./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product54_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_06c2e607-5089-48a5-ae9b-fbf242dbf3bf/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_06c2e607-5089-48a5-ae9b-fbf242dbf3bf/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_06c2e607-5089-48a5-ae9b-fbf242dbf3bf/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_06c2e607-5089-48a5-ae9b-fbf242dbf3bf/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product54_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_06c2e607-5089-48a5-ae9b-fbf242dbf3bf/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_06c2e607-5089-48a5-ae9b-fbf242dbf3bf/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 3f1bc34860a9b5a05b4a0969639c999f2a7389fb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 12:17:39,649 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:17:39,650 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:17:39,657 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:17:39,658 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:17:39,658 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:17:39,659 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:17:39,660 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:17:39,661 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:17:39,662 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:17:39,663 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:17:39,663 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:17:39,664 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:17:39,665 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:17:39,665 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:17:39,666 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:17:39,667 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:17:39,668 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:17:39,669 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:17:39,671 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:17:39,671 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:17:39,672 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:17:39,674 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:17:39,674 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:17:39,675 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:17:39,675 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:17:39,676 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:17:39,676 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:17:39,677 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:17:39,678 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:17:39,679 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:17:39,679 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:17:39,679 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:17:39,679 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:17:39,680 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:17:39,680 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:17:39,681 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_06c2e607-5089-48a5-ae9b-fbf242dbf3bf/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 12:17:39,689 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:17:39,689 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:17:39,690 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:17:39,690 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 12:17:39,691 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:17:39,691 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:17:39,691 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:17:39,691 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:17:39,691 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:17:39,691 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:17:39,692 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:17:39,692 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:17:39,692 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:17:39,692 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:17:39,692 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:17:39,692 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:17:39,693 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:17:39,693 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:17:39,693 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:17:39,693 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:17:39,693 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:17:39,693 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:17:39,695 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:17:39,695 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:17:39,696 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:17:39,696 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:17:39,696 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:17:39,696 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 12:17:39,696 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:17:39,696 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:17:39,696 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_06c2e607-5089-48a5-ae9b-fbf242dbf3bf/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 -> 3f1bc34860a9b5a05b4a0969639c999f2a7389fb [2018-11-18 12:17:39,719 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:17:39,726 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:17:39,728 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:17:39,729 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:17:39,729 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:17:39,730 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_06c2e607-5089-48a5-ae9b-fbf242dbf3bf/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product54_true-unreach-call_false-termination.cil.c [2018-11-18 12:17:39,765 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_06c2e607-5089-48a5-ae9b-fbf242dbf3bf/bin-2019/uautomizer/data/2c207c458/72de528e9b314f69b0eebcf41ed67249/FLAG446fe1748 [2018-11-18 12:17:40,198 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:17:40,199 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_06c2e607-5089-48a5-ae9b-fbf242dbf3bf/sv-benchmarks/c/product-lines/minepump_spec5_product54_true-unreach-call_false-termination.cil.c [2018-11-18 12:17:40,206 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_06c2e607-5089-48a5-ae9b-fbf242dbf3bf/bin-2019/uautomizer/data/2c207c458/72de528e9b314f69b0eebcf41ed67249/FLAG446fe1748 [2018-11-18 12:17:40,214 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_06c2e607-5089-48a5-ae9b-fbf242dbf3bf/bin-2019/uautomizer/data/2c207c458/72de528e9b314f69b0eebcf41ed67249 [2018-11-18 12:17:40,216 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:17:40,217 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 12:17:40,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:17:40,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:17:40,219 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:17:40,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:17:40" (1/1) ... [2018-11-18 12:17:40,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70682c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:17:40, skipping insertion in model container [2018-11-18 12:17:40,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:17:40" (1/1) ... [2018-11-18 12:17:40,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:17:40,263 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:17:40,457 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:17:40,465 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:17:40,571 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:17:40,594 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:17:40,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:17:40 WrapperNode [2018-11-18 12:17:40,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:17:40,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:17:40,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:17:40,595 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:17:40,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:17:40" (1/1) ... [2018-11-18 12:17:40,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:17:40" (1/1) ... [2018-11-18 12:17:40,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:17:40" (1/1) ... [2018-11-18 12:17:40,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:17:40" (1/1) ... [2018-11-18 12:17:40,643 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:17:40" (1/1) ... [2018-11-18 12:17:40,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:17:40" (1/1) ... [2018-11-18 12:17:40,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:17:40" (1/1) ... [2018-11-18 12:17:40,659 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:17:40,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:17:40,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:17:40,660 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:17:40,660 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:17:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06c2e607-5089-48a5-ae9b-fbf242dbf3bf/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:17:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:17:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:17:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 12:17:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-18 12:17:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-18 12:17:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-18 12:17:40,703 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 12:17:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 12:17:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 12:17:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 12:17:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 12:17:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 12:17:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 12:17:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 12:17:40,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 12:17:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 12:17:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 12:17:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 12:17:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 12:17:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:17:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 12:17:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 12:17:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 12:17:40,705 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 12:17:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 12:17:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 12:17:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 12:17:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 12:17:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 12:17:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 12:17:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 12:17:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 12:17:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 12:17:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 12:17:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 12:17:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 12:17:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 12:17:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 12:17:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 12:17:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 12:17:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 12:17:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 12:17:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 12:17:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 12:17:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 12:17:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 12:17:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 12:17:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 12:17:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 12:17:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 12:17:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-18 12:17:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-18 12:17:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-18 12:17:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 12:17:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 12:17:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 12:17:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 12:17:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 12:17:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 12:17:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 12:17:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:17:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 12:17:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 12:17:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 12:17:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 12:17:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 12:17:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 12:17:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 12:17:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 12:17:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 12:17:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 12:17:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:17:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 12:17:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 12:17:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 12:17:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 12:17:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 12:17:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 12:17:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 12:17:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 12:17:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 12:17:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 12:17:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 12:17:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 12:17:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 12:17:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 12:17:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 12:17:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 12:17:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 12:17:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 12:17:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 12:17:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:17:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 12:17:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 12:17:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 12:17:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 12:17:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 12:17:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 12:17:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:17:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:17:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 12:17:41,362 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:17:41,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:17:41 BoogieIcfgContainer [2018-11-18 12:17:41,363 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:17:41,364 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:17:41,364 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:17:41,366 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:17:41,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:17:40" (1/3) ... [2018-11-18 12:17:41,367 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f05e00e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:17:41, skipping insertion in model container [2018-11-18 12:17:41,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:17:40" (2/3) ... [2018-11-18 12:17:41,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f05e00e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:17:41, skipping insertion in model container [2018-11-18 12:17:41,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:17:41" (3/3) ... [2018-11-18 12:17:41,369 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product54_true-unreach-call_false-termination.cil.c [2018-11-18 12:17:41,377 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:17:41,386 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:17:41,399 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:17:41,427 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:17:41,427 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:17:41,427 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:17:41,428 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:17:41,428 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:17:41,428 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:17:41,428 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:17:41,428 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:17:41,428 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:17:41,447 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states. [2018-11-18 12:17:41,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 12:17:41,454 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:17:41,455 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:17:41,457 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:17:41,461 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:17:41,462 INFO L82 PathProgramCache]: Analyzing trace with hash 1537591696, now seen corresponding path program 1 times [2018-11-18 12:17:41,463 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:17:41,464 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:17:41,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:41,504 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:17:41,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:17:41,684 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:17:41,686 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:17:41,686 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 12:17:41,689 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 12:17:41,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 12:17:41,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 12:17:41,703 INFO L87 Difference]: Start difference. First operand 205 states. Second operand 2 states. [2018-11-18 12:17:41,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:17:41,737 INFO L93 Difference]: Finished difference Result 320 states and 393 transitions. [2018-11-18 12:17:41,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 12:17:41,738 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-18 12:17:41,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:17:41,746 INFO L225 Difference]: With dead ends: 320 [2018-11-18 12:17:41,746 INFO L226 Difference]: Without dead ends: 162 [2018-11-18 12:17:41,749 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 12:17:41,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2018-11-18 12:17:41,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2018-11-18 12:17:41,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2018-11-18 12:17:41,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 190 transitions. [2018-11-18 12:17:41,783 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 190 transitions. Word has length 59 [2018-11-18 12:17:41,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:17:41,784 INFO L480 AbstractCegarLoop]: Abstraction has 162 states and 190 transitions. [2018-11-18 12:17:41,784 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 12:17:41,784 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 190 transitions. [2018-11-18 12:17:41,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 12:17:41,786 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:17:41,786 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:17:41,786 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:17:41,786 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:17:41,787 INFO L82 PathProgramCache]: Analyzing trace with hash -852765975, now seen corresponding path program 1 times [2018-11-18 12:17:41,787 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:17:41,787 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:17:41,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:41,788 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:17:41,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:41,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:17:41,902 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:17:41,902 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:17:41,903 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:17:41,904 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:17:41,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:17:41,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:17:41,905 INFO L87 Difference]: Start difference. First operand 162 states and 190 transitions. Second operand 3 states. [2018-11-18 12:17:41,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:17:41,930 INFO L93 Difference]: Finished difference Result 263 states and 309 transitions. [2018-11-18 12:17:41,931 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:17:41,931 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-11-18 12:17:41,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:17:41,933 INFO L225 Difference]: With dead ends: 263 [2018-11-18 12:17:41,933 INFO L226 Difference]: Without dead ends: 152 [2018-11-18 12:17:41,934 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:17:41,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-11-18 12:17:41,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2018-11-18 12:17:41,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-11-18 12:17:41,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 177 transitions. [2018-11-18 12:17:41,947 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 177 transitions. Word has length 61 [2018-11-18 12:17:41,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:17:41,947 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 177 transitions. [2018-11-18 12:17:41,947 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:17:41,948 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 177 transitions. [2018-11-18 12:17:41,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 12:17:41,949 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:17:41,949 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:17:41,949 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:17:41,950 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:17:41,950 INFO L82 PathProgramCache]: Analyzing trace with hash -461657738, now seen corresponding path program 1 times [2018-11-18 12:17:41,950 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:17:41,950 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:17:41,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:41,951 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:17:41,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:41,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:17:42,072 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:17:42,072 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:17:42,072 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 12:17:42,073 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 12:17:42,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 12:17:42,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 12:17:42,074 INFO L87 Difference]: Start difference. First operand 152 states and 177 transitions. Second operand 7 states. [2018-11-18 12:17:42,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:17:42,414 INFO L93 Difference]: Finished difference Result 276 states and 327 transitions. [2018-11-18 12:17:42,414 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 12:17:42,415 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-18 12:17:42,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:17:42,416 INFO L225 Difference]: With dead ends: 276 [2018-11-18 12:17:42,416 INFO L226 Difference]: Without dead ends: 152 [2018-11-18 12:17:42,417 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 12:17:42,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-11-18 12:17:42,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2018-11-18 12:17:42,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-11-18 12:17:42,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 176 transitions. [2018-11-18 12:17:42,430 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 176 transitions. Word has length 66 [2018-11-18 12:17:42,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:17:42,433 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 176 transitions. [2018-11-18 12:17:42,433 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 12:17:42,433 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 176 transitions. [2018-11-18 12:17:42,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 12:17:42,435 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:17:42,435 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:17:42,438 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:17:42,438 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:17:42,438 INFO L82 PathProgramCache]: Analyzing trace with hash 1182481742, now seen corresponding path program 1 times [2018-11-18 12:17:42,439 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:17:42,439 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:17:42,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:42,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:17:42,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:17:42,531 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:17:42,531 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:17:42,531 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 12:17:42,531 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 12:17:42,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 12:17:42,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 12:17:42,532 INFO L87 Difference]: Start difference. First operand 152 states and 176 transitions. Second operand 5 states. [2018-11-18 12:17:43,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:17:43,002 INFO L93 Difference]: Finished difference Result 392 states and 473 transitions. [2018-11-18 12:17:43,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 12:17:43,003 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 84 [2018-11-18 12:17:43,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:17:43,005 INFO L225 Difference]: With dead ends: 392 [2018-11-18 12:17:43,005 INFO L226 Difference]: Without dead ends: 268 [2018-11-18 12:17:43,006 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 12:17:43,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2018-11-18 12:17:43,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 248. [2018-11-18 12:17:43,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2018-11-18 12:17:43,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 282 transitions. [2018-11-18 12:17:43,027 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 282 transitions. Word has length 84 [2018-11-18 12:17:43,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:17:43,027 INFO L480 AbstractCegarLoop]: Abstraction has 248 states and 282 transitions. [2018-11-18 12:17:43,027 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 12:17:43,027 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 282 transitions. [2018-11-18 12:17:43,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 12:17:43,029 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:17:43,029 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:17:43,029 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:17:43,029 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:17:43,029 INFO L82 PathProgramCache]: Analyzing trace with hash -1976182100, now seen corresponding path program 1 times [2018-11-18 12:17:43,029 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:17:43,030 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:17:43,030 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:43,030 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:17:43,030 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:43,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:17:43,135 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 12:17:43,136 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:17:43,136 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 12:17:43,136 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 12:17:43,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 12:17:43,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 12:17:43,137 INFO L87 Difference]: Start difference. First operand 248 states and 282 transitions. Second operand 7 states. [2018-11-18 12:17:43,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:17:43,589 INFO L93 Difference]: Finished difference Result 487 states and 570 transitions. [2018-11-18 12:17:43,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 12:17:43,589 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 98 [2018-11-18 12:17:43,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:17:43,591 INFO L225 Difference]: With dead ends: 487 [2018-11-18 12:17:43,591 INFO L226 Difference]: Without dead ends: 267 [2018-11-18 12:17:43,591 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 12:17:43,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2018-11-18 12:17:43,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 247. [2018-11-18 12:17:43,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-11-18 12:17:43,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 279 transitions. [2018-11-18 12:17:43,608 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 279 transitions. Word has length 98 [2018-11-18 12:17:43,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:17:43,609 INFO L480 AbstractCegarLoop]: Abstraction has 247 states and 279 transitions. [2018-11-18 12:17:43,609 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 12:17:43,609 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 279 transitions. [2018-11-18 12:17:43,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 12:17:43,610 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:17:43,610 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:17:43,610 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:17:43,610 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:17:43,611 INFO L82 PathProgramCache]: Analyzing trace with hash 2118623765, now seen corresponding path program 1 times [2018-11-18 12:17:43,611 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:17:43,611 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:17:43,611 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:43,611 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:17:43,611 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:43,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:17:43,672 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:17:43,672 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:17:43,672 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 12:17:43,672 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 12:17:43,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 12:17:43,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 12:17:43,673 INFO L87 Difference]: Start difference. First operand 247 states and 279 transitions. Second operand 6 states. [2018-11-18 12:17:43,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:17:43,703 INFO L93 Difference]: Finished difference Result 471 states and 541 transitions. [2018-11-18 12:17:43,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 12:17:43,704 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2018-11-18 12:17:43,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:17:43,706 INFO L225 Difference]: With dead ends: 471 [2018-11-18 12:17:43,706 INFO L226 Difference]: Without dead ends: 252 [2018-11-18 12:17:43,707 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 12:17:43,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2018-11-18 12:17:43,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 252. [2018-11-18 12:17:43,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2018-11-18 12:17:43,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 284 transitions. [2018-11-18 12:17:43,724 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 284 transitions. Word has length 99 [2018-11-18 12:17:43,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:17:43,724 INFO L480 AbstractCegarLoop]: Abstraction has 252 states and 284 transitions. [2018-11-18 12:17:43,724 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 12:17:43,724 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 284 transitions. [2018-11-18 12:17:43,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 12:17:43,726 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:17:43,726 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:17:43,726 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:17:43,726 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:17:43,726 INFO L82 PathProgramCache]: Analyzing trace with hash 2046237207, now seen corresponding path program 1 times [2018-11-18 12:17:43,727 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:17:43,727 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:17:43,727 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:43,728 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:17:43,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:43,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:17:43,816 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:17:43,816 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:17:43,817 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 12:17:43,818 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 12:17:43,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 12:17:43,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 12:17:43,818 INFO L87 Difference]: Start difference. First operand 252 states and 284 transitions. Second operand 8 states. [2018-11-18 12:17:43,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:17:43,858 INFO L93 Difference]: Finished difference Result 483 states and 559 transitions. [2018-11-18 12:17:43,858 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 12:17:43,858 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 99 [2018-11-18 12:17:43,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:17:43,860 INFO L225 Difference]: With dead ends: 483 [2018-11-18 12:17:43,860 INFO L226 Difference]: Without dead ends: 259 [2018-11-18 12:17:43,861 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 12:17:43,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2018-11-18 12:17:43,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 256. [2018-11-18 12:17:43,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 256 states. [2018-11-18 12:17:43,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 288 transitions. [2018-11-18 12:17:43,873 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 288 transitions. Word has length 99 [2018-11-18 12:17:43,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:17:43,873 INFO L480 AbstractCegarLoop]: Abstraction has 256 states and 288 transitions. [2018-11-18 12:17:43,873 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 12:17:43,873 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 288 transitions. [2018-11-18 12:17:43,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 12:17:43,874 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:17:43,874 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:17:43,874 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:17:43,874 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:17:43,875 INFO L82 PathProgramCache]: Analyzing trace with hash -1918964328, now seen corresponding path program 1 times [2018-11-18 12:17:43,875 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:17:43,875 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:17:43,875 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:43,875 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:17:43,875 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:17:43,943 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:17:43,947 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:17:43,947 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 12:17:43,948 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 12:17:43,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 12:17:43,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 12:17:43,948 INFO L87 Difference]: Start difference. First operand 256 states and 288 transitions. Second operand 4 states. [2018-11-18 12:17:44,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:17:44,128 INFO L93 Difference]: Finished difference Result 755 states and 889 transitions. [2018-11-18 12:17:44,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 12:17:44,128 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2018-11-18 12:17:44,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:17:44,130 INFO L225 Difference]: With dead ends: 755 [2018-11-18 12:17:44,130 INFO L226 Difference]: Without dead ends: 527 [2018-11-18 12:17:44,131 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 12:17:44,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2018-11-18 12:17:44,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 518. [2018-11-18 12:17:44,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 518 states. [2018-11-18 12:17:44,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 598 transitions. [2018-11-18 12:17:44,155 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 598 transitions. Word has length 99 [2018-11-18 12:17:44,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:17:44,155 INFO L480 AbstractCegarLoop]: Abstraction has 518 states and 598 transitions. [2018-11-18 12:17:44,155 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 12:17:44,155 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 598 transitions. [2018-11-18 12:17:44,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 12:17:44,156 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:17:44,157 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:17:44,157 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:17:44,157 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:17:44,158 INFO L82 PathProgramCache]: Analyzing trace with hash -1556531598, now seen corresponding path program 1 times [2018-11-18 12:17:44,158 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:17:44,158 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:17:44,158 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:44,158 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:17:44,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:17:44,309 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 12:17:44,309 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:17:44,309 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 12:17:44,309 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 12:17:44,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 12:17:44,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-18 12:17:44,310 INFO L87 Difference]: Start difference. First operand 518 states and 598 transitions. Second operand 9 states. [2018-11-18 12:17:45,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:17:45,191 INFO L93 Difference]: Finished difference Result 1357 states and 1635 transitions. [2018-11-18 12:17:45,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 12:17:45,191 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 103 [2018-11-18 12:17:45,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:17:45,195 INFO L225 Difference]: With dead ends: 1357 [2018-11-18 12:17:45,195 INFO L226 Difference]: Without dead ends: 945 [2018-11-18 12:17:45,197 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-18 12:17:45,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 945 states. [2018-11-18 12:17:45,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 945 to 861. [2018-11-18 12:17:45,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 861 states. [2018-11-18 12:17:45,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 982 transitions. [2018-11-18 12:17:45,251 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 982 transitions. Word has length 103 [2018-11-18 12:17:45,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:17:45,251 INFO L480 AbstractCegarLoop]: Abstraction has 861 states and 982 transitions. [2018-11-18 12:17:45,251 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 12:17:45,251 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 982 transitions. [2018-11-18 12:17:45,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 12:17:45,270 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:17:45,271 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:17:45,271 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:17:45,271 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:17:45,271 INFO L82 PathProgramCache]: Analyzing trace with hash -1761805707, now seen corresponding path program 1 times [2018-11-18 12:17:45,271 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:17:45,271 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:17:45,272 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:45,272 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:17:45,272 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:45,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:17:45,410 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 24 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 12:17:45,410 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:17:45,410 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06c2e607-5089-48a5-ae9b-fbf242dbf3bf/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 12:17:45,420 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:17:45,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:17:45,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:17:45,718 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 31 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:17:45,744 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 12:17:45,744 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-18 12:17:45,745 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 12:17:45,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 12:17:45,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-18 12:17:45,746 INFO L87 Difference]: Start difference. First operand 861 states and 982 transitions. Second operand 16 states. [2018-11-18 12:17:46,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:17:46,700 INFO L93 Difference]: Finished difference Result 1934 states and 2283 transitions. [2018-11-18 12:17:46,702 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-18 12:17:46,702 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 182 [2018-11-18 12:17:46,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:17:46,707 INFO L225 Difference]: With dead ends: 1934 [2018-11-18 12:17:46,707 INFO L226 Difference]: Without dead ends: 1177 [2018-11-18 12:17:46,709 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=155, Invalid=775, Unknown=0, NotChecked=0, Total=930 [2018-11-18 12:17:46,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1177 states. [2018-11-18 12:17:46,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1177 to 1032. [2018-11-18 12:17:46,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1032 states. [2018-11-18 12:17:46,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 1032 states and 1187 transitions. [2018-11-18 12:17:46,775 INFO L78 Accepts]: Start accepts. Automaton has 1032 states and 1187 transitions. Word has length 182 [2018-11-18 12:17:46,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:17:46,775 INFO L480 AbstractCegarLoop]: Abstraction has 1032 states and 1187 transitions. [2018-11-18 12:17:46,775 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 12:17:46,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1187 transitions. [2018-11-18 12:17:46,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-18 12:17:46,780 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:17:46,780 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:17:46,781 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:17:46,781 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:17:46,781 INFO L82 PathProgramCache]: Analyzing trace with hash -1173223939, now seen corresponding path program 1 times [2018-11-18 12:17:46,781 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:17:46,781 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:17:46,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:46,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:17:46,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:17:46,949 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 104 proven. 9 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2018-11-18 12:17:46,949 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:17:46,950 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06c2e607-5089-48a5-ae9b-fbf242dbf3bf/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 12:17:46,959 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:17:47,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:17:47,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:17:47,373 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 212 proven. 5 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-18 12:17:47,398 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 12:17:47,399 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12] total 18 [2018-11-18 12:17:47,399 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-18 12:17:47,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-18 12:17:47,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-11-18 12:17:47,400 INFO L87 Difference]: Start difference. First operand 1032 states and 1187 transitions. Second operand 18 states. [2018-11-18 12:17:49,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:17:49,838 INFO L93 Difference]: Finished difference Result 2770 states and 3367 transitions. [2018-11-18 12:17:49,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-11-18 12:17:49,838 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 305 [2018-11-18 12:17:49,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:17:49,844 INFO L225 Difference]: With dead ends: 2770 [2018-11-18 12:17:49,844 INFO L226 Difference]: Without dead ends: 1501 [2018-11-18 12:17:49,847 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 310 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=336, Invalid=1304, Unknown=0, NotChecked=0, Total=1640 [2018-11-18 12:17:49,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1501 states. [2018-11-18 12:17:49,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1501 to 1379. [2018-11-18 12:17:49,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1379 states. [2018-11-18 12:17:49,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 1379 states and 1571 transitions. [2018-11-18 12:17:49,925 INFO L78 Accepts]: Start accepts. Automaton has 1379 states and 1571 transitions. Word has length 305 [2018-11-18 12:17:49,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:17:49,926 INFO L480 AbstractCegarLoop]: Abstraction has 1379 states and 1571 transitions. [2018-11-18 12:17:49,926 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-18 12:17:49,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1571 transitions. [2018-11-18 12:17:49,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2018-11-18 12:17:49,932 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:17:49,933 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:17:49,933 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:17:49,933 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:17:49,933 INFO L82 PathProgramCache]: Analyzing trace with hash -709965131, now seen corresponding path program 1 times [2018-11-18 12:17:49,933 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:17:49,933 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:17:49,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:49,934 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:17:49,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:17:49,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:17:50,084 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 119 proven. 16 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2018-11-18 12:17:50,084 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:17:50,084 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06c2e607-5089-48a5-ae9b-fbf242dbf3bf/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 12:17:50,094 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:17:50,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:17:50,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:17:50,388 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2018-11-18 12:17:50,405 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 12:17:50,405 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2018-11-18 12:17:50,406 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 12:17:50,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 12:17:50,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-18 12:17:50,406 INFO L87 Difference]: Start difference. First operand 1379 states and 1571 transitions. Second operand 13 states. [2018-11-18 12:17:50,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:17:50,458 INFO L93 Difference]: Finished difference Result 1678 states and 1902 transitions. [2018-11-18 12:17:50,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 12:17:50,458 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 396 [2018-11-18 12:17:50,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:17:50,459 INFO L225 Difference]: With dead ends: 1678 [2018-11-18 12:17:50,459 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 12:17:50,461 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 407 GetRequests, 395 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-18 12:17:50,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 12:17:50,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 12:17:50,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 12:17:50,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 12:17:50,461 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 396 [2018-11-18 12:17:50,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:17:50,463 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 12:17:50,463 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 12:17:50,463 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 12:17:50,463 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 12:17:50,466 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 12:17:50,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:50,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 12:17:51,655 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 36 [2018-11-18 12:17:51,850 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 40 [2018-11-18 12:17:52,790 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 32 [2018-11-18 12:17:53,280 INFO L425 ceAbstractionStarter]: For program point L736(lines 736 740) no Hoare annotation was computed. [2018-11-18 12:17:53,281 INFO L425 ceAbstractionStarter]: For program point L736-1(lines 736 740) no Hoare annotation was computed. [2018-11-18 12:17:53,281 INFO L425 ceAbstractionStarter]: For program point L731(line 731) no Hoare annotation was computed. [2018-11-18 12:17:53,281 INFO L425 ceAbstractionStarter]: For program point L730-1(lines 730 751) no Hoare annotation was computed. [2018-11-18 12:17:53,281 INFO L425 ceAbstractionStarter]: For program point L730-3(lines 730 751) no Hoare annotation was computed. [2018-11-18 12:17:53,281 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 705 760) no Hoare annotation was computed. [2018-11-18 12:17:53,281 INFO L425 ceAbstractionStarter]: For program point L752(lines 729 753) no Hoare annotation was computed. [2018-11-18 12:17:53,281 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 705 760) no Hoare annotation was computed. [2018-11-18 12:17:53,281 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 705 760) no Hoare annotation was computed. [2018-11-18 12:17:53,281 INFO L425 ceAbstractionStarter]: For program point L793(lines 793 797) no Hoare annotation was computed. [2018-11-18 12:17:53,281 INFO L425 ceAbstractionStarter]: For program point L793-1(lines 793 797) no Hoare annotation was computed. [2018-11-18 12:17:53,281 INFO L425 ceAbstractionStarter]: For program point L787-1(lines 787 812) no Hoare annotation was computed. [2018-11-18 12:17:53,281 INFO L425 ceAbstractionStarter]: For program point L787-3(lines 787 812) no Hoare annotation was computed. [2018-11-18 12:17:53,281 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 761 820) no Hoare annotation was computed. [2018-11-18 12:17:53,281 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 761 820) no Hoare annotation was computed. [2018-11-18 12:17:53,281 INFO L425 ceAbstractionStarter]: For program point L806(line 806) no Hoare annotation was computed. [2018-11-18 12:17:53,281 INFO L425 ceAbstractionStarter]: For program point L806-1(line 806) no Hoare annotation was computed. [2018-11-18 12:17:53,281 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 761 820) no Hoare annotation was computed. [2018-11-18 12:17:53,281 INFO L425 ceAbstractionStarter]: For program point L788(line 788) no Hoare annotation was computed. [2018-11-18 12:17:53,281 INFO L425 ceAbstractionStarter]: For program point L813(lines 786 814) no Hoare annotation was computed. [2018-11-18 12:17:53,282 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 636 642) the Hoare annotation is: true [2018-11-18 12:17:53,282 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 636 642) no Hoare annotation was computed. [2018-11-18 12:17:53,282 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 643 651) no Hoare annotation was computed. [2018-11-18 12:17:53,282 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 643 651) the Hoare annotation is: true [2018-11-18 12:17:53,282 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 643 651) no Hoare annotation was computed. [2018-11-18 12:17:53,282 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-11-18 12:17:53,282 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2018-11-18 12:17:53,282 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2018-11-18 12:17:53,282 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~waterLevel~0 1)))) (and (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse2) (or .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) .cse2))) [2018-11-18 12:17:53,282 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2018-11-18 12:17:53,282 INFO L425 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-11-18 12:17:53,282 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2018-11-18 12:17:53,282 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2018-11-18 12:17:53,282 INFO L421 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse4) (or .cse2 .cse0 .cse3 .cse1))) [2018-11-18 12:17:53,282 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2018-11-18 12:17:53,282 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-11-18 12:17:53,282 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 84) no Hoare annotation was computed. [2018-11-18 12:17:53,283 INFO L421 ceAbstractionStarter]: At program point L72(line 72) the Hoare annotation is: (let ((.cse3 (<= __utac_acc__Specification5_spec__3_~tmp~0 ~waterLevel~0)) (.cse4 (not (= ~waterLevel~0 1))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse3 .cse0 .cse4) (or .cse3 .cse2 .cse0 .cse5 .cse4) (or .cse2 .cse0 .cse5 .cse1))) [2018-11-18 12:17:53,283 INFO L425 ceAbstractionStarter]: For program point L72-1(line 72) no Hoare annotation was computed. [2018-11-18 12:17:53,283 INFO L425 ceAbstractionStarter]: For program point L70(lines 70 87) no Hoare annotation was computed. [2018-11-18 12:17:53,283 INFO L425 ceAbstractionStarter]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2018-11-18 12:17:53,283 INFO L428 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: true [2018-11-18 12:17:53,283 INFO L425 ceAbstractionStarter]: For program point L68-1(line 68) no Hoare annotation was computed. [2018-11-18 12:17:53,283 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 290 312) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:17:53,283 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 290 312) no Hoare annotation was computed. [2018-11-18 12:17:53,283 INFO L421 ceAbstractionStarter]: At program point L302(line 302) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~1 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:17:53,283 INFO L421 ceAbstractionStarter]: At program point L302-1(line 302) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~1 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:17:53,283 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 290 312) no Hoare annotation was computed. [2018-11-18 12:17:53,284 INFO L425 ceAbstractionStarter]: For program point L300(lines 300 307) no Hoare annotation was computed. [2018-11-18 12:17:53,284 INFO L425 ceAbstractionStarter]: For program point L300-1(lines 300 307) no Hoare annotation was computed. [2018-11-18 12:17:53,284 INFO L425 ceAbstractionStarter]: For program point L298(line 298) no Hoare annotation was computed. [2018-11-18 12:17:53,284 INFO L421 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:17:53,284 INFO L421 ceAbstractionStarter]: At program point L296(line 296) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:17:53,284 INFO L421 ceAbstractionStarter]: At program point L296-1(line 296) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:17:53,284 INFO L425 ceAbstractionStarter]: For program point L257(line 257) no Hoare annotation was computed. [2018-11-18 12:17:53,284 INFO L425 ceAbstractionStarter]: For program point L256(line 256) no Hoare annotation was computed. [2018-11-18 12:17:53,284 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 244 267) no Hoare annotation was computed. [2018-11-18 12:17:53,284 INFO L425 ceAbstractionStarter]: For program point L255(line 255) no Hoare annotation was computed. [2018-11-18 12:17:53,284 INFO L425 ceAbstractionStarter]: For program point L254(line 254) no Hoare annotation was computed. [2018-11-18 12:17:53,284 INFO L425 ceAbstractionStarter]: For program point L253(line 253) no Hoare annotation was computed. [2018-11-18 12:17:53,285 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 244 267) no Hoare annotation was computed. [2018-11-18 12:17:53,285 INFO L425 ceAbstractionStarter]: For program point L252(line 252) no Hoare annotation was computed. [2018-11-18 12:17:53,285 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 244 267) no Hoare annotation was computed. [2018-11-18 12:17:53,285 INFO L425 ceAbstractionStarter]: For program point L251(line 251) no Hoare annotation was computed. [2018-11-18 12:17:53,285 INFO L425 ceAbstractionStarter]: For program point L250(line 250) no Hoare annotation was computed. [2018-11-18 12:17:53,285 INFO L425 ceAbstractionStarter]: For program point L249(line 249) no Hoare annotation was computed. [2018-11-18 12:17:53,285 INFO L425 ceAbstractionStarter]: For program point L262(line 262) no Hoare annotation was computed. [2018-11-18 12:17:53,285 INFO L425 ceAbstractionStarter]: For program point L261(line 261) no Hoare annotation was computed. [2018-11-18 12:17:53,285 INFO L425 ceAbstractionStarter]: For program point L260(line 260) no Hoare annotation was computed. [2018-11-18 12:17:53,285 INFO L425 ceAbstractionStarter]: For program point L259(line 259) no Hoare annotation was computed. [2018-11-18 12:17:53,285 INFO L425 ceAbstractionStarter]: For program point L258(line 258) no Hoare annotation was computed. [2018-11-18 12:17:53,285 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 459 467) no Hoare annotation was computed. [2018-11-18 12:17:53,285 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 459 467) the Hoare annotation is: true [2018-11-18 12:17:53,285 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 459 467) no Hoare annotation was computed. [2018-11-18 12:17:53,286 INFO L425 ceAbstractionStarter]: For program point L530-1(line 530) no Hoare annotation was computed. [2018-11-18 12:17:53,286 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 523 541) the Hoare annotation is: true [2018-11-18 12:17:53,286 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 523 541) no Hoare annotation was computed. [2018-11-18 12:17:53,286 INFO L425 ceAbstractionStarter]: For program point L532(lines 532 536) no Hoare annotation was computed. [2018-11-18 12:17:53,286 INFO L428 ceAbstractionStarter]: At program point L530(line 530) the Hoare annotation is: true [2018-11-18 12:17:53,286 INFO L425 ceAbstractionStarter]: For program point L532-2(lines 532 536) no Hoare annotation was computed. [2018-11-18 12:17:53,286 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 523 541) no Hoare annotation was computed. [2018-11-18 12:17:53,286 INFO L425 ceAbstractionStarter]: For program point L475(lines 475 483) no Hoare annotation was computed. [2018-11-18 12:17:53,286 INFO L425 ceAbstractionStarter]: For program point L475-2(lines 475 483) no Hoare annotation was computed. [2018-11-18 12:17:53,286 INFO L425 ceAbstractionStarter]: For program point L498(line 498) no Hoare annotation was computed. [2018-11-18 12:17:53,286 INFO L425 ceAbstractionStarter]: For program point L498-1(line 498) no Hoare annotation was computed. [2018-11-18 12:17:53,286 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 468 503) no Hoare annotation was computed. [2018-11-18 12:17:53,286 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 495) no Hoare annotation was computed. [2018-11-18 12:17:53,286 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 468 503) no Hoare annotation was computed. [2018-11-18 12:17:53,287 INFO L425 ceAbstractionStarter]: For program point L487-2(lines 487 495) no Hoare annotation was computed. [2018-11-18 12:17:53,287 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 468 503) no Hoare annotation was computed. [2018-11-18 12:17:53,287 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 629 635) no Hoare annotation was computed. [2018-11-18 12:17:53,287 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 629 635) the Hoare annotation is: true [2018-11-18 12:17:53,287 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 659 704) no Hoare annotation was computed. [2018-11-18 12:17:53,287 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 659 704) no Hoare annotation was computed. [2018-11-18 12:17:53,287 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 659 704) no Hoare annotation was computed. [2018-11-18 12:17:53,287 INFO L425 ceAbstractionStarter]: For program point L992(lines 992 999) no Hoare annotation was computed. [2018-11-18 12:17:53,287 INFO L425 ceAbstractionStarter]: For program point L986(lines 986 1006) no Hoare annotation was computed. [2018-11-18 12:17:53,287 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 972 1017) no Hoare annotation was computed. [2018-11-18 12:17:53,287 INFO L425 ceAbstractionStarter]: For program point L986-1(lines 986 1006) no Hoare annotation was computed. [2018-11-18 12:17:53,287 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 972 1017) no Hoare annotation was computed. [2018-11-18 12:17:53,287 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 972 1017) no Hoare annotation was computed. [2018-11-18 12:17:53,288 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 276 286) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:17:53,288 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 276 286) no Hoare annotation was computed. [2018-11-18 12:17:53,288 INFO L421 ceAbstractionStarter]: At program point L281(line 281) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:17:53,288 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 276 286) no Hoare annotation was computed. [2018-11-18 12:17:53,288 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 448 458) the Hoare annotation is: true [2018-11-18 12:17:53,288 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 448 458) no Hoare annotation was computed. [2018-11-18 12:17:53,288 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 448 458) no Hoare annotation was computed. [2018-11-18 12:17:53,288 INFO L428 ceAbstractionStarter]: At program point L453(line 453) the Hoare annotation is: true [2018-11-18 12:17:53,288 INFO L425 ceAbstractionStarter]: For program point L453-1(line 453) no Hoare annotation was computed. [2018-11-18 12:17:53,288 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 440 447) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 1))) [2018-11-18 12:17:53,288 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 440 447) no Hoare annotation was computed. [2018-11-18 12:17:53,288 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 440 447) no Hoare annotation was computed. [2018-11-18 12:17:53,289 INFO L425 ceAbstractionStarter]: For program point L182(lines 182 188) no Hoare annotation was computed. [2018-11-18 12:17:53,289 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 178 191) no Hoare annotation was computed. [2018-11-18 12:17:53,289 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 178 191) the Hoare annotation is: true [2018-11-18 12:17:53,289 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 178 191) no Hoare annotation was computed. [2018-11-18 12:17:53,289 INFO L421 ceAbstractionStarter]: At program point L417(line 417) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 12:17:53,289 INFO L425 ceAbstractionStarter]: For program point L415(lines 415 423) no Hoare annotation was computed. [2018-11-18 12:17:53,289 INFO L421 ceAbstractionStarter]: At program point L413(line 413) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 12:17:53,289 INFO L425 ceAbstractionStarter]: For program point L413-1(line 413) no Hoare annotation was computed. [2018-11-18 12:17:53,289 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 428) no Hoare annotation was computed. [2018-11-18 12:17:53,289 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 407 431) no Hoare annotation was computed. [2018-11-18 12:17:53,289 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 407 431) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-18 12:17:53,290 INFO L421 ceAbstractionStarter]: At program point L426(line 426) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse0 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 12:17:53,290 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 407 431) no Hoare annotation was computed. [2018-11-18 12:17:53,290 INFO L421 ceAbstractionStarter]: At program point L421(line 421) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 12:17:53,290 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 347 353) no Hoare annotation was computed. [2018-11-18 12:17:53,290 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 347 353) the Hoare annotation is: true [2018-11-18 12:17:53,290 INFO L421 ceAbstractionStarter]: At program point L609(lines 560 610) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:17:53,290 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 551 616) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:17:53,290 INFO L425 ceAbstractionStarter]: For program point L599(lines 599 603) no Hoare annotation was computed. [2018-11-18 12:17:53,290 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 551 616) no Hoare annotation was computed. [2018-11-18 12:17:53,290 INFO L421 ceAbstractionStarter]: At program point L599-2(lines 591 604) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse3 .cse1 .cse2))) [2018-11-18 12:17:53,291 INFO L425 ceAbstractionStarter]: For program point L562(lines 561 608) no Hoare annotation was computed. [2018-11-18 12:17:53,291 INFO L421 ceAbstractionStarter]: At program point L593(line 593) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse3 .cse1 .cse2))) [2018-11-18 12:17:53,291 INFO L425 ceAbstractionStarter]: For program point L591(lines 591 604) no Hoare annotation was computed. [2018-11-18 12:17:53,291 INFO L421 ceAbstractionStarter]: At program point L583(line 583) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse3 .cse1 .cse2))) [2018-11-18 12:17:53,291 INFO L425 ceAbstractionStarter]: For program point L581(lines 581 587) no Hoare annotation was computed. [2018-11-18 12:17:53,291 INFO L425 ceAbstractionStarter]: For program point L581-1(lines 581 587) no Hoare annotation was computed. [2018-11-18 12:17:53,291 INFO L421 ceAbstractionStarter]: At program point L606(lines 561 608) the Hoare annotation is: (let ((.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse3 .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 12:17:53,291 INFO L421 ceAbstractionStarter]: At program point L573(line 573) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (and .cse3 .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse3 (= 1 ~waterLevel~0) .cse1 .cse2))) [2018-11-18 12:17:53,291 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 577) no Hoare annotation was computed. [2018-11-18 12:17:53,291 INFO L425 ceAbstractionStarter]: For program point L571-1(lines 571 577) no Hoare annotation was computed. [2018-11-18 12:17:53,292 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 567) no Hoare annotation was computed. [2018-11-18 12:17:53,292 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 561 608) no Hoare annotation was computed. [2018-11-18 12:17:53,292 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 551 616) no Hoare annotation was computed. [2018-11-18 12:17:53,292 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 926 971) no Hoare annotation was computed. [2018-11-18 12:17:53,292 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 926 971) no Hoare annotation was computed. [2018-11-18 12:17:53,292 INFO L425 ceAbstractionStarter]: For program point L946(lines 946 953) no Hoare annotation was computed. [2018-11-18 12:17:53,292 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 926 971) no Hoare annotation was computed. [2018-11-18 12:17:53,292 INFO L425 ceAbstractionStarter]: For program point L940(lines 940 960) no Hoare annotation was computed. [2018-11-18 12:17:53,292 INFO L425 ceAbstractionStarter]: For program point L940-1(lines 940 960) no Hoare annotation was computed. [2018-11-18 12:17:53,292 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 192 200) no Hoare annotation was computed. [2018-11-18 12:17:53,292 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 192 200) the Hoare annotation is: true [2018-11-18 12:17:53,292 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 192 200) no Hoare annotation was computed. [2018-11-18 12:17:53,292 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 162) no Hoare annotation was computed. [2018-11-18 12:17:53,292 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 146 168) no Hoare annotation was computed. [2018-11-18 12:17:53,293 INFO L425 ceAbstractionStarter]: For program point L154-2(lines 154 162) no Hoare annotation was computed. [2018-11-18 12:17:53,293 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 146 168) no Hoare annotation was computed. [2018-11-18 12:17:53,293 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 146 168) no Hoare annotation was computed. [2018-11-18 12:17:53,293 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 619 628) no Hoare annotation was computed. [2018-11-18 12:17:53,293 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 619 628) no Hoare annotation was computed. [2018-11-18 12:17:53,293 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 619 628) no Hoare annotation was computed. [2018-11-18 12:17:53,293 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 823 925) no Hoare annotation was computed. [2018-11-18 12:17:53,293 INFO L425 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2018-11-18 12:17:53,293 INFO L425 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2018-11-18 12:17:53,293 INFO L425 ceAbstractionStarter]: For program point L847(lines 847 851) no Hoare annotation was computed. [2018-11-18 12:17:53,293 INFO L425 ceAbstractionStarter]: For program point L911(lines 911 922) no Hoare annotation was computed. [2018-11-18 12:17:53,293 INFO L425 ceAbstractionStarter]: For program point L874(lines 874 878) no Hoare annotation was computed. [2018-11-18 12:17:53,293 INFO L425 ceAbstractionStarter]: For program point L872-1(lines 872 892) no Hoare annotation was computed. [2018-11-18 12:17:53,293 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 823 925) no Hoare annotation was computed. [2018-11-18 12:17:53,293 INFO L425 ceAbstractionStarter]: For program point L872-3(lines 872 892) no Hoare annotation was computed. [2018-11-18 12:17:53,294 INFO L425 ceAbstractionStarter]: For program point L893(lines 871 894) no Hoare annotation was computed. [2018-11-18 12:17:53,294 INFO L425 ceAbstractionStarter]: For program point L852(lines 852 868) no Hoare annotation was computed. [2018-11-18 12:17:53,294 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 823 925) no Hoare annotation was computed. [2018-11-18 12:17:53,294 INFO L425 ceAbstractionStarter]: For program point L912(lines 912 919) no Hoare annotation was computed. [2018-11-18 12:17:53,294 INFO L425 ceAbstractionStarter]: For program point L873(lines 872 892) no Hoare annotation was computed. [2018-11-18 12:17:53,294 INFO L425 ceAbstractionStarter]: For program point L904(line 904) no Hoare annotation was computed. [2018-11-18 12:17:53,294 INFO L425 ceAbstractionStarter]: For program point L904-1(line 904) no Hoare annotation was computed. [2018-11-18 12:17:53,294 INFO L425 ceAbstractionStarter]: For program point L869(lines 869 910) no Hoare annotation was computed. [2018-11-18 12:17:53,294 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:17:53,294 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 12:17:53,294 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:17:53,294 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 432 439) no Hoare annotation was computed. [2018-11-18 12:17:53,294 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 432 439) no Hoare annotation was computed. [2018-11-18 12:17:53,295 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 432 439) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-18 12:17:53,295 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 169 177) the Hoare annotation is: true [2018-11-18 12:17:53,295 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 169 177) no Hoare annotation was computed. [2018-11-18 12:17:53,295 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 169 177) no Hoare annotation was computed. [2018-11-18 12:17:53,295 INFO L425 ceAbstractionStarter]: For program point L513(lines 513 517) no Hoare annotation was computed. [2018-11-18 12:17:53,295 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 504 522) no Hoare annotation was computed. [2018-11-18 12:17:53,295 INFO L428 ceAbstractionStarter]: At program point L511(line 511) the Hoare annotation is: true [2018-11-18 12:17:53,295 INFO L425 ceAbstractionStarter]: For program point L513-2(lines 513 517) no Hoare annotation was computed. [2018-11-18 12:17:53,295 INFO L425 ceAbstractionStarter]: For program point L511-1(line 511) no Hoare annotation was computed. [2018-11-18 12:17:53,295 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 504 522) the Hoare annotation is: true [2018-11-18 12:17:53,295 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 504 522) no Hoare annotation was computed. [2018-11-18 12:17:53,295 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 125 136) no Hoare annotation was computed. [2018-11-18 12:17:53,295 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 125 136) the Hoare annotation is: true [2018-11-18 12:17:53,295 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 125 136) no Hoare annotation was computed. [2018-11-18 12:17:53,295 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:17:53,296 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 12:17:53,296 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:17:53,296 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 137 145) the Hoare annotation is: true [2018-11-18 12:17:53,296 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 137 145) no Hoare annotation was computed. [2018-11-18 12:17:53,296 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 137 145) no Hoare annotation was computed. [2018-11-18 12:17:53,296 INFO L421 ceAbstractionStarter]: At program point L336(line 336) the Hoare annotation is: (let ((.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse4 .cse5)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse0 .cse3 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (and (= 1 ~waterLevel~0) .cse4 .cse5) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))))))) [2018-11-18 12:17:53,296 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 320 346) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse5 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse3)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1 .cse2) (and (= 2 ~waterLevel~0) .cse3)) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse4) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) .cse5) (or .cse0 .cse1 .cse5 .cse4) (or .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) .cse4)))) [2018-11-18 12:17:53,296 INFO L421 ceAbstractionStarter]: At program point L334(lines 334 340) the Hoare annotation is: (let ((.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse1 (and .cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~waterLevel~0)| 1))) (or (and (<= 1 ~switchedOnBeforeTS~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (or (or .cse2 .cse3) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse0 .cse2 .cse3) .cse1 (and (= ~pumpRunning~0 1) .cse4))))) [2018-11-18 12:17:53,296 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 320 346) no Hoare annotation was computed. [2018-11-18 12:17:53,297 INFO L421 ceAbstractionStarter]: At program point L329(line 329) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-11-18 12:17:53,297 INFO L425 ceAbstractionStarter]: For program point L327(lines 323 345) no Hoare annotation was computed. [2018-11-18 12:17:53,297 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 320 346) no Hoare annotation was computed. [2018-11-18 12:17:53,297 INFO L425 ceAbstractionStarter]: For program point L325(lines 323 345) no Hoare annotation was computed. [2018-11-18 12:17:53,297 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 213 242) no Hoare annotation was computed. [2018-11-18 12:17:53,297 INFO L425 ceAbstractionStarter]: For program point L223-1(lines 223 237) no Hoare annotation was computed. [2018-11-18 12:17:53,297 INFO L428 ceAbstractionStarter]: At program point L223-3(lines 223 237) the Hoare annotation is: true [2018-11-18 12:17:53,297 INFO L428 ceAbstractionStarter]: At program point L219(line 219) the Hoare annotation is: true [2018-11-18 12:17:53,297 INFO L425 ceAbstractionStarter]: For program point L219-1(line 219) no Hoare annotation was computed. [2018-11-18 12:17:53,297 INFO L428 ceAbstractionStarter]: At program point L238(lines 213 242) the Hoare annotation is: true [2018-11-18 12:17:53,297 INFO L425 ceAbstractionStarter]: For program point L234(line 234) no Hoare annotation was computed. [2018-11-18 12:17:53,297 INFO L425 ceAbstractionStarter]: For program point L224(line 224) no Hoare annotation was computed. [2018-11-18 12:17:53,297 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 213 242) the Hoare annotation is: true [2018-11-18 12:17:53,298 INFO L425 ceAbstractionStarter]: For program point L227(lines 227 231) no Hoare annotation was computed. [2018-11-18 12:17:53,298 INFO L428 ceAbstractionStarter]: At program point L227-1(lines 227 231) the Hoare annotation is: true [2018-11-18 12:17:53,298 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 101 112) the Hoare annotation is: (or (or (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 2))) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 12:17:53,298 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 101 112) no Hoare annotation was computed. [2018-11-18 12:17:53,298 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 101 112) no Hoare annotation was computed. [2018-11-18 12:17:53,298 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 268 274) no Hoare annotation was computed. [2018-11-18 12:17:53,298 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 268 274) the Hoare annotation is: true [2018-11-18 12:17:53,298 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:17:53,298 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-18 12:17:53,298 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 12:17:53,298 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:17:53,298 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 542 549) no Hoare annotation was computed. [2018-11-18 12:17:53,299 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 542 549) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= |old(~systemActive~0)| 1))) (.cse2 (not (= ~waterLevel~0 2))) (.cse3 (= ~systemActive~0 1))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse0 .cse1 .cse3 (not (= ~waterLevel~0 1))) (or (or (or .cse1 .cse2) (not (= 1 ~pumpRunning~0))) .cse3))) [2018-11-18 12:17:53,299 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 542 549) no Hoare annotation was computed. [2018-11-18 12:17:53,299 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 355 379) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) .cse1))) [2018-11-18 12:17:53,299 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 355 379) no Hoare annotation was computed. [2018-11-18 12:17:53,299 INFO L421 ceAbstractionStarter]: At program point L374(line 374) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 12:17:53,299 INFO L425 ceAbstractionStarter]: For program point L374-1(lines 355 379) no Hoare annotation was computed. [2018-11-18 12:17:53,299 INFO L421 ceAbstractionStarter]: At program point L369(line 369) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 (or .cse2 .cse3 (not (= ~waterLevel~0 2))))) (or .cse2 .cse0 .cse3 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 12:17:53,299 INFO L421 ceAbstractionStarter]: At program point L365(line 365) the Hoare annotation is: (let ((.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2))))))) [2018-11-18 12:17:53,299 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 371) no Hoare annotation was computed. [2018-11-18 12:17:53,299 INFO L421 ceAbstractionStarter]: At program point L361(line 361) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) .cse1))) [2018-11-18 12:17:53,299 INFO L425 ceAbstractionStarter]: For program point L361-1(line 361) no Hoare annotation was computed. [2018-11-18 12:17:53,300 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 376) no Hoare annotation was computed. [2018-11-18 12:17:53,300 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 113 124) no Hoare annotation was computed. [2018-11-18 12:17:53,300 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 113 124) no Hoare annotation was computed. [2018-11-18 12:17:53,300 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 113 124) the Hoare annotation is: (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2) (or (or .cse3 .cse1) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse2 .cse0) (or (= 1 ~waterLevel~0) (or .cse3 .cse1 (not (= |old(~waterLevel~0)| 1)))))) [2018-11-18 12:17:53,300 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 202 209) no Hoare annotation was computed. [2018-11-18 12:17:53,300 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 206) no Hoare annotation was computed. [2018-11-18 12:17:53,300 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 202 209) the Hoare annotation is: true [2018-11-18 12:17:53,300 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 202 209) no Hoare annotation was computed. [2018-11-18 12:17:53,300 INFO L425 ceAbstractionStarter]: For program point L385(lines 385 402) no Hoare annotation was computed. [2018-11-18 12:17:53,300 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 381 405) no Hoare annotation was computed. [2018-11-18 12:17:53,300 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 381 405) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-18 12:17:53,301 INFO L421 ceAbstractionStarter]: At program point L400(line 400) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse0 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 12:17:53,301 INFO L425 ceAbstractionStarter]: For program point L400-1(lines 381 405) no Hoare annotation was computed. [2018-11-18 12:17:53,301 INFO L421 ceAbstractionStarter]: At program point L395(line 395) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-18 12:17:53,301 INFO L421 ceAbstractionStarter]: At program point L391(line 391) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (and (= processEnvironment__wrappee__lowWaterSensor_~tmp~3 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 12:17:53,301 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 397) no Hoare annotation was computed. [2018-11-18 12:17:53,301 INFO L421 ceAbstractionStarter]: At program point L387(line 387) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 12:17:53,301 INFO L425 ceAbstractionStarter]: For program point L387-1(line 387) no Hoare annotation was computed. [2018-11-18 12:17:53,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:17:53 BoogieIcfgContainer [2018-11-18 12:17:53,315 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:17:53,315 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:17:53,315 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:17:53,315 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:17:53,316 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:17:41" (3/4) ... [2018-11-18 12:17:53,319 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 12:17:53,326 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 12:17:53,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 12:17:53,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 12:17:53,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-18 12:17:53,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 12:17:53,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-18 12:17:53,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-18 12:17:53,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 12:17:53,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 12:17:53,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 12:17:53,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 12:17:53,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 12:17:53,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 12:17:53,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 12:17:53,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 12:17:53,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 12:17:53,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 12:17:53,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 12:17:53,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 12:17:53,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 12:17:53,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 12:17:53,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 12:17:53,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 12:17:53,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 12:17:53,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 12:17:53,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 12:17:53,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 12:17:53,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 12:17:53,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 12:17:53,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 12:17:53,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 12:17:53,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 12:17:53,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 12:17:53,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 12:17:53,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 12:17:53,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 12:17:53,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 12:17:53,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 12:17:53,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 12:17:53,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 12:17:53,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 12:17:53,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 12:17:53,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 12:17:53,336 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2018-11-18 12:17:53,336 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 12:17:53,336 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 12:17:53,356 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-11-18 12:17:53,356 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 12:17:53,396 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_06c2e607-5089-48a5-ae9b-fbf242dbf3bf/bin-2019/uautomizer/witness.graphml [2018-11-18 12:17:53,396 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:17:53,397 INFO L168 Benchmark]: Toolchain (without parser) took 13180.47 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 401.1 MB). Free memory was 956.4 MB in the beginning and 1.3 GB in the end (delta: -307.0 MB). Peak memory consumption was 94.1 MB. Max. memory is 11.5 GB. [2018-11-18 12:17:53,397 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:17:53,398 INFO L168 Benchmark]: CACSL2BoogieTranslator took 377.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -177.0 MB). Peak memory consumption was 37.2 MB. Max. memory is 11.5 GB. [2018-11-18 12:17:53,398 INFO L168 Benchmark]: Boogie Preprocessor took 64.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:17:53,398 INFO L168 Benchmark]: RCFGBuilder took 703.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.2 MB). Peak memory consumption was 92.2 MB. Max. memory is 11.5 GB. [2018-11-18 12:17:53,398 INFO L168 Benchmark]: TraceAbstraction took 11951.05 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 256.4 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -238.7 MB). Peak memory consumption was 450.5 MB. Max. memory is 11.5 GB. [2018-11-18 12:17:53,399 INFO L168 Benchmark]: Witness Printer took 81.35 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: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. [2018-11-18 12:17:53,400 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 377.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -177.0 MB). Peak memory consumption was 37.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 64.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 703.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.2 MB). Peak memory consumption was 92.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11951.05 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 256.4 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -238.7 MB). Peak memory consumption was 450.5 MB. Max. memory is 11.5 GB. * Witness Printer took 81.35 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: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 206]: 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: 561]: Loop Invariant Derived loop invariant: (((((((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 264 locations, 1 error locations. SAFE Result, 11.8s OverallTime, 12 OverallIterations, 9 TraceHistogramMax, 5.9s AutomataDifference, 0.0s DeadEndRemovalTime, 2.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 2648 SDtfs, 2499 SDslu, 8559 SDs, 0 SdLazy, 6353 SolverSat, 1300 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1079 GetRequests, 938 SyntacticMatches, 5 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 545 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1379occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 403 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 71 LocationsWithAnnotation, 2196 PreInvPairs, 2278 NumberOfFragments, 2061 HoareAnnotationTreeSize, 2196 FomulaSimplifications, 12349 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 71 FomulaSimplificationsInter, 15654 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 2534 NumberOfCodeBlocks, 2534 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2519 ConstructedInterpolants, 0 QuantifiedInterpolants, 831176 SizeOfPredicates, 13 NumberOfNonLiveVariables, 3476 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 15 InterpolantComputations, 10 PerfectInterpolantSequences, 1819/1875 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...