./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product36_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_98fb842c-b05d-4cfd-ab02-d81c683c4bc1/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_98fb842c-b05d-4cfd-ab02-d81c683c4bc1/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_98fb842c-b05d-4cfd-ab02-d81c683c4bc1/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_98fb842c-b05d-4cfd-ab02-d81c683c4bc1/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product36_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_98fb842c-b05d-4cfd-ab02-d81c683c4bc1/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_98fb842c-b05d-4cfd-ab02-d81c683c4bc1/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 69211a6a9810795915a638c419bc12fc6aa00ac5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:15:57,668 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:15:57,669 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:15:57,676 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:15:57,676 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:15:57,677 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:15:57,678 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:15:57,679 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:15:57,680 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:15:57,680 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:15:57,681 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:15:57,681 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:15:57,682 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:15:57,682 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:15:57,684 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:15:57,684 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:15:57,685 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:15:57,686 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:15:57,688 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:15:57,689 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:15:57,690 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:15:57,690 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:15:57,692 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:15:57,693 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:15:57,693 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:15:57,694 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:15:57,694 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:15:57,695 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:15:57,696 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:15:57,697 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:15:57,697 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:15:57,697 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:15:57,698 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:15:57,698 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:15:57,698 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:15:57,700 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:15:57,700 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_98fb842c-b05d-4cfd-ab02-d81c683c4bc1/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 15:15:57,710 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:15:57,710 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:15:57,711 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:15:57,711 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 15:15:57,712 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:15:57,712 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:15:57,712 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 15:15:57,712 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:15:57,712 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:15:57,712 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:15:57,713 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:15:57,713 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:15:57,713 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:15:57,713 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:15:57,713 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:15:57,713 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:15:57,713 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:15:57,714 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:15:57,714 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:15:57,714 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:15:57,714 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:15:57,714 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:15:57,714 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:15:57,714 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:15:57,715 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:15:57,715 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:15:57,717 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:15:57,717 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 15:15:57,717 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:15:57,717 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:15:57,718 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_98fb842c-b05d-4cfd-ab02-d81c683c4bc1/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 -> 69211a6a9810795915a638c419bc12fc6aa00ac5 [2018-11-18 15:15:57,742 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:15:57,752 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:15:57,754 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:15:57,756 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:15:57,756 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:15:57,756 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_98fb842c-b05d-4cfd-ab02-d81c683c4bc1/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product36_true-unreach-call_false-termination.cil.c [2018-11-18 15:15:57,794 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_98fb842c-b05d-4cfd-ab02-d81c683c4bc1/bin-2019/uautomizer/data/a72f9c942/6e7c5d90fc2b4c0e9f1cb403ded5d2c8/FLAG805d66d72 [2018-11-18 15:15:58,238 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:15:58,238 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_98fb842c-b05d-4cfd-ab02-d81c683c4bc1/sv-benchmarks/c/product-lines/minepump_spec5_product36_true-unreach-call_false-termination.cil.c [2018-11-18 15:15:58,249 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_98fb842c-b05d-4cfd-ab02-d81c683c4bc1/bin-2019/uautomizer/data/a72f9c942/6e7c5d90fc2b4c0e9f1cb403ded5d2c8/FLAG805d66d72 [2018-11-18 15:15:58,260 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_98fb842c-b05d-4cfd-ab02-d81c683c4bc1/bin-2019/uautomizer/data/a72f9c942/6e7c5d90fc2b4c0e9f1cb403ded5d2c8 [2018-11-18 15:15:58,262 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:15:58,263 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 15:15:58,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:15:58,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:15:58,266 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:15:58,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:15:58" (1/1) ... [2018-11-18 15:15:58,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50d1e80f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:15:58, skipping insertion in model container [2018-11-18 15:15:58,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:15:58" (1/1) ... [2018-11-18 15:15:58,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:15:58,311 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:15:58,520 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:15:58,529 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:15:58,695 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:15:58,718 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:15:58,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:15:58 WrapperNode [2018-11-18 15:15:58,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:15:58,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:15:58,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:15:58,720 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:15:58,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:15:58" (1/1) ... [2018-11-18 15:15:58,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:15:58" (1/1) ... [2018-11-18 15:15:58,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:15:58" (1/1) ... [2018-11-18 15:15:58,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:15:58" (1/1) ... [2018-11-18 15:15:58,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:15:58" (1/1) ... [2018-11-18 15:15:58,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:15:58" (1/1) ... [2018-11-18 15:15:58,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:15:58" (1/1) ... [2018-11-18 15:15:58,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:15:58,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:15:58,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:15:58,785 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:15:58,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:15:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_98fb842c-b05d-4cfd-ab02-d81c683c4bc1/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 15:15:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:15:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:15:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 15:15:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 15:15:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 15:15:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 15:15:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 15:15:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 15:15:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 15:15:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 15:15:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 15:15:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 15:15:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 15:15:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 15:15:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 15:15:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 15:15:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 15:15:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 15:15:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 15:15:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 15:15:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 15:15:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 15:15:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 15:15:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 15:15:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 15:15:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 15:15:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 15:15:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 15:15:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 15:15:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 15:15:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:15:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-18 15:15:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-18 15:15:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-18 15:15:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 15:15:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 15:15:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 15:15:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 15:15:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 15:15:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 15:15:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 15:15:58,832 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 15:15:58,832 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 15:15:58,832 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 15:15:58,832 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 15:15:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 15:15:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 15:15:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 15:15:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 15:15:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 15:15:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 15:15:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 15:15:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 15:15:58,834 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 15:15:58,834 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 15:15:58,834 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 15:15:58,834 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 15:15:58,834 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 15:15:58,834 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 15:15:58,834 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 15:15:58,834 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-18 15:15:58,835 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-18 15:15:58,835 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 15:15:58,835 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 15:15:58,835 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 15:15:58,835 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 15:15:58,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:15:58,835 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 15:15:58,835 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 15:15:58,835 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 15:15:58,836 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 15:15:58,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 15:15:58,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 15:15:58,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 15:15:58,836 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 15:15:58,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:15:58,836 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 15:15:58,836 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 15:15:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 15:15:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 15:15:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 15:15:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 15:15:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 15:15:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 15:15:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 15:15:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 15:15:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 15:15:58,838 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 15:15:58,838 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-18 15:15:58,838 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 15:15:58,838 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:15:58,838 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 15:15:58,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:15:58,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:15:58,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 15:15:59,837 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:15:59,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:15:59 BoogieIcfgContainer [2018-11-18 15:15:59,838 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:15:59,838 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:15:59,838 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:15:59,841 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:15:59,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:15:58" (1/3) ... [2018-11-18 15:15:59,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5774e921 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:15:59, skipping insertion in model container [2018-11-18 15:15:59,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:15:58" (2/3) ... [2018-11-18 15:15:59,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5774e921 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:15:59, skipping insertion in model container [2018-11-18 15:15:59,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:15:59" (3/3) ... [2018-11-18 15:15:59,845 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product36_true-unreach-call_false-termination.cil.c [2018-11-18 15:15:59,853 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:15:59,861 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:15:59,877 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:15:59,908 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 15:15:59,909 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:15:59,909 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:15:59,909 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:15:59,909 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:15:59,909 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:15:59,909 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:15:59,909 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:15:59,910 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:15:59,936 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2018-11-18 15:15:59,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 15:15:59,947 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:15:59,948 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 15:15:59,951 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:15:59,959 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:15:59,962 INFO L82 PathProgramCache]: Analyzing trace with hash -928478705, now seen corresponding path program 1 times [2018-11-18 15:15:59,963 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:15:59,964 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:16:00,007 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:00,007 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:16:00,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:00,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:16:00,261 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 15:16:00,263 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:16:00,263 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 15:16:00,266 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 15:16:00,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 15:16:00,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:16:00,279 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 2 states. [2018-11-18 15:16:00,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:16:00,308 INFO L93 Difference]: Finished difference Result 256 states and 315 transitions. [2018-11-18 15:16:00,308 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 15:16:00,309 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-18 15:16:00,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:16:00,319 INFO L225 Difference]: With dead ends: 256 [2018-11-18 15:16:00,319 INFO L226 Difference]: Without dead ends: 130 [2018-11-18 15:16:00,322 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 15:16:00,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-11-18 15:16:00,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2018-11-18 15:16:00,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-11-18 15:16:00,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 151 transitions. [2018-11-18 15:16:00,373 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 151 transitions. Word has length 59 [2018-11-18 15:16:00,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:16:00,373 INFO L480 AbstractCegarLoop]: Abstraction has 130 states and 151 transitions. [2018-11-18 15:16:00,373 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 15:16:00,374 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 151 transitions. [2018-11-18 15:16:00,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 15:16:00,376 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:16:00,376 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 15:16:00,376 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:16:00,376 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:16:00,377 INFO L82 PathProgramCache]: Analyzing trace with hash 2004578471, now seen corresponding path program 1 times [2018-11-18 15:16:00,377 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:16:00,377 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:16:00,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:00,378 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:16:00,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:00,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:16:00,551 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 15:16:00,551 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:16:00,551 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 15:16:00,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 15:16:00,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 15:16:00,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 15:16:00,556 INFO L87 Difference]: Start difference. First operand 130 states and 151 transitions. Second operand 3 states. [2018-11-18 15:16:00,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:16:00,587 INFO L93 Difference]: Finished difference Result 190 states and 221 transitions. [2018-11-18 15:16:00,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 15:16:00,592 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-11-18 15:16:00,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:16:00,593 INFO L225 Difference]: With dead ends: 190 [2018-11-18 15:16:00,594 INFO L226 Difference]: Without dead ends: 120 [2018-11-18 15:16:00,595 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 15:16:00,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2018-11-18 15:16:00,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2018-11-18 15:16:00,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2018-11-18 15:16:00,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 138 transitions. [2018-11-18 15:16:00,606 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 138 transitions. Word has length 61 [2018-11-18 15:16:00,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:16:00,606 INFO L480 AbstractCegarLoop]: Abstraction has 120 states and 138 transitions. [2018-11-18 15:16:00,606 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 15:16:00,606 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 138 transitions. [2018-11-18 15:16:00,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 15:16:00,608 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:16:00,608 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 15:16:00,608 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:16:00,609 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:16:00,609 INFO L82 PathProgramCache]: Analyzing trace with hash 1538715231, now seen corresponding path program 1 times [2018-11-18 15:16:00,609 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:16:00,609 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:16:00,610 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:00,610 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:16:00,610 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:00,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:16:00,865 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 15:16:00,865 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:16:00,865 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 15:16:00,866 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 15:16:00,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 15:16:00,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 15:16:00,866 INFO L87 Difference]: Start difference. First operand 120 states and 138 transitions. Second operand 7 states. [2018-11-18 15:16:01,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:16:01,507 INFO L93 Difference]: Finished difference Result 361 states and 435 transitions. [2018-11-18 15:16:01,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 15:16:01,508 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-18 15:16:01,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:16:01,510 INFO L225 Difference]: With dead ends: 361 [2018-11-18 15:16:01,510 INFO L226 Difference]: Without dead ends: 269 [2018-11-18 15:16:01,511 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 15:16:01,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2018-11-18 15:16:01,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 245. [2018-11-18 15:16:01,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 245 states. [2018-11-18 15:16:01,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 293 transitions. [2018-11-18 15:16:01,535 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 293 transitions. Word has length 66 [2018-11-18 15:16:01,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:16:01,535 INFO L480 AbstractCegarLoop]: Abstraction has 245 states and 293 transitions. [2018-11-18 15:16:01,535 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 15:16:01,536 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 293 transitions. [2018-11-18 15:16:01,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 15:16:01,538 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:16:01,538 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] [2018-11-18 15:16:01,538 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:16:01,538 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:16:01,538 INFO L82 PathProgramCache]: Analyzing trace with hash 187595158, now seen corresponding path program 1 times [2018-11-18 15:16:01,538 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:16:01,539 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:16:01,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:01,539 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:16:01,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:01,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:16:01,730 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 15:16:01,730 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:16:01,730 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 15:16:01,730 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 15:16:01,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 15:16:01,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 15:16:01,731 INFO L87 Difference]: Start difference. First operand 245 states and 293 transitions. Second operand 7 states. [2018-11-18 15:16:02,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:16:02,530 INFO L93 Difference]: Finished difference Result 629 states and 802 transitions. [2018-11-18 15:16:02,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 15:16:02,531 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 71 [2018-11-18 15:16:02,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:16:02,534 INFO L225 Difference]: With dead ends: 629 [2018-11-18 15:16:02,534 INFO L226 Difference]: Without dead ends: 412 [2018-11-18 15:16:02,537 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 15:16:02,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2018-11-18 15:16:02,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 361. [2018-11-18 15:16:02,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 361 states. [2018-11-18 15:16:02,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 431 transitions. [2018-11-18 15:16:02,575 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 431 transitions. Word has length 71 [2018-11-18 15:16:02,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:16:02,576 INFO L480 AbstractCegarLoop]: Abstraction has 361 states and 431 transitions. [2018-11-18 15:16:02,576 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 15:16:02,576 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 431 transitions. [2018-11-18 15:16:02,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 15:16:02,578 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:16:02,578 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] [2018-11-18 15:16:02,579 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:16:02,579 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:16:02,579 INFO L82 PathProgramCache]: Analyzing trace with hash 1510387964, now seen corresponding path program 1 times [2018-11-18 15:16:02,579 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:16:02,579 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:16:02,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:02,580 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:16:02,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:16:02,798 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 15:16:02,798 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:16:02,798 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 15:16:02,799 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 15:16:02,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 15:16:02,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 15:16:02,800 INFO L87 Difference]: Start difference. First operand 361 states and 431 transitions. Second operand 8 states. [2018-11-18 15:16:02,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:16:02,880 INFO L93 Difference]: Finished difference Result 708 states and 870 transitions. [2018-11-18 15:16:02,880 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 15:16:02,880 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 89 [2018-11-18 15:16:02,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:16:02,883 INFO L225 Difference]: With dead ends: 708 [2018-11-18 15:16:02,883 INFO L226 Difference]: Without dead ends: 375 [2018-11-18 15:16:02,884 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 15:16:02,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2018-11-18 15:16:02,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 369. [2018-11-18 15:16:02,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 369 states. [2018-11-18 15:16:02,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 439 transitions. [2018-11-18 15:16:02,907 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 439 transitions. Word has length 89 [2018-11-18 15:16:02,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:16:02,907 INFO L480 AbstractCegarLoop]: Abstraction has 369 states and 439 transitions. [2018-11-18 15:16:02,907 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 15:16:02,907 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 439 transitions. [2018-11-18 15:16:02,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 15:16:02,910 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:16:02,911 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] [2018-11-18 15:16:02,911 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:16:02,911 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:16:02,911 INFO L82 PathProgramCache]: Analyzing trace with hash 124184570, now seen corresponding path program 1 times [2018-11-18 15:16:02,911 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:16:02,911 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:16:02,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:02,914 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:16:02,914 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:16:03,064 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 15:16:03,064 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:16:03,064 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 15:16:03,065 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 15:16:03,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 15:16:03,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 15:16:03,065 INFO L87 Difference]: Start difference. First operand 369 states and 439 transitions. Second operand 6 states. [2018-11-18 15:16:03,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:16:03,158 INFO L93 Difference]: Finished difference Result 720 states and 871 transitions. [2018-11-18 15:16:03,163 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 15:16:03,163 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2018-11-18 15:16:03,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:16:03,165 INFO L225 Difference]: With dead ends: 720 [2018-11-18 15:16:03,165 INFO L226 Difference]: Without dead ends: 379 [2018-11-18 15:16:03,166 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 15:16:03,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2018-11-18 15:16:03,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 379. [2018-11-18 15:16:03,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-11-18 15:16:03,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 449 transitions. [2018-11-18 15:16:03,196 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 449 transitions. Word has length 89 [2018-11-18 15:16:03,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:16:03,196 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 449 transitions. [2018-11-18 15:16:03,197 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 15:16:03,197 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 449 transitions. [2018-11-18 15:16:03,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 15:16:03,198 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:16:03,198 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] [2018-11-18 15:16:03,199 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:16:03,199 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:16:03,199 INFO L82 PathProgramCache]: Analyzing trace with hash -673288963, now seen corresponding path program 1 times [2018-11-18 15:16:03,199 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:16:03,199 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:16:03,200 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:03,200 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:16:03,200 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:03,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:16:03,333 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 15:16:03,334 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:16:03,334 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 15:16:03,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 15:16:03,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 15:16:03,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 15:16:03,334 INFO L87 Difference]: Start difference. First operand 379 states and 449 transitions. Second operand 4 states. [2018-11-18 15:16:04,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:16:04,098 INFO L93 Difference]: Finished difference Result 1224 states and 1517 transitions. [2018-11-18 15:16:04,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 15:16:04,098 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 89 [2018-11-18 15:16:04,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:16:04,102 INFO L225 Difference]: With dead ends: 1224 [2018-11-18 15:16:04,102 INFO L226 Difference]: Without dead ends: 873 [2018-11-18 15:16:04,103 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 15:16:04,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 873 states. [2018-11-18 15:16:04,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 873 to 856. [2018-11-18 15:16:04,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 856 states. [2018-11-18 15:16:04,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 1035 transitions. [2018-11-18 15:16:04,150 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 1035 transitions. Word has length 89 [2018-11-18 15:16:04,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:16:04,150 INFO L480 AbstractCegarLoop]: Abstraction has 856 states and 1035 transitions. [2018-11-18 15:16:04,150 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 15:16:04,151 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1035 transitions. [2018-11-18 15:16:04,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 15:16:04,153 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:16:04,153 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] [2018-11-18 15:16:04,153 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:16:04,153 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:16:04,153 INFO L82 PathProgramCache]: Analyzing trace with hash -1899323081, now seen corresponding path program 1 times [2018-11-18 15:16:04,153 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:16:04,153 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:16:04,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:04,154 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:16:04,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:04,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:16:04,565 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 6 [2018-11-18 15:16:04,768 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 15:16:04,768 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:16:04,768 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 15:16:04,768 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 15:16:04,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 15:16:04,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:16:04,769 INFO L87 Difference]: Start difference. First operand 856 states and 1035 transitions. Second operand 9 states. [2018-11-18 15:16:06,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:16:06,949 INFO L93 Difference]: Finished difference Result 2360 states and 2985 transitions. [2018-11-18 15:16:06,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 15:16:06,949 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2018-11-18 15:16:06,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:16:06,956 INFO L225 Difference]: With dead ends: 2360 [2018-11-18 15:16:06,956 INFO L226 Difference]: Without dead ends: 1711 [2018-11-18 15:16:06,958 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-18 15:16:06,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1711 states. [2018-11-18 15:16:07,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1711 to 1507. [2018-11-18 15:16:07,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1507 states. [2018-11-18 15:16:07,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1507 states and 1803 transitions. [2018-11-18 15:16:07,036 INFO L78 Accepts]: Start accepts. Automaton has 1507 states and 1803 transitions. Word has length 93 [2018-11-18 15:16:07,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:16:07,037 INFO L480 AbstractCegarLoop]: Abstraction has 1507 states and 1803 transitions. [2018-11-18 15:16:07,037 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 15:16:07,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1803 transitions. [2018-11-18 15:16:07,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 15:16:07,041 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:16:07,041 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:16:07,041 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:16:07,041 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:16:07,041 INFO L82 PathProgramCache]: Analyzing trace with hash 1261946703, now seen corresponding path program 1 times [2018-11-18 15:16:07,041 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:16:07,041 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:16:07,042 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:07,042 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:16:07,042 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:16:07,422 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 15:16:07,422 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:16:07,422 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_98fb842c-b05d-4cfd-ab02-d81c683c4bc1/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 15:16:07,436 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:16:07,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:16:07,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:16:07,877 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 27 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:16:07,903 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 15:16:07,903 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-18 15:16:07,904 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 15:16:07,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 15:16:07,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-18 15:16:07,904 INFO L87 Difference]: Start difference. First operand 1507 states and 1803 transitions. Second operand 16 states. [2018-11-18 15:16:10,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:16:10,736 INFO L93 Difference]: Finished difference Result 3221 states and 4004 transitions. [2018-11-18 15:16:10,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-18 15:16:10,737 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 138 [2018-11-18 15:16:10,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:16:10,744 INFO L225 Difference]: With dead ends: 3221 [2018-11-18 15:16:10,745 INFO L226 Difference]: Without dead ends: 1915 [2018-11-18 15:16:10,748 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-18 15:16:10,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1915 states. [2018-11-18 15:16:10,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1915 to 1494. [2018-11-18 15:16:10,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1494 states. [2018-11-18 15:16:10,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1494 states and 1741 transitions. [2018-11-18 15:16:10,837 INFO L78 Accepts]: Start accepts. Automaton has 1494 states and 1741 transitions. Word has length 138 [2018-11-18 15:16:10,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:16:10,838 INFO L480 AbstractCegarLoop]: Abstraction has 1494 states and 1741 transitions. [2018-11-18 15:16:10,838 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 15:16:10,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1741 transitions. [2018-11-18 15:16:10,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-18 15:16:10,843 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:16:10,844 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-18 15:16:10,844 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:16:10,845 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:16:10,845 INFO L82 PathProgramCache]: Analyzing trace with hash -1952556690, now seen corresponding path program 1 times [2018-11-18 15:16:10,845 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:16:10,845 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:16:10,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:10,846 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:16:10,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:10,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:16:11,053 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-11-18 15:16:11,054 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:16:11,054 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 15:16:11,054 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 15:16:11,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 15:16:11,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 15:16:11,055 INFO L87 Difference]: Start difference. First operand 1494 states and 1741 transitions. Second operand 3 states. [2018-11-18 15:16:11,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:16:11,219 INFO L93 Difference]: Finished difference Result 2367 states and 2763 transitions. [2018-11-18 15:16:11,219 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 15:16:11,219 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 248 [2018-11-18 15:16:11,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:16:11,223 INFO L225 Difference]: With dead ends: 2367 [2018-11-18 15:16:11,223 INFO L226 Difference]: Without dead ends: 936 [2018-11-18 15:16:11,226 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 15:16:11,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 936 states. [2018-11-18 15:16:11,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 936 to 916. [2018-11-18 15:16:11,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 916 states. [2018-11-18 15:16:11,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 916 states and 1051 transitions. [2018-11-18 15:16:11,272 INFO L78 Accepts]: Start accepts. Automaton has 916 states and 1051 transitions. Word has length 248 [2018-11-18 15:16:11,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:16:11,272 INFO L480 AbstractCegarLoop]: Abstraction has 916 states and 1051 transitions. [2018-11-18 15:16:11,273 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 15:16:11,273 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1051 transitions. [2018-11-18 15:16:11,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-18 15:16:11,278 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:16:11,278 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 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, 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] [2018-11-18 15:16:11,279 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:16:11,279 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:16:11,279 INFO L82 PathProgramCache]: Analyzing trace with hash 1866507570, now seen corresponding path program 1 times [2018-11-18 15:16:11,279 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:16:11,279 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:16:11,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:11,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:16:11,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:16:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:16:11,527 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 130 proven. 14 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2018-11-18 15:16:11,528 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:16:11,528 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_98fb842c-b05d-4cfd-ab02-d81c683c4bc1/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 15:16:11,540 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:16:11,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:16:11,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:16:11,917 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 250 proven. 5 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-18 15:16:11,933 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 15:16:11,933 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12] total 19 [2018-11-18 15:16:11,934 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 15:16:11,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 15:16:11,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2018-11-18 15:16:11,935 INFO L87 Difference]: Start difference. First operand 916 states and 1051 transitions. Second operand 19 states. [2018-11-18 15:16:13,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:16:13,608 INFO L93 Difference]: Finished difference Result 2339 states and 2985 transitions. [2018-11-18 15:16:13,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-18 15:16:13,609 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 284 [2018-11-18 15:16:13,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:16:13,610 INFO L225 Difference]: With dead ends: 2339 [2018-11-18 15:16:13,610 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 15:16:13,614 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 288 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=270, Invalid=1136, Unknown=0, NotChecked=0, Total=1406 [2018-11-18 15:16:13,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 15:16:13,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 15:16:13,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 15:16:13,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 15:16:13,615 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 284 [2018-11-18 15:16:13,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:16:13,617 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:16:13,617 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 15:16:13,617 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 15:16:13,617 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:16:13,621 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 15:16:13,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:13,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:13,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:13,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:13,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:13,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:13,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:16:14,857 WARN L180 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 27 [2018-11-18 15:16:15,267 WARN L180 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 51 [2018-11-18 15:16:15,534 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 37 [2018-11-18 15:16:15,706 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2018-11-18 15:16:16,374 WARN L180 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 54 [2018-11-18 15:16:16,653 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 29 [2018-11-18 15:16:16,879 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 35 [2018-11-18 15:16:17,026 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 33 [2018-11-18 15:16:17,463 WARN L180 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 52 [2018-11-18 15:16:17,694 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 33 [2018-11-18 15:16:18,197 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 42 [2018-11-18 15:16:18,341 INFO L425 ceAbstractionStarter]: For program point L355-3(lines 355 376) no Hoare annotation was computed. [2018-11-18 15:16:18,341 INFO L425 ceAbstractionStarter]: For program point L377(lines 354 378) no Hoare annotation was computed. [2018-11-18 15:16:18,341 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 330 385) no Hoare annotation was computed. [2018-11-18 15:16:18,342 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 365) no Hoare annotation was computed. [2018-11-18 15:16:18,342 INFO L425 ceAbstractionStarter]: For program point L361-1(lines 361 365) no Hoare annotation was computed. [2018-11-18 15:16:18,342 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 330 385) no Hoare annotation was computed. [2018-11-18 15:16:18,342 INFO L425 ceAbstractionStarter]: For program point L356(line 356) no Hoare annotation was computed. [2018-11-18 15:16:18,342 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 330 385) no Hoare annotation was computed. [2018-11-18 15:16:18,342 INFO L425 ceAbstractionStarter]: For program point L355-1(lines 355 376) no Hoare annotation was computed. [2018-11-18 15:16:18,342 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-18 15:16:18,342 INFO L425 ceAbstractionStarter]: For program point L438(lines 411 439) no Hoare annotation was computed. [2018-11-18 15:16:18,342 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 386 445) no Hoare annotation was computed. [2018-11-18 15:16:18,342 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 386 445) no Hoare annotation was computed. [2018-11-18 15:16:18,342 INFO L425 ceAbstractionStarter]: For program point L418(lines 418 422) no Hoare annotation was computed. [2018-11-18 15:16:18,342 INFO L425 ceAbstractionStarter]: For program point L418-1(lines 418 422) no Hoare annotation was computed. [2018-11-18 15:16:18,342 INFO L425 ceAbstractionStarter]: For program point L412-1(lines 412 437) no Hoare annotation was computed. [2018-11-18 15:16:18,342 INFO L425 ceAbstractionStarter]: For program point L412-3(lines 412 437) no Hoare annotation was computed. [2018-11-18 15:16:18,342 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 386 445) no Hoare annotation was computed. [2018-11-18 15:16:18,343 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-18 15:16:18,343 INFO L425 ceAbstractionStarter]: For program point L431-1(line 431) no Hoare annotation was computed. [2018-11-18 15:16:18,343 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-18 15:16:18,343 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-18 15:16:18,343 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-18 15:16:18,343 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-18 15:16:18,343 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-18 15:16:18,343 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 816 823) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-11-18 15:16:18,343 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 816 823) no Hoare annotation was computed. [2018-11-18 15:16:18,343 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 816 823) no Hoare annotation was computed. [2018-11-18 15:16:18,343 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 824 833) the Hoare annotation is: (let ((.cse3 (< 2 ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or .cse4 .cse5 (or .cse0 .cse2) .cse3) (or .cse3 (not (= 1 ~pumpRunning~0)) .cse1 .cse2 .cse4) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 .cse5 (<= 1 ~switchedOnBeforeTS~0) (not (= ~waterLevel~0 1))))) [2018-11-18 15:16:18,344 INFO L425 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-11-18 15:16:18,344 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 824 833) no Hoare annotation was computed. [2018-11-18 15:16:18,344 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 824 833) no Hoare annotation was computed. [2018-11-18 15:16:18,344 INFO L421 ceAbstractionStarter]: At program point L849(line 849) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0))) (.cse3 (< 1 ~waterLevel~0)) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 .cse4) (or .cse3 .cse5 (or .cse6 .cse4)) (or .cse5 .cse4 (or .cse6 .cse2)) (or .cse3 (or .cse6 .cse1 .cse4)) (or .cse6 .cse1 .cse4 .cse2))) [2018-11-18 15:16:18,344 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 834 862) the Hoare annotation is: true [2018-11-18 15:16:18,344 INFO L425 ceAbstractionStarter]: For program point L847(lines 847 853) no Hoare annotation was computed. [2018-11-18 15:16:18,344 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 856) no Hoare annotation was computed. [2018-11-18 15:16:18,344 INFO L421 ceAbstractionStarter]: At program point L844(line 844) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= ~systemActive~0 0))) (.cse5 (= __utac_acc__Specification5_spec__3_~tmp~7 ~waterLevel~0)) (.cse3 (< 1 ~waterLevel~0)) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 .cse4 .cse5) (or .cse3 .cse6 (or .cse7 .cse4) .cse5) (or .cse6 .cse4 (or .cse7 .cse2)) (or .cse5 .cse3 (or .cse7 .cse1 .cse4)) (or .cse7 .cse1 .cse4 .cse2))) [2018-11-18 15:16:18,344 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 834 862) no Hoare annotation was computed. [2018-11-18 15:16:18,344 INFO L425 ceAbstractionStarter]: For program point L844-1(line 844) no Hoare annotation was computed. [2018-11-18 15:16:18,344 INFO L425 ceAbstractionStarter]: For program point L842(lines 842 859) no Hoare annotation was computed. [2018-11-18 15:16:18,344 INFO L425 ceAbstractionStarter]: For program point L842-1(lines 834 862) no Hoare annotation was computed. [2018-11-18 15:16:18,344 INFO L428 ceAbstractionStarter]: At program point L840(line 840) the Hoare annotation is: true [2018-11-18 15:16:18,345 INFO L425 ceAbstractionStarter]: For program point L840-1(line 840) no Hoare annotation was computed. [2018-11-18 15:16:18,345 INFO L421 ceAbstractionStarter]: At program point L802-1(line 802) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~6 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:16:18,345 INFO L425 ceAbstractionStarter]: For program point L800(lines 800 807) no Hoare annotation was computed. [2018-11-18 15:16:18,345 INFO L425 ceAbstractionStarter]: For program point L800-1(lines 800 807) no Hoare annotation was computed. [2018-11-18 15:16:18,345 INFO L425 ceAbstractionStarter]: For program point L798(line 798) no Hoare annotation was computed. [2018-11-18 15:16:18,345 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 790 812) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:16:18,345 INFO L421 ceAbstractionStarter]: At program point L797(line 797) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:16:18,345 INFO L421 ceAbstractionStarter]: At program point L796(line 796) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:16:18,345 INFO L421 ceAbstractionStarter]: At program point L796-1(line 796) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:16:18,345 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 790 812) no Hoare annotation was computed. [2018-11-18 15:16:18,345 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 790 812) no Hoare annotation was computed. [2018-11-18 15:16:18,345 INFO L421 ceAbstractionStarter]: At program point L802(line 802) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~6 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:16:18,346 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 747 770) no Hoare annotation was computed. [2018-11-18 15:16:18,346 INFO L425 ceAbstractionStarter]: For program point L765(line 765) no Hoare annotation was computed. [2018-11-18 15:16:18,346 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 747 770) no Hoare annotation was computed. [2018-11-18 15:16:18,346 INFO L425 ceAbstractionStarter]: For program point L764(line 764) no Hoare annotation was computed. [2018-11-18 15:16:18,346 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 747 770) no Hoare annotation was computed. [2018-11-18 15:16:18,346 INFO L425 ceAbstractionStarter]: For program point L763(line 763) no Hoare annotation was computed. [2018-11-18 15:16:18,346 INFO L425 ceAbstractionStarter]: For program point L762(line 762) no Hoare annotation was computed. [2018-11-18 15:16:18,346 INFO L425 ceAbstractionStarter]: For program point L761(line 761) no Hoare annotation was computed. [2018-11-18 15:16:18,346 INFO L425 ceAbstractionStarter]: For program point L760(line 760) no Hoare annotation was computed. [2018-11-18 15:16:18,346 INFO L425 ceAbstractionStarter]: For program point L759(line 759) no Hoare annotation was computed. [2018-11-18 15:16:18,346 INFO L425 ceAbstractionStarter]: For program point L758(line 758) no Hoare annotation was computed. [2018-11-18 15:16:18,346 INFO L425 ceAbstractionStarter]: For program point L757(line 757) no Hoare annotation was computed. [2018-11-18 15:16:18,346 INFO L425 ceAbstractionStarter]: For program point L756(line 756) no Hoare annotation was computed. [2018-11-18 15:16:18,346 INFO L425 ceAbstractionStarter]: For program point L755(line 755) no Hoare annotation was computed. [2018-11-18 15:16:18,346 INFO L425 ceAbstractionStarter]: For program point L754(line 754) no Hoare annotation was computed. [2018-11-18 15:16:18,346 INFO L425 ceAbstractionStarter]: For program point L753(line 753) no Hoare annotation was computed. [2018-11-18 15:16:18,347 INFO L425 ceAbstractionStarter]: For program point L752(line 752) no Hoare annotation was computed. [2018-11-18 15:16:18,347 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 254 268) no Hoare annotation was computed. [2018-11-18 15:16:18,347 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 254 268) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 (not (= ~waterLevel~0 2)))) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse2) (or .cse1 .cse0 (not (= ~waterLevel~0 1))) (or .cse2 (or .cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-18 15:16:18,347 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 254 268) no Hoare annotation was computed. [2018-11-18 15:16:18,347 INFO L421 ceAbstractionStarter]: At program point L260(line 260) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~waterLevel~0 2))) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0)) (or (< 1 ~waterLevel~0) (or .cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 15:16:18,347 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 264) no Hoare annotation was computed. [2018-11-18 15:16:18,347 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 190 198) no Hoare annotation was computed. [2018-11-18 15:16:18,347 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 190 198) the Hoare annotation is: true [2018-11-18 15:16:18,347 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 190 198) no Hoare annotation was computed. [2018-11-18 15:16:18,347 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 226) no Hoare annotation was computed. [2018-11-18 15:16:18,347 INFO L425 ceAbstractionStarter]: For program point L218-2(lines 218 226) no Hoare annotation was computed. [2018-11-18 15:16:18,347 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 199 234) no Hoare annotation was computed. [2018-11-18 15:16:18,347 INFO L425 ceAbstractionStarter]: For program point L206(lines 206 214) no Hoare annotation was computed. [2018-11-18 15:16:18,348 INFO L425 ceAbstractionStarter]: For program point L206-2(lines 206 214) no Hoare annotation was computed. [2018-11-18 15:16:18,348 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 199 234) no Hoare annotation was computed. [2018-11-18 15:16:18,348 INFO L425 ceAbstractionStarter]: For program point L229(line 229) no Hoare annotation was computed. [2018-11-18 15:16:18,348 INFO L425 ceAbstractionStarter]: For program point L229-1(line 229) no Hoare annotation was computed. [2018-11-18 15:16:18,348 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 199 234) no Hoare annotation was computed. [2018-11-18 15:16:18,348 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-18 15:16:18,348 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-18 15:16:18,348 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 284 329) no Hoare annotation was computed. [2018-11-18 15:16:18,348 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 284 329) no Hoare annotation was computed. [2018-11-18 15:16:18,348 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 284 329) no Hoare annotation was computed. [2018-11-18 15:16:18,348 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 597 642) no Hoare annotation was computed. [2018-11-18 15:16:18,348 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 597 642) no Hoare annotation was computed. [2018-11-18 15:16:18,348 INFO L425 ceAbstractionStarter]: For program point L617(lines 617 624) no Hoare annotation was computed. [2018-11-18 15:16:18,348 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 597 642) no Hoare annotation was computed. [2018-11-18 15:16:18,348 INFO L425 ceAbstractionStarter]: For program point L611(lines 611 631) no Hoare annotation was computed. [2018-11-18 15:16:18,348 INFO L425 ceAbstractionStarter]: For program point L611-1(lines 611 631) no Hoare annotation was computed. [2018-11-18 15:16:18,349 INFO L421 ceAbstractionStarter]: At program point L784(line 784) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:16:18,349 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 779 789) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:16:18,349 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 779 789) no Hoare annotation was computed. [2018-11-18 15:16:18,349 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 779 789) no Hoare annotation was computed. [2018-11-18 15:16:18,349 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 179 189) no Hoare annotation was computed. [2018-11-18 15:16:18,349 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 179 189) no Hoare annotation was computed. [2018-11-18 15:16:18,349 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-18 15:16:18,349 INFO L425 ceAbstractionStarter]: For program point L184-1(line 184) no Hoare annotation was computed. [2018-11-18 15:16:18,349 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 179 189) no Hoare annotation was computed. [2018-11-18 15:16:18,349 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 171 178) the Hoare annotation is: (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0)) [2018-11-18 15:16:18,349 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 171 178) no Hoare annotation was computed. [2018-11-18 15:16:18,349 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 171 178) no Hoare annotation was computed. [2018-11-18 15:16:18,349 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 943 956) no Hoare annotation was computed. [2018-11-18 15:16:18,349 INFO L425 ceAbstractionStarter]: For program point L947(lines 947 953) no Hoare annotation was computed. [2018-11-18 15:16:18,349 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 943 956) the Hoare annotation is: true [2018-11-18 15:16:18,350 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 943 956) no Hoare annotation was computed. [2018-11-18 15:16:18,350 INFO L421 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse3 (or .cse1 .cse2 .cse0)) (or .cse3 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-18 15:16:18,350 INFO L425 ceAbstractionStarter]: For program point L157-1(lines 138 162) no Hoare annotation was computed. [2018-11-18 15:16:18,350 INFO L421 ceAbstractionStarter]: At program point L152(line 152) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (let ((.cse2 (< 1 ~waterLevel~0)) (.cse1 (and (= processEnvironment_~tmp~0 0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3 .cse4))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse2 (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse4) (or .cse2 .cse1 .cse0)))) [2018-11-18 15:16:18,350 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 138 162) no Hoare annotation was computed. [2018-11-18 15:16:18,350 INFO L421 ceAbstractionStarter]: At program point L148(line 148) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (< 2 ~waterLevel~0) (and (= 2 ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-11-18 15:16:18,350 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 138 162) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse0 (or .cse4 .cse1 .cse2) .cse3) (or .cse3 .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))))) [2018-11-18 15:16:18,350 INFO L425 ceAbstractionStarter]: For program point L146(lines 146 154) no Hoare annotation was computed. [2018-11-18 15:16:18,350 INFO L421 ceAbstractionStarter]: At program point L144(line 144) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 (or .cse3 .cse1 .cse2) .cse4) (or .cse4 .cse2 (or .cse3 .cse1 (not (= ~waterLevel~0 2)))))) [2018-11-18 15:16:18,350 INFO L425 ceAbstractionStarter]: For program point L144-1(line 144) no Hoare annotation was computed. [2018-11-18 15:16:18,350 INFO L425 ceAbstractionStarter]: For program point L142(lines 142 159) no Hoare annotation was computed. [2018-11-18 15:16:18,351 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 130 136) no Hoare annotation was computed. [2018-11-18 15:16:18,351 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 130 136) the Hoare annotation is: true [2018-11-18 15:16:18,351 INFO L421 ceAbstractionStarter]: At program point L704(lines 657 706) the Hoare annotation is: (let ((.cse5 (= ~systemActive~0 0)) (.cse7 (<= ~waterLevel~0 1)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse5 .cse4 .cse0 .cse3 .cse6) (and .cse4 .cse7 .cse2 .cse3 .cse6) (and .cse5 .cse4 .cse7 .cse3 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse7 .cse1 .cse2 .cse3 .cse6) (and .cse4 .cse0 .cse2 .cse3 .cse6) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 15:16:18,351 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 647 714) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:16:18,351 INFO L421 ceAbstractionStarter]: At program point L669(line 669) the Hoare annotation is: (let ((.cse4 (= ~systemActive~0 1)) (.cse9 (= 0 ~pumpRunning~0)) (.cse5 (= test_~splverifierCounter~0 0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse1 (= 2 ~waterLevel~0)) (.cse7 (= ~systemActive~0 0)) (.cse6 (<= ~waterLevel~0 1)) (.cse8 (and .cse9 .cse5)) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (and .cse9 .cse4 .cse5))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 .cse3 .cse4 .cse5 .cse2) (and .cse0 .cse6 .cse2) (and .cse7 .cse1 .cse8 .cse2) (and .cse7 .cse6 .cse8 .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= 1 ~waterLevel~0))))) [2018-11-18 15:16:18,351 INFO L425 ceAbstractionStarter]: For program point L667(lines 667 673) no Hoare annotation was computed. [2018-11-18 15:16:18,351 INFO L425 ceAbstractionStarter]: For program point L667-1(lines 667 673) no Hoare annotation was computed. [2018-11-18 15:16:18,351 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 647 714) no Hoare annotation was computed. [2018-11-18 15:16:18,351 INFO L425 ceAbstractionStarter]: For program point L659(lines 659 663) no Hoare annotation was computed. [2018-11-18 15:16:18,351 INFO L425 ceAbstractionStarter]: For program point L657-1(lines 657 706) no Hoare annotation was computed. [2018-11-18 15:16:18,351 INFO L421 ceAbstractionStarter]: At program point L707(lines 656 708) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:16:18,352 INFO L421 ceAbstractionStarter]: At program point L697(line 697) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) .cse1) (and (<= ~waterLevel~0 1) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-11-18 15:16:18,352 INFO L425 ceAbstractionStarter]: For program point L695(lines 695 701) no Hoare annotation was computed. [2018-11-18 15:16:18,352 INFO L421 ceAbstractionStarter]: At program point L695-1(lines 687 702) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse4 (= 2 ~waterLevel~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 1) .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse2) (and .cse5 .cse4 .cse1 .cse2) (and .cse5 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (and (and .cse5 .cse2) (= ~systemActive~0 0) (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (and .cse5 (<= ~waterLevel~0 2) .cse1 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 15:16:18,352 INFO L425 ceAbstractionStarter]: For program point L658(lines 657 706) no Hoare annotation was computed. [2018-11-18 15:16:18,352 INFO L421 ceAbstractionStarter]: At program point L689(line 689) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= ~pumpRunning~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) (and .cse1 .cse3 .cse2) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 1) (and .cse0 .cse2 .cse4)) (and (<= ~waterLevel~0 2) .cse3 .cse2 .cse4))) [2018-11-18 15:16:18,352 INFO L425 ceAbstractionStarter]: For program point L687(lines 687 702) no Hoare annotation was computed. [2018-11-18 15:16:18,352 INFO L421 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 1)) (.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 .cse4 .cse1 .cse2 .cse5) (and (= ~systemActive~0 0) .cse0 .cse3 .cse2 .cse5) (and .cse0 .cse6 .cse1 .cse2) (and .cse0 .cse3 .cse1 .cse2 .cse5) (and .cse6 .cse4 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 15:16:18,352 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 683) no Hoare annotation was computed. [2018-11-18 15:16:18,352 INFO L425 ceAbstractionStarter]: For program point L677-1(lines 677 683) no Hoare annotation was computed. [2018-11-18 15:16:18,352 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 647 714) no Hoare annotation was computed. [2018-11-18 15:16:18,352 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 578) no Hoare annotation was computed. [2018-11-18 15:16:18,352 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 551 596) no Hoare annotation was computed. [2018-11-18 15:16:18,353 INFO L425 ceAbstractionStarter]: For program point L565(lines 565 585) no Hoare annotation was computed. [2018-11-18 15:16:18,353 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 551 596) no Hoare annotation was computed. [2018-11-18 15:16:18,353 INFO L425 ceAbstractionStarter]: For program point L565-1(lines 565 585) no Hoare annotation was computed. [2018-11-18 15:16:18,353 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 551 596) no Hoare annotation was computed. [2018-11-18 15:16:18,353 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 911 933) no Hoare annotation was computed. [2018-11-18 15:16:18,353 INFO L425 ceAbstractionStarter]: For program point L919(lines 919 927) no Hoare annotation was computed. [2018-11-18 15:16:18,353 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 911 933) no Hoare annotation was computed. [2018-11-18 15:16:18,353 INFO L425 ceAbstractionStarter]: For program point L919-2(lines 919 927) no Hoare annotation was computed. [2018-11-18 15:16:18,353 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 911 933) no Hoare annotation was computed. [2018-11-18 15:16:18,353 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2018-11-18 15:16:18,353 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2018-11-18 15:16:18,353 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2018-11-18 15:16:18,353 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 448 550) no Hoare annotation was computed. [2018-11-18 15:16:18,353 INFO L425 ceAbstractionStarter]: For program point L477(lines 477 493) no Hoare annotation was computed. [2018-11-18 15:16:18,353 INFO L425 ceAbstractionStarter]: For program point L537(lines 537 544) no Hoare annotation was computed. [2018-11-18 15:16:18,353 INFO L425 ceAbstractionStarter]: For program point L498(lines 497 517) no Hoare annotation was computed. [2018-11-18 15:16:18,354 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-18 15:16:18,354 INFO L425 ceAbstractionStarter]: For program point L529-1(line 529) no Hoare annotation was computed. [2018-11-18 15:16:18,354 INFO L425 ceAbstractionStarter]: For program point L494(lines 494 535) no Hoare annotation was computed. [2018-11-18 15:16:18,354 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 448 550) no Hoare annotation was computed. [2018-11-18 15:16:18,354 INFO L425 ceAbstractionStarter]: For program point L513(line 513) no Hoare annotation was computed. [2018-11-18 15:16:18,354 INFO L425 ceAbstractionStarter]: For program point L513-1(line 513) no Hoare annotation was computed. [2018-11-18 15:16:18,354 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 476) no Hoare annotation was computed. [2018-11-18 15:16:18,354 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 547) no Hoare annotation was computed. [2018-11-18 15:16:18,354 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 503) no Hoare annotation was computed. [2018-11-18 15:16:18,354 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 448 550) no Hoare annotation was computed. [2018-11-18 15:16:18,354 INFO L425 ceAbstractionStarter]: For program point L497-1(lines 497 517) no Hoare annotation was computed. [2018-11-18 15:16:18,354 INFO L425 ceAbstractionStarter]: For program point L497-3(lines 497 517) no Hoare annotation was computed. [2018-11-18 15:16:18,354 INFO L425 ceAbstractionStarter]: For program point L518(lines 496 519) no Hoare annotation was computed. [2018-11-18 15:16:18,354 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:16:18,354 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 15:16:18,354 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:16:18,354 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 163 170) no Hoare annotation was computed. [2018-11-18 15:16:18,355 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 163 170) no Hoare annotation was computed. [2018-11-18 15:16:18,355 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 163 170) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-18 15:16:18,355 INFO L425 ceAbstractionStarter]: For program point L242-1(line 242) no Hoare annotation was computed. [2018-11-18 15:16:18,355 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 235 253) no Hoare annotation was computed. [2018-11-18 15:16:18,355 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 235 253) the Hoare annotation is: true [2018-11-18 15:16:18,355 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 235 253) no Hoare annotation was computed. [2018-11-18 15:16:18,355 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 248) no Hoare annotation was computed. [2018-11-18 15:16:18,355 INFO L428 ceAbstractionStarter]: At program point L242(line 242) the Hoare annotation is: true [2018-11-18 15:16:18,355 INFO L425 ceAbstractionStarter]: For program point L244-2(lines 244 248) no Hoare annotation was computed. [2018-11-18 15:16:18,355 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 934 942) the Hoare annotation is: true [2018-11-18 15:16:18,355 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 934 942) no Hoare annotation was computed. [2018-11-18 15:16:18,355 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 934 942) no Hoare annotation was computed. [2018-11-18 15:16:18,355 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:16:18,355 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 15:16:18,355 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:16:18,356 INFO L425 ceAbstractionStarter]: For program point L894-1(lines 890 901) no Hoare annotation was computed. [2018-11-18 15:16:18,356 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 890 901) the Hoare annotation is: true [2018-11-18 15:16:18,356 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 890 901) no Hoare annotation was computed. [2018-11-18 15:16:18,356 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 902 910) no Hoare annotation was computed. [2018-11-18 15:16:18,356 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 902 910) no Hoare annotation was computed. [2018-11-18 15:16:18,356 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 902 910) no Hoare annotation was computed. [2018-11-18 15:16:18,356 INFO L421 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: (let ((.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse6 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= ~waterLevel~0 1) .cse2 .cse5)) (.cse1 (< 1 |old(~waterLevel~0)|)) (.cse9 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (and (= 0 ~pumpRunning~0) .cse3 .cse5)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse8 (not (= ~systemActive~0 1))) (.cse10 (not (= |old(~waterLevel~0)| 2))) (.cse7 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (not (= ~systemActive~0 0)) (< 2 |old(~waterLevel~0)|) .cse0) (or .cse1 (and .cse2 .cse3 .cse4 .cse5) .cse6 .cse7 .cse8 .cse9) (or .cse6 .cse7 .cse8 .cse10) (or .cse1 (or .cse0 .cse8 .cse9) .cse11) (or (or .cse0 .cse8 .cse10) .cse11) (or .cse0 .cse8 .cse11 .cse4) (or (= 1 ~waterLevel~0) (or (or .cse8 .cse10) .cse7))))) [2018-11-18 15:16:18,356 INFO L421 ceAbstractionStarter]: At program point L117(lines 117 123) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse8 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse9 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= ~waterLevel~0 1) .cse4 .cse8)) (.cse6 (< 1 |old(~waterLevel~0)|)) (.cse11 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 ~pumpRunning~0) .cse5 .cse8)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse10 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 .cse3) (and .cse4 .cse5)) (or .cse6 (and .cse4 .cse5 .cse7 .cse8) .cse9 .cse10 .cse2 .cse11) (or .cse0 (not (= ~systemActive~0 0)) (< 2 |old(~waterLevel~0)|) .cse1) (or .cse9 .cse10 .cse2 .cse3) (or .cse6 (or .cse1 .cse2 .cse11) .cse0) (or .cse1 .cse2 .cse0 .cse7) (or (= 1 ~waterLevel~0) (or (or .cse2 .cse3) .cse10))))) [2018-11-18 15:16:18,356 INFO L421 ceAbstractionStarter]: At program point L112(line 112) the Hoare annotation is: (let ((.cse6 (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (< 2 |old(~waterLevel~0)|))) (and (or (not (= ~systemActive~0 0)) .cse0 .cse1) (or .cse1 .cse2 .cse3) (or .cse1 .cse2 (not (= |old(~waterLevel~0)| 1))) (or (< 1 |old(~waterLevel~0)|) .cse4 .cse2 .cse5 .cse6) (or .cse6 (or (or .cse2 .cse3) .cse4)) (or (or .cse1 .cse2 .cse5) .cse0))) [2018-11-18 15:16:18,357 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 103 129) the Hoare annotation is: (let ((.cse13 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (let ((.cse9 (or .cse7 .cse2 .cse3)) (.cse10 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse12 (and (= ~pumpRunning~0 1) .cse13)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< 2 |old(~waterLevel~0)|)) (.cse6 (and (= 0 ~pumpRunning~0) .cse13)) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= ~systemActive~0 0))) (.cse11 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8) (or .cse9 .cse0 .cse4) (or .cse10 .cse5 .cse7 .cse6) (or .cse7 .cse2 .cse6 .cse11) (or .cse10 .cse9 .cse6) (or .cse12 (or (or .cse2 .cse8) .cse1)) (or .cse10 .cse1 .cse2 .cse3 .cse12) (or .cse4 .cse5 (or .cse7 .cse3) .cse0) (or .cse6 (or .cse7 .cse2 .cse8)) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse7 .cse5 (<= 1 ~switchedOnBeforeTS~0) .cse11)))) [2018-11-18 15:16:18,357 INFO L425 ceAbstractionStarter]: For program point L110(lines 106 128) no Hoare annotation was computed. [2018-11-18 15:16:18,357 INFO L425 ceAbstractionStarter]: For program point L108(lines 106 128) no Hoare annotation was computed. [2018-11-18 15:16:18,357 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 103 129) no Hoare annotation was computed. [2018-11-18 15:16:18,357 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 103 129) no Hoare annotation was computed. [2018-11-18 15:16:18,357 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 717 746) no Hoare annotation was computed. [2018-11-18 15:16:18,357 INFO L425 ceAbstractionStarter]: For program point L731(lines 731 735) no Hoare annotation was computed. [2018-11-18 15:16:18,357 INFO L428 ceAbstractionStarter]: At program point L731-1(lines 731 735) the Hoare annotation is: true [2018-11-18 15:16:18,357 INFO L425 ceAbstractionStarter]: For program point L727-1(lines 727 741) no Hoare annotation was computed. [2018-11-18 15:16:18,357 INFO L428 ceAbstractionStarter]: At program point L727-3(lines 727 741) the Hoare annotation is: true [2018-11-18 15:16:18,357 INFO L428 ceAbstractionStarter]: At program point L723(line 723) the Hoare annotation is: true [2018-11-18 15:16:18,357 INFO L425 ceAbstractionStarter]: For program point L723-1(line 723) no Hoare annotation was computed. [2018-11-18 15:16:18,357 INFO L428 ceAbstractionStarter]: At program point L742(lines 717 746) the Hoare annotation is: true [2018-11-18 15:16:18,357 INFO L425 ceAbstractionStarter]: For program point L738(line 738) no Hoare annotation was computed. [2018-11-18 15:16:18,358 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 717 746) the Hoare annotation is: true [2018-11-18 15:16:18,358 INFO L425 ceAbstractionStarter]: For program point L728(line 728) no Hoare annotation was computed. [2018-11-18 15:16:18,358 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 866 877) the Hoare annotation is: (or (< 2 |old(~waterLevel~0)|) (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 15:16:18,358 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 866 877) no Hoare annotation was computed. [2018-11-18 15:16:18,358 INFO L425 ceAbstractionStarter]: For program point L870-1(lines 866 877) no Hoare annotation was computed. [2018-11-18 15:16:18,358 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 771 777) no Hoare annotation was computed. [2018-11-18 15:16:18,358 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 771 777) the Hoare annotation is: true [2018-11-18 15:16:18,358 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:16:18,358 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 15:16:18,358 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:16:18,358 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:16:18,358 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 269 276) no Hoare annotation was computed. [2018-11-18 15:16:18,358 INFO L428 ceAbstractionStarter]: At program point startSystemENTRY(lines 269 276) the Hoare annotation is: true [2018-11-18 15:16:18,358 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 269 276) no Hoare annotation was computed. [2018-11-18 15:16:18,358 INFO L425 ceAbstractionStarter]: For program point L882-1(lines 878 889) no Hoare annotation was computed. [2018-11-18 15:16:18,358 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 878 889) no Hoare annotation was computed. [2018-11-18 15:16:18,359 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 878 889) the Hoare annotation is: (let ((.cse4 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse5 (or .cse4 .cse7)) (.cse1 (not (= ~systemActive~0 0))) (.cse6 (not (= |old(~waterLevel~0)| 2))) (.cse0 (< 1 |old(~waterLevel~0)|)) (.cse8 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse3 .cse2 .cse6) (or .cse7 .cse8 .cse3 .cse6) (or (or .cse4 .cse7 (not (= |old(~waterLevel~0)| 1))) .cse3) (or .cse0 .cse5 .cse2 .cse3) (or .cse3 .cse1 .cse2 .cse4 .cse6) (or .cse0 .cse7 .cse8 .cse2 .cse3)))) [2018-11-18 15:16:18,359 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 78 85) no Hoare annotation was computed. [2018-11-18 15:16:18,359 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2018-11-18 15:16:18,359 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 78 85) the Hoare annotation is: true [2018-11-18 15:16:18,359 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 78 85) no Hoare annotation was computed. [2018-11-18 15:16:18,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:16:18 BoogieIcfgContainer [2018-11-18 15:16:18,370 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:16:18,370 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:16:18,370 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:16:18,371 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:16:18,371 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:15:59" (3/4) ... [2018-11-18 15:16:18,374 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:16:18,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 15:16:18,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 15:16:18,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 15:16:18,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 15:16:18,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-18 15:16:18,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-18 15:16:18,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-18 15:16:18,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 15:16:18,386 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 15:16:18,386 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 15:16:18,386 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 15:16:18,386 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 15:16:18,386 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 15:16:18,386 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 15:16:18,386 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 15:16:18,386 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 15:16:18,386 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 15:16:18,386 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 15:16:18,386 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 15:16:18,386 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 15:16:18,386 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 15:16:18,386 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 15:16:18,387 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 15:16:18,387 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 15:16:18,387 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 15:16:18,387 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 15:16:18,387 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 15:16:18,387 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 15:16:18,387 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 15:16:18,387 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 15:16:18,387 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 15:16:18,387 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 15:16:18,387 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 15:16:18,387 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 15:16:18,387 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 15:16:18,387 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 15:16:18,388 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 15:16:18,388 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 15:16:18,388 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 15:16:18,388 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 15:16:18,405 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2018-11-18 15:16:18,406 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 15:16:18,406 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 15:16:18,435 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((systemActive == 0 && 0 == pumpRunning) && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || ((((waterLevel <= 1 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-11-18 15:16:18,436 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 15:16:18,478 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_98fb842c-b05d-4cfd-ab02-d81c683c4bc1/bin-2019/uautomizer/witness.graphml [2018-11-18 15:16:18,478 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:16:18,479 INFO L168 Benchmark]: Toolchain (without parser) took 20216.95 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 327.2 MB). Free memory was 955.9 MB in the beginning and 1.2 GB in the end (delta: -197.9 MB). Peak memory consumption was 129.3 MB. Max. memory is 11.5 GB. [2018-11-18 15:16:18,480 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:16:18,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 456.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 955.9 MB in the beginning and 1.1 GB in the end (delta: -185.9 MB). Peak memory consumption was 36.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:16:18,480 INFO L168 Benchmark]: Boogie Preprocessor took 64.55 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:16:18,480 INFO L168 Benchmark]: RCFGBuilder took 1053.03 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: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:16:18,480 INFO L168 Benchmark]: TraceAbstraction took 18531.77 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 178.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -119.1 MB). Peak memory consumption was 376.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:16:18,481 INFO L168 Benchmark]: Witness Printer took 108.07 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:16:18,482 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 456.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 955.9 MB in the beginning and 1.1 GB in the end (delta: -185.9 MB). Peak memory consumption was 36.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 64.55 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1053.03 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: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 18531.77 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 178.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -119.1 MB). Peak memory consumption was 376.1 MB. Max. memory is 11.5 GB. * Witness Printer took 108.07 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: 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: 717]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: (((((((((((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((systemActive == 0 && 0 == pumpRunning) && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || ((((waterLevel <= 1 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 240 locations, 1 error locations. SAFE Result, 18.4s OverallTime, 11 OverallIterations, 6 TraceHistogramMax, 9.3s AutomataDifference, 0.0s DeadEndRemovalTime, 4.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2017 SDtfs, 2005 SDslu, 6213 SDs, 0 SdLazy, 4796 SolverSat, 964 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 586 GetRequests, 464 SyntacticMatches, 4 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 477 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1507occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 743 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 2662 PreInvPairs, 3013 NumberOfFragments, 2509 HoareAnnotationTreeSize, 2662 FomulaSimplifications, 30262 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 58 FomulaSimplificationsInter, 21032 FormulaSimplificationTreeSizeReductionInter, 3.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 1709 NumberOfCodeBlocks, 1709 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1696 ConstructedInterpolants, 0 QuantifiedInterpolants, 452674 SizeOfPredicates, 10 NumberOfNonLiveVariables, 1933 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 1080/1117 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...