For program point L901(line 901) no Hoare annotation was computed. [2018-10-27 00:57:46,388 INFO L425 ceAbstractionStarter]: For program point L901-1(line 901) no Hoare annotation was computed. [2018-10-27 00:57:46,388 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 150 158) no Hoare annotation was computed. [2018-10-27 00:57:46,388 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 150 158) the Hoare annotation is: true [2018-10-27 00:57:46,388 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 150 158) no Hoare annotation was computed. [2018-10-27 00:57:46,388 INFO L425 ceAbstractionStarter]: For program point L112(lines 112 120) no Hoare annotation was computed. [2018-10-27 00:57:46,388 INFO L425 ceAbstractionStarter]: For program point L112-2(lines 112 120) no Hoare annotation was computed. [2018-10-27 00:57:46,388 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 104 126) no Hoare annotation was computed. [2018-10-27 00:57:46,388 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 104 126) no Hoare annotation was computed. [2018-10-27 00:57:46,388 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 104 126) no Hoare annotation was computed. [2018-10-27 00:57:46,389 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 529 538) no Hoare annotation was computed. [2018-10-27 00:57:46,389 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 529 538) no Hoare annotation was computed. [2018-10-27 00:57:46,389 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 529 538) no Hoare annotation was computed. [2018-10-27 00:57:46,389 INFO L425 ceAbstractionStarter]: For program point L824(line 824) no Hoare annotation was computed. [2018-10-27 00:57:46,389 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 787) no Hoare annotation was computed. [2018-10-27 00:57:46,389 INFO L425 ceAbstractionStarter]: For program point L808-1(lines 808 828) no Hoare annotation was computed. [2018-10-27 00:57:46,389 INFO L425 ceAbstractionStarter]: For program point L808-3(lines 808 828) no Hoare annotation was computed. [2018-10-27 00:57:46,389 INFO L425 ceAbstractionStarter]: For program point L837(line 837) no Hoare annotation was computed. [2018-10-27 00:57:46,389 INFO L425 ceAbstractionStarter]: For program point L837-1(line 837) no Hoare annotation was computed. [2018-10-27 00:57:46,389 INFO L425 ceAbstractionStarter]: For program point L829(lines 807 830) no Hoare annotation was computed. [2018-10-27 00:57:46,389 INFO L425 ceAbstractionStarter]: For program point L821(line 821) no Hoare annotation was computed. [2018-10-27 00:57:46,389 INFO L425 ceAbstractionStarter]: For program point L788(lines 788 804) no Hoare annotation was computed. [2018-10-27 00:57:46,390 INFO L425 ceAbstractionStarter]: For program point L821-1(line 821) no Hoare annotation was computed. [2018-10-27 00:57:46,390 INFO L425 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-10-27 00:57:46,390 INFO L425 ceAbstractionStarter]: For program point L850-1(line 850) no Hoare annotation was computed. [2018-10-27 00:57:46,390 INFO L425 ceAbstractionStarter]: For program point L809(lines 808 828) no Hoare annotation was computed. [2018-10-27 00:57:46,390 INFO L425 ceAbstractionStarter]: For program point L805(lines 805 846) no Hoare annotation was computed. [2018-10-27 00:57:46,390 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 759 861) no Hoare annotation was computed. [2018-10-27 00:57:46,390 INFO L425 ceAbstractionStarter]: For program point L797(line 797) no Hoare annotation was computed. [2018-10-27 00:57:46,390 INFO L425 ceAbstractionStarter]: For program point L797-1(line 797) no Hoare annotation was computed. [2018-10-27 00:57:46,390 INFO L425 ceAbstractionStarter]: For program point L793(line 793) no Hoare annotation was computed. [2018-10-27 00:57:46,390 INFO L425 ceAbstractionStarter]: For program point L793-1(line 793) no Hoare annotation was computed. [2018-10-27 00:57:46,390 INFO L425 ceAbstractionStarter]: For program point L847(lines 847 858) no Hoare annotation was computed. [2018-10-27 00:57:46,391 INFO L425 ceAbstractionStarter]: For program point L810(lines 810 814) no Hoare annotation was computed. [2018-10-27 00:57:46,391 INFO L425 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-10-27 00:57:46,391 INFO L425 ceAbstractionStarter]: For program point L839-1(line 839) no Hoare annotation was computed. [2018-10-27 00:57:46,391 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 759 861) no Hoare annotation was computed. [2018-10-27 00:57:46,391 INFO L425 ceAbstractionStarter]: For program point L835(line 835) no Hoare annotation was computed. [2018-10-27 00:57:46,391 INFO L425 ceAbstractionStarter]: For program point L835-1(line 835) no Hoare annotation was computed. [2018-10-27 00:57:46,391 INFO L425 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2018-10-27 00:57:46,391 INFO L425 ceAbstractionStarter]: For program point L790(line 790) no Hoare annotation was computed. [2018-10-27 00:57:46,391 INFO L425 ceAbstractionStarter]: For program point L823-1(line 823) no Hoare annotation was computed. [2018-10-27 00:57:46,391 INFO L425 ceAbstractionStarter]: For program point L790-1(line 790) no Hoare annotation was computed. [2018-10-27 00:57:46,391 INFO L425 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-10-27 00:57:46,392 INFO L425 ceAbstractionStarter]: For program point L819-1(line 819) no Hoare annotation was computed. [2018-10-27 00:57:46,392 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 759 861) no Hoare annotation was computed. [2018-10-27 00:57:46,392 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 855) no Hoare annotation was computed. [2018-10-27 00:57:46,392 INFO L425 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-10-27 00:57:46,392 INFO L425 ceAbstractionStarter]: For program point L417(line 417) no Hoare annotation was computed. [2018-10-27 00:57:46,392 INFO L425 ceAbstractionStarter]: For program point L417-1(line 417) no Hoare annotation was computed. [2018-10-27 00:57:46,392 INFO L425 ceAbstractionStarter]: For program point L894(line 894) no Hoare annotation was computed. [2018-10-27 00:57:46,392 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-27 00:57:46,392 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-10-27 00:57:46,392 INFO L425 ceAbstractionStarter]: For program point L413-1(line 413) no Hoare annotation was computed. [2018-10-27 00:57:46,392 INFO L425 ceAbstractionStarter]: For program point L122(line 122) no Hoare annotation was computed. [2018-10-27 00:57:46,393 INFO L425 ceAbstractionStarter]: For program point L122-1(line 122) no Hoare annotation was computed. [2018-10-27 00:57:46,393 INFO L425 ceAbstractionStarter]: For program point L409(line 409) no Hoare annotation was computed. [2018-10-27 00:57:46,393 INFO L425 ceAbstractionStarter]: For program point L409-1(line 409) no Hoare annotation was computed. [2018-10-27 00:57:46,393 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-27 00:57:46,393 INFO L425 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2018-10-27 00:57:46,393 INFO L425 ceAbstractionStarter]: For program point L118-1(line 118) no Hoare annotation was computed. [2018-10-27 00:57:46,393 INFO L425 ceAbstractionStarter]: For program point L405(line 405) no Hoare annotation was computed. [2018-10-27 00:57:46,393 INFO L425 ceAbstractionStarter]: For program point L886-1(line 886) no Hoare annotation was computed. [2018-10-27 00:57:46,393 INFO L425 ceAbstractionStarter]: For program point L405-1(line 405) no Hoare annotation was computed. [2018-10-27 00:57:46,393 INFO L425 ceAbstractionStarter]: For program point L886-2(line 886) no Hoare annotation was computed. [2018-10-27 00:57:46,393 INFO L425 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-10-27 00:57:46,393 INFO L425 ceAbstractionStarter]: For program point L114-1(line 114) no Hoare annotation was computed. [2018-10-27 00:57:46,394 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-10-27 00:57:46,394 INFO L425 ceAbstractionStarter]: For program point L401-1(line 401) no Hoare annotation was computed. [2018-10-27 00:57:46,394 INFO L425 ceAbstractionStarter]: For program point L110(line 110) no Hoare annotation was computed. [2018-10-27 00:57:46,394 INFO L425 ceAbstractionStarter]: For program point L397(line 397) no Hoare annotation was computed. [2018-10-27 00:57:46,394 INFO L425 ceAbstractionStarter]: For program point L940(line 940) no Hoare annotation was computed. [2018-10-27 00:57:46,394 INFO L425 ceAbstractionStarter]: For program point L393(line 393) no Hoare annotation was computed. [2018-10-27 00:57:46,394 INFO L425 ceAbstractionStarter]: For program point L393-1(line 393) no Hoare annotation was computed. [2018-10-27 00:57:46,394 INFO L425 ceAbstractionStarter]: For program point L932(line 932) no Hoare annotation was computed. [2018-10-27 00:57:46,394 INFO L425 ceAbstractionStarter]: For program point L932-1(line 932) no Hoare annotation was computed. [2018-10-27 00:57:46,394 INFO L425 ceAbstractionStarter]: For program point L893(line 893) no Hoare annotation was computed. [2018-10-27 00:57:46,394 INFO L425 ceAbstractionStarter]: For program point L893-1(line 893) no Hoare annotation was computed. [2018-10-27 00:57:46,394 INFO L425 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-10-27 00:57:46,395 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-27 00:57:46,395 INFO L425 ceAbstractionStarter]: For program point L109-1(line 109) no Hoare annotation was computed. [2018-10-27 00:57:46,395 INFO L425 ceAbstractionStarter]: For program point L939(line 939) no Hoare annotation was computed. [2018-10-27 00:57:46,395 INFO L425 ceAbstractionStarter]: For program point L939-1(line 939) no Hoare annotation was computed. [2018-10-27 00:57:46,395 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-10-27 00:57:46,395 INFO L425 ceAbstractionStarter]: For program point L933(line 933) no Hoare annotation was computed. [2018-10-27 00:57:46,395 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-10-27 00:57:46,395 INFO L425 ceAbstractionStarter]: For program point L419-1(line 419) no Hoare annotation was computed. [2018-10-27 00:57:46,395 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-27 00:57:46,395 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 352 359) no Hoare annotation was computed. [2018-10-27 00:57:46,395 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 352 359) no Hoare annotation was computed. [2018-10-27 00:57:46,395 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 352 359) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 2) (not (= ~systemActive~0 1))) [2018-10-27 00:57:46,396 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 127 135) the Hoare annotation is: true [2018-10-27 00:57:46,396 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 127 135) no Hoare annotation was computed. [2018-10-27 00:57:46,396 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 127 135) no Hoare annotation was computed. [2018-10-27 00:57:46,396 INFO L425 ceAbstractionStarter]: For program point L433(lines 433 437) no Hoare annotation was computed. [2018-10-27 00:57:46,396 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 424 442) no Hoare annotation was computed. [2018-10-27 00:57:46,396 INFO L428 ceAbstractionStarter]: At program point L431(line 431) the Hoare annotation is: true [2018-10-27 00:57:46,396 INFO L425 ceAbstractionStarter]: For program point L433-2(lines 433 437) no Hoare annotation was computed. [2018-10-27 00:57:46,396 INFO L425 ceAbstractionStarter]: For program point L431-1(line 431) no Hoare annotation was computed. [2018-10-27 00:57:46,396 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 424 442) the Hoare annotation is: true [2018-10-27 00:57:46,396 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 424 442) no Hoare annotation was computed. [2018-10-27 00:57:46,397 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 83 94) the Hoare annotation is: true [2018-10-27 00:57:46,397 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 83 94) no Hoare annotation was computed. [2018-10-27 00:57:46,397 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 83 94) no Hoare annotation was computed. [2018-10-27 00:57:46,397 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-10-27 00:57:46,397 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-10-27 00:57:46,397 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-10-27 00:57:46,397 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 95 103) no Hoare annotation was computed. [2018-10-27 00:57:46,397 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 95 103) no Hoare annotation was computed. [2018-10-27 00:57:46,397 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 95 103) no Hoare annotation was computed. [2018-10-27 00:57:46,397 INFO L421 ceAbstractionStarter]: At program point L282(line 282) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse0) (or (< |old(~waterLevel~0)| 2) .cse1)) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse0) (< |old(~waterLevel~0)| 1) .cse1))) [2018-10-27 00:57:46,398 INFO L421 ceAbstractionStarter]: At program point L280(lines 280 286) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (not (= ~systemActive~0 1)))) (and (or (<= 2 |old(~waterLevel~0)|) (not (= 0 |old(~pumpRunning~0)|)) (< |old(~waterLevel~0)| 1) .cse0 (and .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (and (not (= |old(~pumpRunning~0)| 0)) (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) .cse1 (or (< |old(~waterLevel~0)| 2) .cse0)))) [2018-10-27 00:57:46,398 INFO L421 ceAbstractionStarter]: At program point L275(line 275) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (< |old(~waterLevel~0)| 2) .cse0)) (or (not (= 0 |old(~pumpRunning~0)|)) (< |old(~waterLevel~0)| 1) .cse0))) [2018-10-27 00:57:46,398 INFO L425 ceAbstractionStarter]: For program point L273(lines 272 291) no Hoare annotation was computed. [2018-10-27 00:57:46,398 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 269 292) the Hoare annotation is: (let ((.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (or (< |old(~waterLevel~0)| 2) .cse1)) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (< |old(~waterLevel~0)| 1) .cse1))) [2018-10-27 00:57:46,398 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 269 292) no Hoare annotation was computed. [2018-10-27 00:57:46,398 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 269 292) no Hoare annotation was computed. [2018-10-27 00:57:46,398 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 162 191) no Hoare annotation was computed. [2018-10-27 00:57:46,398 INFO L425 ceAbstractionStarter]: For program point L176(lines 176 180) no Hoare annotation was computed. [2018-10-27 00:57:46,398 INFO L428 ceAbstractionStarter]: At program point L176-1(lines 176 180) the Hoare annotation is: true [2018-10-27 00:57:46,398 INFO L425 ceAbstractionStarter]: For program point L172-1(lines 172 186) no Hoare annotation was computed. [2018-10-27 00:57:46,399 INFO L428 ceAbstractionStarter]: At program point L172-3(lines 172 186) the Hoare annotation is: true [2018-10-27 00:57:46,399 INFO L428 ceAbstractionStarter]: At program point L168(line 168) the Hoare annotation is: true [2018-10-27 00:57:46,399 INFO L425 ceAbstractionStarter]: For program point L168-1(line 168) no Hoare annotation was computed. [2018-10-27 00:57:46,399 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 162 191) the Hoare annotation is: true [2018-10-27 00:57:46,399 INFO L428 ceAbstractionStarter]: At program point L187(lines 162 191) the Hoare annotation is: true [2018-10-27 00:57:46,399 INFO L425 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-10-27 00:57:46,399 INFO L425 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-10-27 00:57:46,399 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 59 70) the Hoare annotation is: (or (= ~waterLevel~0 |old(~waterLevel~0)|) (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) (< |old(~waterLevel~0)| 2)) [2018-10-27 00:57:46,399 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 59 70) no Hoare annotation was computed. [2018-10-27 00:57:46,399 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 59 70) no Hoare annotation was computed. [2018-10-27 00:57:46,399 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 217 223) no Hoare annotation was computed. [2018-10-27 00:57:46,400 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 217 223) the Hoare annotation is: true [2018-10-27 00:57:46,400 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-27 00:57:46,400 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (= ~systemActive~0 1) (< ~waterLevel~0 2)) [2018-10-27 00:57:46,400 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-27 00:57:46,400 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-27 00:57:46,400 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 301 325) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-10-27 00:57:46,400 INFO L421 ceAbstractionStarter]: At program point L320(line 320) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-10-27 00:57:46,400 INFO L425 ceAbstractionStarter]: For program point L320-1(lines 301 325) no Hoare annotation was computed. [2018-10-27 00:57:46,400 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 301 325) no Hoare annotation was computed. [2018-10-27 00:57:46,400 INFO L421 ceAbstractionStarter]: At program point L315(line 315) the Hoare annotation is: (or (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-10-27 00:57:46,401 INFO L421 ceAbstractionStarter]: At program point L311(line 311) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-10-27 00:57:46,401 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 317) no Hoare annotation was computed. [2018-10-27 00:57:46,401 INFO L421 ceAbstractionStarter]: At program point L307(line 307) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-10-27 00:57:46,401 INFO L425 ceAbstractionStarter]: For program point L307-1(line 307) no Hoare annotation was computed. [2018-10-27 00:57:46,401 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 322) no Hoare annotation was computed. [2018-10-27 00:57:46,401 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 71 82) no Hoare annotation was computed. [2018-10-27 00:57:46,401 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 71 82) no Hoare annotation was computed. [2018-10-27 00:57:46,401 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 71 82) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (< |old(~waterLevel~0)| 2) .cse1) (or .cse1 (< |old(~waterLevel~0)| 1) (or (not (= 0 ~pumpRunning~0)) .cse0)))) [2018-10-27 00:57:46,401 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-10-27 00:57:46,401 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-10-27 00:57:46,401 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-10-27 00:57:46,402 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-10-27 00:57:46,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 12:57:46 BoogieIcfgContainer [2018-10-27 00:57:46,414 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 00:57:46,415 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:57:46,415 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:57:46,415 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:57:46,415 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:57:25" (3/4) ... [2018-10-27 00:57:46,419 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-27 00:57:46,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-10-27 00:57:46,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-10-27 00:57:46,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-10-27 00:57:46,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-10-27 00:57:46,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-10-27 00:57:46,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-27 00:57:46,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-10-27 00:57:46,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-10-27 00:57:46,428 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-10-27 00:57:46,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-10-27 00:57:46,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-10-27 00:57:46,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-10-27 00:57:46,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-10-27 00:57:46,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-10-27 00:57:46,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-10-27 00:57:46,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-10-27 00:57:46,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-10-27 00:57:46,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-10-27 00:57:46,429 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-10-27 00:57:46,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-10-27 00:57:46,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-10-27 00:57:46,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-10-27 00:57:46,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-27 00:57:46,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-10-27 00:57:46,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-10-27 00:57:46,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-10-27 00:57:46,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-10-27 00:57:46,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-10-27 00:57:46,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-27 00:57:46,430 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-10-27 00:57:46,431 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-10-27 00:57:46,431 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-10-27 00:57:46,431 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-27 00:57:46,431 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-27 00:57:46,431 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-10-27 00:57:46,431 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-10-27 00:57:46,432 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-10-27 00:57:46,432 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-27 00:57:46,432 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-10-27 00:57:46,440 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2018-10-27 00:57:46,441 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-10-27 00:57:46,441 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-10-27 00:57:46,473 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == pumpRunning && 1 <= waterLevel) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (2 <= waterLevel && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) [2018-10-27 00:57:46,473 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) [2018-10-27 00:57:46,569 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e58028f4-ed8a-414f-92bb-15c9c50d9e2b/bin-2019/uautomizer/witness.graphml [2018-10-27 00:57:46,569 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:57:46,570 INFO L168 Benchmark]: Toolchain (without parser) took 23209.88 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 383.8 MB). Free memory was 955.4 MB in the beginning and 1.3 GB in the end (delta: -297.3 MB). Peak memory consumption was 86.5 MB. Max. memory is 11.5 GB. [2018-10-27 00:57:46,570 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:57:46,571 INFO L168 Benchmark]: CACSL2BoogieTranslator took 483.60 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 933.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-27 00:57:46,571 INFO L168 Benchmark]: Boogie Preprocessor took 180.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.8 MB). Free memory was 933.9 MB in the beginning and 1.2 GB in the end (delta: -258.5 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2018-10-27 00:57:46,571 INFO L168 Benchmark]: RCFGBuilder took 1927.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 95.8 MB). Peak memory consumption was 95.8 MB. Max. memory is 11.5 GB. [2018-10-27 00:57:46,572 INFO L168 Benchmark]: TraceAbstraction took 20458.09 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 194.0 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -169.7 MB). Peak memory consumption was 433.1 MB. Max. memory is 11.5 GB. [2018-10-27 00:57:46,572 INFO L168 Benchmark]: Witness Printer took 154.46 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2018-10-27 00:57:46,574 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 483.60 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 933.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 180.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.8 MB). Free memory was 933.9 MB in the beginning and 1.2 GB in the end (delta: -258.5 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1927.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 95.8 MB). Peak memory consumption was 95.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 20458.09 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 194.0 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -169.7 MB). Peak memory consumption was 433.1 MB. Max. memory is 11.5 GB. * Witness Printer took 154.46 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 473]: Loop Invariant Derived loop invariant: (((((0 == pumpRunning && 1 <= waterLevel) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (2 <= waterLevel && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 335 locations, 1 error locations. SAFE Result, 20.3s OverallTime, 11 OverallIterations, 3 TraceHistogramMax, 8.6s AutomataDifference, 0.0s DeadEndRemovalTime, 5.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 2151 SDtfs, 2119 SDslu, 8080 SDs, 0 SdLazy, 4362 SolverSat, 1019 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 899 GetRequests, 775 SyntacticMatches, 1 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 411 ImplicationChecksByTransitivity, 4.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=822occurred in iteration=6, 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: 0.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 244 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 1595 PreInvPairs, 1640 NumberOfFragments, 836 HoareAnnotationTreeSize, 1595 FomulaSimplifications, 2877 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 58 FomulaSimplificationsInter, 4615 FormulaSimplificationTreeSizeReductionInter, 4.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 2309 NumberOfCodeBlocks, 2309 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2294 ConstructedInterpolants, 0 QuantifiedInterpolants, 502039 SizeOfPredicates, 13 NumberOfNonLiveVariables, 3269 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 15 InterpolantComputations, 10 PerfectInterpolantSequences, 412/440 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...