./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product56_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_7a2f5f59-7c7d-4034-b1cc-d852d011283e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7a2f5f59-7c7d-4034-b1cc-d852d011283e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7a2f5f59-7c7d-4034-b1cc-d852d011283e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7a2f5f59-7c7d-4034-b1cc-d852d011283e/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product56_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7a2f5f59-7c7d-4034-b1cc-d852d011283e/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7a2f5f59-7c7d-4034-b1cc-d852d011283e/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 38247fcadf5b4c668eea6d964bf6488ba6812482 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:06:59,883 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:06:59,884 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:06:59,891 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:06:59,891 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:06:59,891 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:06:59,892 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:06:59,893 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:06:59,894 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:06:59,895 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:06:59,895 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:06:59,896 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:06:59,896 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:06:59,897 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:06:59,898 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:06:59,898 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:06:59,899 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:06:59,900 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:06:59,901 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:06:59,903 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:06:59,903 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:06:59,904 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:06:59,906 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:06:59,906 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:06:59,906 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:06:59,907 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:06:59,907 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:06:59,908 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:06:59,908 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:06:59,909 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:06:59,909 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:06:59,910 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:06:59,910 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:06:59,910 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:06:59,911 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:06:59,911 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:06:59,911 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7a2f5f59-7c7d-4034-b1cc-d852d011283e/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 09:06:59,920 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:06:59,920 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:06:59,921 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:06:59,921 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 09:06:59,921 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:06:59,922 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:06:59,922 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 09:06:59,922 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:06:59,922 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:06:59,922 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:06:59,922 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:06:59,922 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:06:59,923 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:06:59,923 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:06:59,923 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:06:59,923 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:06:59,923 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:06:59,923 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:06:59,923 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:06:59,923 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:06:59,924 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 09:06:59,924 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:06:59,924 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 09:06:59,924 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 09:06:59,924 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:06:59,924 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:06:59,924 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:06:59,924 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 09:06:59,924 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:06:59,924 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:06:59,924 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_7a2f5f59-7c7d-4034-b1cc-d852d011283e/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 -> 38247fcadf5b4c668eea6d964bf6488ba6812482 [2018-11-18 09:06:59,946 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:06:59,953 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:06:59,955 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:06:59,956 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:06:59,956 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:06:59,956 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7a2f5f59-7c7d-4034-b1cc-d852d011283e/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product56_true-unreach-call_false-termination.cil.c [2018-11-18 09:06:59,991 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7a2f5f59-7c7d-4034-b1cc-d852d011283e/bin-2019/uautomizer/data/ad9d10631/a221a43e381443fbaa88d560b9ad4672/FLAG522a11a0d [2018-11-18 09:07:00,425 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:07:00,426 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7a2f5f59-7c7d-4034-b1cc-d852d011283e/sv-benchmarks/c/product-lines/minepump_spec5_product56_true-unreach-call_false-termination.cil.c [2018-11-18 09:07:00,434 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7a2f5f59-7c7d-4034-b1cc-d852d011283e/bin-2019/uautomizer/data/ad9d10631/a221a43e381443fbaa88d560b9ad4672/FLAG522a11a0d [2018-11-18 09:07:00,443 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7a2f5f59-7c7d-4034-b1cc-d852d011283e/bin-2019/uautomizer/data/ad9d10631/a221a43e381443fbaa88d560b9ad4672 [2018-11-18 09:07:00,445 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:07:00,446 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 09:07:00,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:07:00,446 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:07:00,449 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:07:00,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:07:00" (1/1) ... [2018-11-18 09:07:00,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c3b532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:00, skipping insertion in model container [2018-11-18 09:07:00,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:07:00" (1/1) ... [2018-11-18 09:07:00,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:07:00,485 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:07:00,685 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:07:00,694 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:07:00,804 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:07:00,824 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:07:00,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:00 WrapperNode [2018-11-18 09:07:00,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:07:00,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:07:00,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:07:00,825 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:07:00,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:00" (1/1) ... [2018-11-18 09:07:00,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:00" (1/1) ... [2018-11-18 09:07:00,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:00" (1/1) ... [2018-11-18 09:07:00,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:00" (1/1) ... [2018-11-18 09:07:00,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:00" (1/1) ... [2018-11-18 09:07:00,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:00" (1/1) ... [2018-11-18 09:07:00,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:00" (1/1) ... [2018-11-18 09:07:00,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:07:00,879 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:07:00,880 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:07:00,880 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:07:00,881 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7a2f5f59-7c7d-4034-b1cc-d852d011283e/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 09:07:00,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 09:07:00,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:07:00,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 09:07:00,939 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 09:07:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 09:07:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 09:07:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 09:07:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 09:07:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 09:07:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 09:07:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 09:07:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 09:07:00,940 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 09:07:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 09:07:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 09:07:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 09:07:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 09:07:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 09:07:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 09:07:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 09:07:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 09:07:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 09:07:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 09:07:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 09:07:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 09:07:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 09:07:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 09:07:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 09:07:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 09:07:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 09:07:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 09:07:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-18 09:07:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-18 09:07:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-18 09:07:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 09:07:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 09:07:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 09:07:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 09:07:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 09:07:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 09:07:00,943 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 09:07:00,944 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 09:07:00,944 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 09:07:00,944 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 09:07:00,944 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 09:07:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 09:07:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 09:07:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 09:07:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 09:07:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 09:07:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 09:07:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 09:07:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 09:07:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 09:07:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 09:07:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 09:07:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:07:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 09:07:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 09:07:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 09:07:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 09:07:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 09:07:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 09:07:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 09:07:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-18 09:07:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-18 09:07:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 09:07:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 09:07:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 09:07:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 09:07:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 09:07:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 09:07:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 09:07:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 09:07:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 09:07:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 09:07:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 09:07:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 09:07:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 09:07:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 09:07:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-18 09:07:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 09:07:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 09:07:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 09:07:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 09:07:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 09:07:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 09:07:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 09:07:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 09:07:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 09:07:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 09:07:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 09:07:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 09:07:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 09:07:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 09:07:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 09:07:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 09:07:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 09:07:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 09:07:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 09:07:00,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 09:07:00,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:07:00,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 09:07:01,577 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:07:01,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:07:01 BoogieIcfgContainer [2018-11-18 09:07:01,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:07:01,579 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 09:07:01,579 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 09:07:01,581 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 09:07:01,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:07:00" (1/3) ... [2018-11-18 09:07:01,582 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72e5875c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:07:01, skipping insertion in model container [2018-11-18 09:07:01,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:07:00" (2/3) ... [2018-11-18 09:07:01,582 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72e5875c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:07:01, skipping insertion in model container [2018-11-18 09:07:01,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:07:01" (3/3) ... [2018-11-18 09:07:01,583 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product56_true-unreach-call_false-termination.cil.c [2018-11-18 09:07:01,589 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 09:07:01,595 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 09:07:01,608 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 09:07:01,626 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 09:07:01,626 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 09:07:01,627 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 09:07:01,627 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 09:07:01,627 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 09:07:01,627 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 09:07:01,627 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 09:07:01,627 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 09:07:01,627 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 09:07:01,645 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states. [2018-11-18 09:07:01,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 09:07:01,652 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:01,653 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 09:07:01,655 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:01,658 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:01,658 INFO L82 PathProgramCache]: Analyzing trace with hash 194169540, now seen corresponding path program 1 times [2018-11-18 09:07:01,659 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:01,660 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:01,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:01,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:01,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:01,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:01,856 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 09:07:01,858 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:07:01,858 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 09:07:01,861 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 09:07:01,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 09:07:01,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 09:07:01,871 INFO L87 Difference]: Start difference. First operand 211 states. Second operand 2 states. [2018-11-18 09:07:01,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:01,903 INFO L93 Difference]: Finished difference Result 332 states and 409 transitions. [2018-11-18 09:07:01,903 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 09:07:01,904 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-18 09:07:01,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:01,914 INFO L225 Difference]: With dead ends: 332 [2018-11-18 09:07:01,914 INFO L226 Difference]: Without dead ends: 168 [2018-11-18 09:07:01,918 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 09:07:01,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2018-11-18 09:07:01,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 168. [2018-11-18 09:07:01,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2018-11-18 09:07:01,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 198 transitions. [2018-11-18 09:07:01,957 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 198 transitions. Word has length 59 [2018-11-18 09:07:01,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:01,957 INFO L480 AbstractCegarLoop]: Abstraction has 168 states and 198 transitions. [2018-11-18 09:07:01,957 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 09:07:01,958 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 198 transitions. [2018-11-18 09:07:01,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 09:07:01,960 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:01,960 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 09:07:01,961 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:01,961 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:01,961 INFO L82 PathProgramCache]: Analyzing trace with hash 183145020, now seen corresponding path program 1 times [2018-11-18 09:07:01,961 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:01,961 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:01,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:01,962 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:01,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:01,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:02,056 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 09:07:02,056 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:07:02,056 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:07:02,058 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:07:02,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:07:02,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:07:02,058 INFO L87 Difference]: Start difference. First operand 168 states and 198 transitions. Second operand 3 states. [2018-11-18 09:07:02,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:02,079 INFO L93 Difference]: Finished difference Result 269 states and 317 transitions. [2018-11-18 09:07:02,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:07:02,082 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-11-18 09:07:02,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:02,084 INFO L225 Difference]: With dead ends: 269 [2018-11-18 09:07:02,084 INFO L226 Difference]: Without dead ends: 158 [2018-11-18 09:07:02,085 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 09:07:02,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2018-11-18 09:07:02,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2018-11-18 09:07:02,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2018-11-18 09:07:02,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 185 transitions. [2018-11-18 09:07:02,098 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 185 transitions. Word has length 61 [2018-11-18 09:07:02,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:02,098 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 185 transitions. [2018-11-18 09:07:02,098 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:07:02,098 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 185 transitions. [2018-11-18 09:07:02,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 09:07:02,100 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:02,101 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 09:07:02,101 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:02,101 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:02,101 INFO L82 PathProgramCache]: Analyzing trace with hash -1354613149, now seen corresponding path program 1 times [2018-11-18 09:07:02,101 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:02,102 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:02,102 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:02,102 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:02,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:02,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:02,237 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 09:07:02,237 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:07:02,237 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 09:07:02,238 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 09:07:02,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 09:07:02,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 09:07:02,238 INFO L87 Difference]: Start difference. First operand 158 states and 185 transitions. Second operand 7 states. [2018-11-18 09:07:02,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:02,765 INFO L93 Difference]: Finished difference Result 475 states and 576 transitions. [2018-11-18 09:07:02,765 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 09:07:02,766 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-18 09:07:02,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:02,768 INFO L225 Difference]: With dead ends: 475 [2018-11-18 09:07:02,768 INFO L226 Difference]: Without dead ends: 345 [2018-11-18 09:07:02,769 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 09:07:02,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2018-11-18 09:07:02,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 333. [2018-11-18 09:07:02,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 333 states. [2018-11-18 09:07:02,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 403 transitions. [2018-11-18 09:07:02,796 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 403 transitions. Word has length 66 [2018-11-18 09:07:02,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:02,796 INFO L480 AbstractCegarLoop]: Abstraction has 333 states and 403 transitions. [2018-11-18 09:07:02,796 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 09:07:02,796 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 403 transitions. [2018-11-18 09:07:02,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 09:07:02,798 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:02,798 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 09:07:02,800 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:02,800 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:02,800 INFO L82 PathProgramCache]: Analyzing trace with hash -1958419822, now seen corresponding path program 1 times [2018-11-18 09:07:02,800 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:02,800 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:02,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:02,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:02,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:02,914 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 09:07:02,915 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:07:02,915 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 09:07:02,915 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 09:07:02,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 09:07:02,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 09:07:02,916 INFO L87 Difference]: Start difference. First operand 333 states and 403 transitions. Second operand 7 states. [2018-11-18 09:07:03,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:03,472 INFO L93 Difference]: Finished difference Result 843 states and 1091 transitions. [2018-11-18 09:07:03,472 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 09:07:03,472 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 71 [2018-11-18 09:07:03,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:03,475 INFO L225 Difference]: With dead ends: 843 [2018-11-18 09:07:03,475 INFO L226 Difference]: Without dead ends: 538 [2018-11-18 09:07:03,478 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 09:07:03,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2018-11-18 09:07:03,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 481. [2018-11-18 09:07:03,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 481 states. [2018-11-18 09:07:03,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 578 transitions. [2018-11-18 09:07:03,516 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 578 transitions. Word has length 71 [2018-11-18 09:07:03,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:03,516 INFO L480 AbstractCegarLoop]: Abstraction has 481 states and 578 transitions. [2018-11-18 09:07:03,516 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 09:07:03,516 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 578 transitions. [2018-11-18 09:07:03,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 09:07:03,519 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:03,519 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:07:03,519 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:03,519 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:03,519 INFO L82 PathProgramCache]: Analyzing trace with hash 1786257130, now seen corresponding path program 1 times [2018-11-18 09:07:03,519 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:03,520 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:03,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:03,521 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:03,521 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:03,599 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 09:07:03,599 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:07:03,600 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 09:07:03,600 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 09:07:03,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 09:07:03,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 09:07:03,600 INFO L87 Difference]: Start difference. First operand 481 states and 578 transitions. Second operand 6 states. [2018-11-18 09:07:03,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:03,633 INFO L93 Difference]: Finished difference Result 944 states and 1157 transitions. [2018-11-18 09:07:03,634 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 09:07:03,634 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2018-11-18 09:07:03,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:03,636 INFO L225 Difference]: With dead ends: 944 [2018-11-18 09:07:03,637 INFO L226 Difference]: Without dead ends: 491 [2018-11-18 09:07:03,638 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 09:07:03,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2018-11-18 09:07:03,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 491. [2018-11-18 09:07:03,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 491 states. [2018-11-18 09:07:03,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 491 states and 588 transitions. [2018-11-18 09:07:03,661 INFO L78 Accepts]: Start accepts. Automaton has 491 states and 588 transitions. Word has length 99 [2018-11-18 09:07:03,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:03,661 INFO L480 AbstractCegarLoop]: Abstraction has 491 states and 588 transitions. [2018-11-18 09:07:03,661 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 09:07:03,661 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 588 transitions. [2018-11-18 09:07:03,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 09:07:03,663 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:03,663 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:07:03,664 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:03,664 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:03,664 INFO L82 PathProgramCache]: Analyzing trace with hash 1713870572, now seen corresponding path program 1 times [2018-11-18 09:07:03,664 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:03,664 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:03,665 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:03,665 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:03,665 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:03,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:03,747 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 09:07:03,747 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:07:03,747 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 09:07:03,748 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 09:07:03,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 09:07:03,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 09:07:03,748 INFO L87 Difference]: Start difference. First operand 491 states and 588 transitions. Second operand 8 states. [2018-11-18 09:07:03,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:03,809 INFO L93 Difference]: Finished difference Result 968 states and 1200 transitions. [2018-11-18 09:07:03,810 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 09:07:03,810 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 99 [2018-11-18 09:07:03,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:03,812 INFO L225 Difference]: With dead ends: 968 [2018-11-18 09:07:03,813 INFO L226 Difference]: Without dead ends: 505 [2018-11-18 09:07:03,814 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 09:07:03,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2018-11-18 09:07:03,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 499. [2018-11-18 09:07:03,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 499 states. [2018-11-18 09:07:03,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 596 transitions. [2018-11-18 09:07:03,832 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 596 transitions. Word has length 99 [2018-11-18 09:07:03,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:03,832 INFO L480 AbstractCegarLoop]: Abstraction has 499 states and 596 transitions. [2018-11-18 09:07:03,832 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 09:07:03,833 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 596 transitions. [2018-11-18 09:07:03,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 09:07:03,834 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:03,834 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:07:03,834 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:03,834 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:03,834 INFO L82 PathProgramCache]: Analyzing trace with hash 2043636333, now seen corresponding path program 1 times [2018-11-18 09:07:03,835 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:03,835 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:03,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:03,835 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:03,836 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:03,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:03,917 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 09:07:03,918 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:07:03,918 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 09:07:03,918 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 09:07:03,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 09:07:03,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 09:07:03,919 INFO L87 Difference]: Start difference. First operand 499 states and 596 transitions. Second operand 4 states. [2018-11-18 09:07:04,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:04,123 INFO L93 Difference]: Finished difference Result 1596 states and 1994 transitions. [2018-11-18 09:07:04,124 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 09:07:04,124 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2018-11-18 09:07:04,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:04,128 INFO L225 Difference]: With dead ends: 1596 [2018-11-18 09:07:04,128 INFO L226 Difference]: Without dead ends: 1125 [2018-11-18 09:07:04,129 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 09:07:04,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1125 states. [2018-11-18 09:07:04,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1125 to 1108. [2018-11-18 09:07:04,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1108 states. [2018-11-18 09:07:04,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1357 transitions. [2018-11-18 09:07:04,169 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 1357 transitions. Word has length 99 [2018-11-18 09:07:04,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:04,170 INFO L480 AbstractCegarLoop]: Abstraction has 1108 states and 1357 transitions. [2018-11-18 09:07:04,170 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 09:07:04,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1357 transitions. [2018-11-18 09:07:04,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 09:07:04,172 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:04,172 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:07:04,172 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:04,172 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:04,173 INFO L82 PathProgramCache]: Analyzing trace with hash -1592260345, now seen corresponding path program 1 times [2018-11-18 09:07:04,173 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:04,173 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:04,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:04,174 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:04,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:04,297 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 09:07:04,297 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:07:04,297 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 09:07:04,297 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 09:07:04,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 09:07:04,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-18 09:07:04,298 INFO L87 Difference]: Start difference. First operand 1108 states and 1357 transitions. Second operand 9 states. [2018-11-18 09:07:05,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:05,089 INFO L93 Difference]: Finished difference Result 3016 states and 3862 transitions. [2018-11-18 09:07:05,089 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 09:07:05,090 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 103 [2018-11-18 09:07:05,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:05,098 INFO L225 Difference]: With dead ends: 3016 [2018-11-18 09:07:05,098 INFO L226 Difference]: Without dead ends: 2135 [2018-11-18 09:07:05,101 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-18 09:07:05,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2135 states. [2018-11-18 09:07:05,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2135 to 1895. [2018-11-18 09:07:05,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1895 states. [2018-11-18 09:07:05,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 1895 states and 2282 transitions. [2018-11-18 09:07:05,193 INFO L78 Accepts]: Start accepts. Automaton has 1895 states and 2282 transitions. Word has length 103 [2018-11-18 09:07:05,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:05,193 INFO L480 AbstractCegarLoop]: Abstraction has 1895 states and 2282 transitions. [2018-11-18 09:07:05,193 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 09:07:05,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 2282 transitions. [2018-11-18 09:07:05,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 09:07:05,196 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:05,196 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:07:05,196 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:05,197 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:05,197 INFO L82 PathProgramCache]: Analyzing trace with hash -1327304554, now seen corresponding path program 1 times [2018-11-18 09:07:05,197 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:05,197 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:05,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:05,198 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:05,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:05,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:05,302 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 24 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 09:07:05,302 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:07:05,302 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7a2f5f59-7c7d-4034-b1cc-d852d011283e/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 09:07:05,323 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:05,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:05,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:07:05,615 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 31 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:07:05,636 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 09:07:05,636 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-18 09:07:05,636 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 09:07:05,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 09:07:05,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-18 09:07:05,637 INFO L87 Difference]: Start difference. First operand 1895 states and 2282 transitions. Second operand 16 states. [2018-11-18 09:07:06,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:06,717 INFO L93 Difference]: Finished difference Result 4299 states and 5378 transitions. [2018-11-18 09:07:06,717 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-18 09:07:06,718 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 182 [2018-11-18 09:07:06,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:06,725 INFO L225 Difference]: With dead ends: 4299 [2018-11-18 09:07:06,725 INFO L226 Difference]: Without dead ends: 2625 [2018-11-18 09:07:06,728 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-18 09:07:06,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2625 states. [2018-11-18 09:07:06,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2625 to 2363. [2018-11-18 09:07:06,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2363 states. [2018-11-18 09:07:06,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 2363 states and 2791 transitions. [2018-11-18 09:07:06,824 INFO L78 Accepts]: Start accepts. Automaton has 2363 states and 2791 transitions. Word has length 182 [2018-11-18 09:07:06,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:06,825 INFO L480 AbstractCegarLoop]: Abstraction has 2363 states and 2791 transitions. [2018-11-18 09:07:06,825 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 09:07:06,825 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 2791 transitions. [2018-11-18 09:07:06,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-18 09:07:06,830 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:06,830 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:07:06,830 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:06,830 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:06,831 INFO L82 PathProgramCache]: Analyzing trace with hash 621928569, now seen corresponding path program 1 times [2018-11-18 09:07:06,831 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:06,831 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:06,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:06,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:06,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:06,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:06,980 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 104 proven. 9 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2018-11-18 09:07:06,981 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:07:06,981 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7a2f5f59-7c7d-4034-b1cc-d852d011283e/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 09:07:06,988 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:07,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:07,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:07:07,265 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 212 proven. 5 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-18 09:07:07,281 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 09:07:07,281 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12] total 18 [2018-11-18 09:07:07,282 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-18 09:07:07,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-18 09:07:07,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-11-18 09:07:07,283 INFO L87 Difference]: Start difference. First operand 2363 states and 2791 transitions. Second operand 18 states. [2018-11-18 09:07:10,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:10,368 INFO L93 Difference]: Finished difference Result 6452 states and 8037 transitions. [2018-11-18 09:07:10,369 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-11-18 09:07:10,369 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 305 [2018-11-18 09:07:10,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:10,383 INFO L225 Difference]: With dead ends: 6452 [2018-11-18 09:07:10,384 INFO L226 Difference]: Without dead ends: 3489 [2018-11-18 09:07:10,391 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 311 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 382 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=372, Invalid=1520, Unknown=0, NotChecked=0, Total=1892 [2018-11-18 09:07:10,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3489 states. [2018-11-18 09:07:10,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3489 to 3251. [2018-11-18 09:07:10,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3251 states. [2018-11-18 09:07:10,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3251 states to 3251 states and 3788 transitions. [2018-11-18 09:07:10,575 INFO L78 Accepts]: Start accepts. Automaton has 3251 states and 3788 transitions. Word has length 305 [2018-11-18 09:07:10,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:10,576 INFO L480 AbstractCegarLoop]: Abstraction has 3251 states and 3788 transitions. [2018-11-18 09:07:10,576 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-18 09:07:10,576 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 3788 transitions. [2018-11-18 09:07:10,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-11-18 09:07:10,586 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:07:10,586 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:07:10,586 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:07:10,586 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:07:10,587 INFO L82 PathProgramCache]: Analyzing trace with hash -514756272, now seen corresponding path program 1 times [2018-11-18 09:07:10,587 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:07:10,587 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:07:10,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:10,588 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:10,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:07:10,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:10,824 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 119 proven. 16 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2018-11-18 09:07:10,824 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:07:10,824 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7a2f5f59-7c7d-4034-b1cc-d852d011283e/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:07:10,833 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:07:10,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:07:10,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:07:11,058 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2018-11-18 09:07:11,075 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 09:07:11,075 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2018-11-18 09:07:11,076 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 09:07:11,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 09:07:11,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-18 09:07:11,076 INFO L87 Difference]: Start difference. First operand 3251 states and 3788 transitions. Second operand 10 states. [2018-11-18 09:07:11,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:07:11,184 INFO L93 Difference]: Finished difference Result 3801 states and 4409 transitions. [2018-11-18 09:07:11,185 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 09:07:11,185 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 401 [2018-11-18 09:07:11,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:07:11,186 INFO L225 Difference]: With dead ends: 3801 [2018-11-18 09:07:11,186 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 09:07:11,190 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 412 GetRequests, 403 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-11-18 09:07:11,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 09:07:11,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 09:07:11,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 09:07:11,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 09:07:11,191 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 401 [2018-11-18 09:07:11,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:07:11,191 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 09:07:11,191 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 09:07:11,191 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 09:07:11,192 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:07:11,195 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 09:07:11,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:11,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:07:12,139 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 34 [2018-11-18 09:07:12,465 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 30 [2018-11-18 09:07:12,830 WARN L180 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 40 [2018-11-18 09:07:13,375 WARN L180 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 49 [2018-11-18 09:07:13,751 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 24 [2018-11-18 09:07:13,854 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 27 [2018-11-18 09:07:14,006 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 32 [2018-11-18 09:07:14,177 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 26 [2018-11-18 09:07:14,368 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 33 [2018-11-18 09:07:14,805 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 34 [2018-11-18 09:07:15,156 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-11-18 09:07:15,630 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 36 [2018-11-18 09:07:15,632 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 627 682) no Hoare annotation was computed. [2018-11-18 09:07:15,632 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 662) no Hoare annotation was computed. [2018-11-18 09:07:15,632 INFO L425 ceAbstractionStarter]: For program point L658-1(lines 658 662) no Hoare annotation was computed. [2018-11-18 09:07:15,632 INFO L425 ceAbstractionStarter]: For program point L653(line 653) no Hoare annotation was computed. [2018-11-18 09:07:15,632 INFO L425 ceAbstractionStarter]: For program point L652-1(lines 652 673) no Hoare annotation was computed. [2018-11-18 09:07:15,632 INFO L425 ceAbstractionStarter]: For program point L652-3(lines 652 673) no Hoare annotation was computed. [2018-11-18 09:07:15,632 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 627 682) no Hoare annotation was computed. [2018-11-18 09:07:15,632 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 627 682) no Hoare annotation was computed. [2018-11-18 09:07:15,632 INFO L425 ceAbstractionStarter]: For program point L674(lines 651 675) no Hoare annotation was computed. [2018-11-18 09:07:15,632 INFO L425 ceAbstractionStarter]: For program point L735(lines 708 736) no Hoare annotation was computed. [2018-11-18 09:07:15,632 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 683 742) no Hoare annotation was computed. [2018-11-18 09:07:15,632 INFO L425 ceAbstractionStarter]: For program point L715(lines 715 719) no Hoare annotation was computed. [2018-11-18 09:07:15,632 INFO L425 ceAbstractionStarter]: For program point L715-1(lines 715 719) no Hoare annotation was computed. [2018-11-18 09:07:15,632 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 683 742) no Hoare annotation was computed. [2018-11-18 09:07:15,633 INFO L425 ceAbstractionStarter]: For program point L709-1(lines 709 734) no Hoare annotation was computed. [2018-11-18 09:07:15,633 INFO L425 ceAbstractionStarter]: For program point L709-3(lines 709 734) no Hoare annotation was computed. [2018-11-18 09:07:15,633 INFO L425 ceAbstractionStarter]: For program point L728(line 728) no Hoare annotation was computed. [2018-11-18 09:07:15,633 INFO L425 ceAbstractionStarter]: For program point L728-1(line 728) no Hoare annotation was computed. [2018-11-18 09:07:15,633 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 683 742) no Hoare annotation was computed. [2018-11-18 09:07:15,633 INFO L425 ceAbstractionStarter]: For program point L710(line 710) no Hoare annotation was computed. [2018-11-18 09:07:15,633 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 500 506) the Hoare annotation is: true [2018-11-18 09:07:15,633 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 500 506) no Hoare annotation was computed. [2018-11-18 09:07:15,633 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 507 515) no Hoare annotation was computed. [2018-11-18 09:07:15,633 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 507 515) the Hoare annotation is: true [2018-11-18 09:07:15,633 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 507 515) no Hoare annotation was computed. [2018-11-18 09:07:15,633 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 527 534) 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 09:07:15,633 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 527 534) no Hoare annotation was computed. [2018-11-18 09:07:15,634 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 527 534) no Hoare annotation was computed. [2018-11-18 09:07:15,634 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 535 544) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 0))) (.cse7 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse6 .cse7 .cse3) (or .cse1 .cse2 .cse7 .cse6 .cse3) (or .cse0 .cse1 .cse4 .cse5 .cse3))) [2018-11-18 09:07:15,634 INFO L425 ceAbstractionStarter]: For program point L540(line 540) no Hoare annotation was computed. [2018-11-18 09:07:15,634 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 535 544) no Hoare annotation was computed. [2018-11-18 09:07:15,634 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 535 544) no Hoare annotation was computed. [2018-11-18 09:07:15,634 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 545 573) the Hoare annotation is: true [2018-11-18 09:07:15,634 INFO L421 ceAbstractionStarter]: At program point L560(line 560) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~systemActive~0 0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4) (or .cse2 .cse5 .cse3 .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse4) (or .cse2 .cse0 .cse3 .cse1) (or .cse5 (or .cse3 (or .cse2 .cse1))))) [2018-11-18 09:07:15,634 INFO L425 ceAbstractionStarter]: For program point L558(lines 558 564) no Hoare annotation was computed. [2018-11-18 09:07:15,634 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 567) no Hoare annotation was computed. [2018-11-18 09:07:15,634 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 545 573) no Hoare annotation was computed. [2018-11-18 09:07:15,635 INFO L421 ceAbstractionStarter]: At program point L555(line 555) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~waterLevel~0 2))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse6 (not (= ~systemActive~0 0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse5 (not (= ~waterLevel~0 1))) (.cse3 (<= __utac_acc__Specification5_spec__3_~tmp~6 ~waterLevel~0))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse4 .cse5) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse5 .cse3) (or .cse2 .cse0 .cse4 .cse1) (or .cse6 (or .cse4 (or .cse2 .cse1))) (or .cse2 .cse6 .cse4 .cse5 .cse3))) [2018-11-18 09:07:15,635 INFO L425 ceAbstractionStarter]: For program point L555-1(line 555) no Hoare annotation was computed. [2018-11-18 09:07:15,635 INFO L425 ceAbstractionStarter]: For program point L553(lines 553 570) no Hoare annotation was computed. [2018-11-18 09:07:15,635 INFO L425 ceAbstractionStarter]: For program point L553-1(lines 545 573) no Hoare annotation was computed. [2018-11-18 09:07:15,635 INFO L428 ceAbstractionStarter]: At program point L551(line 551) the Hoare annotation is: true [2018-11-18 09:07:15,635 INFO L425 ceAbstractionStarter]: For program point L551-1(line 551) no Hoare annotation was computed. [2018-11-18 09:07:15,635 INFO L421 ceAbstractionStarter]: At program point L1026-1(line 1026) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~10 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 09:07:15,635 INFO L425 ceAbstractionStarter]: For program point L1024(lines 1024 1031) no Hoare annotation was computed. [2018-11-18 09:07:15,635 INFO L425 ceAbstractionStarter]: For program point L1024-1(lines 1024 1031) no Hoare annotation was computed. [2018-11-18 09:07:15,635 INFO L425 ceAbstractionStarter]: For program point L1022(line 1022) no Hoare annotation was computed. [2018-11-18 09:07:15,635 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1014 1036) 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 09:07:15,635 INFO L421 ceAbstractionStarter]: At program point L1021(line 1021) 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 09:07:15,635 INFO L421 ceAbstractionStarter]: At program point L1020(line 1020) 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 09:07:15,636 INFO L421 ceAbstractionStarter]: At program point L1020-1(line 1020) 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 09:07:15,636 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1014 1036) no Hoare annotation was computed. [2018-11-18 09:07:15,636 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 1014 1036) no Hoare annotation was computed. [2018-11-18 09:07:15,636 INFO L421 ceAbstractionStarter]: At program point L1026(line 1026) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~10 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 09:07:15,636 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 972 995) no Hoare annotation was computed. [2018-11-18 09:07:15,636 INFO L425 ceAbstractionStarter]: For program point L990(line 990) no Hoare annotation was computed. [2018-11-18 09:07:15,636 INFO L425 ceAbstractionStarter]: For program point L989(line 989) no Hoare annotation was computed. [2018-11-18 09:07:15,636 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 972 995) no Hoare annotation was computed. [2018-11-18 09:07:15,636 INFO L425 ceAbstractionStarter]: For program point L988(line 988) no Hoare annotation was computed. [2018-11-18 09:07:15,636 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 972 995) no Hoare annotation was computed. [2018-11-18 09:07:15,636 INFO L425 ceAbstractionStarter]: For program point L987(line 987) no Hoare annotation was computed. [2018-11-18 09:07:15,636 INFO L425 ceAbstractionStarter]: For program point L986(line 986) no Hoare annotation was computed. [2018-11-18 09:07:15,636 INFO L425 ceAbstractionStarter]: For program point L985(line 985) no Hoare annotation was computed. [2018-11-18 09:07:15,636 INFO L425 ceAbstractionStarter]: For program point L984(line 984) no Hoare annotation was computed. [2018-11-18 09:07:15,636 INFO L425 ceAbstractionStarter]: For program point L983(line 983) no Hoare annotation was computed. [2018-11-18 09:07:15,636 INFO L425 ceAbstractionStarter]: For program point L982(line 982) no Hoare annotation was computed. [2018-11-18 09:07:15,637 INFO L425 ceAbstractionStarter]: For program point L981(line 981) no Hoare annotation was computed. [2018-11-18 09:07:15,637 INFO L425 ceAbstractionStarter]: For program point L980(line 980) no Hoare annotation was computed. [2018-11-18 09:07:15,637 INFO L425 ceAbstractionStarter]: For program point L979(line 979) no Hoare annotation was computed. [2018-11-18 09:07:15,637 INFO L425 ceAbstractionStarter]: For program point L978(line 978) no Hoare annotation was computed. [2018-11-18 09:07:15,637 INFO L425 ceAbstractionStarter]: For program point L977(line 977) no Hoare annotation was computed. [2018-11-18 09:07:15,637 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 385 399) no Hoare annotation was computed. [2018-11-18 09:07:15,637 INFO L421 ceAbstractionStarter]: At program point L391(line 391) the Hoare annotation is: (let ((.cse1 (not (= ~waterLevel~0 2))) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1) (or (or (or (= |old(~systemActive~0)| 0) .cse1) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 0)))) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 09:07:15,637 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 385 399) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~waterLevel~0 2))) (.cse6 (= |old(~systemActive~0)| 0))) (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse3 (not .cse6)) (.cse4 (= 0 ~systemActive~0)) (.cse5 (or .cse1 .cse7)) (.cse0 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) .cse2) (or .cse3 .cse5 .cse4) (or (or (or .cse6 .cse7) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 0)))) (or .cse5 .cse0)))) [2018-11-18 09:07:15,637 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 395) no Hoare annotation was computed. [2018-11-18 09:07:15,637 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 385 399) no Hoare annotation was computed. [2018-11-18 09:07:15,637 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 302 310) no Hoare annotation was computed. [2018-11-18 09:07:15,637 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 302 310) the Hoare annotation is: true [2018-11-18 09:07:15,637 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 302 310) no Hoare annotation was computed. [2018-11-18 09:07:15,637 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 366 384) the Hoare annotation is: true [2018-11-18 09:07:15,638 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 379) no Hoare annotation was computed. [2018-11-18 09:07:15,638 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 366 384) no Hoare annotation was computed. [2018-11-18 09:07:15,638 INFO L428 ceAbstractionStarter]: At program point L373(line 373) the Hoare annotation is: true [2018-11-18 09:07:15,638 INFO L425 ceAbstractionStarter]: For program point L375-2(lines 375 379) no Hoare annotation was computed. [2018-11-18 09:07:15,638 INFO L425 ceAbstractionStarter]: For program point L373-1(line 373) no Hoare annotation was computed. [2018-11-18 09:07:15,638 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 366 384) no Hoare annotation was computed. [2018-11-18 09:07:15,638 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 326) no Hoare annotation was computed. [2018-11-18 09:07:15,638 INFO L425 ceAbstractionStarter]: For program point L318-2(lines 318 326) no Hoare annotation was computed. [2018-11-18 09:07:15,638 INFO L425 ceAbstractionStarter]: For program point L341(line 341) no Hoare annotation was computed. [2018-11-18 09:07:15,638 INFO L425 ceAbstractionStarter]: For program point L341-1(line 341) no Hoare annotation was computed. [2018-11-18 09:07:15,638 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 311 346) no Hoare annotation was computed. [2018-11-18 09:07:15,638 INFO L425 ceAbstractionStarter]: For program point L330(lines 330 338) no Hoare annotation was computed. [2018-11-18 09:07:15,638 INFO L425 ceAbstractionStarter]: For program point L330-2(lines 330 338) no Hoare annotation was computed. [2018-11-18 09:07:15,638 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 311 346) no Hoare annotation was computed. [2018-11-18 09:07:15,638 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 311 346) no Hoare annotation was computed. [2018-11-18 09:07:15,638 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 493 499) no Hoare annotation was computed. [2018-11-18 09:07:15,639 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 493 499) the Hoare annotation is: true [2018-11-18 09:07:15,639 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 581 626) no Hoare annotation was computed. [2018-11-18 09:07:15,639 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 581 626) no Hoare annotation was computed. [2018-11-18 09:07:15,639 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 581 626) no Hoare annotation was computed. [2018-11-18 09:07:15,639 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 894 939) no Hoare annotation was computed. [2018-11-18 09:07:15,639 INFO L425 ceAbstractionStarter]: For program point L914(lines 914 921) no Hoare annotation was computed. [2018-11-18 09:07:15,639 INFO L425 ceAbstractionStarter]: For program point L908(lines 908 928) no Hoare annotation was computed. [2018-11-18 09:07:15,639 INFO L425 ceAbstractionStarter]: For program point L908-1(lines 908 928) no Hoare annotation was computed. [2018-11-18 09:07:15,639 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 894 939) no Hoare annotation was computed. [2018-11-18 09:07:15,639 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 894 939) no Hoare annotation was computed. [2018-11-18 09:07:15,639 INFO L421 ceAbstractionStarter]: At program point L1008(line 1008) 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 09:07:15,640 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 1003 1013) 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 09:07:15,640 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 1003 1013) no Hoare annotation was computed. [2018-11-18 09:07:15,640 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 1003 1013) no Hoare annotation was computed. [2018-11-18 09:07:15,640 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 291 301) the Hoare annotation is: true [2018-11-18 09:07:15,640 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 291 301) no Hoare annotation was computed. [2018-11-18 09:07:15,640 INFO L428 ceAbstractionStarter]: At program point L296(line 296) the Hoare annotation is: true [2018-11-18 09:07:15,640 INFO L425 ceAbstractionStarter]: For program point L296-1(line 296) no Hoare annotation was computed. [2018-11-18 09:07:15,640 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 291 301) no Hoare annotation was computed. [2018-11-18 09:07:15,640 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 283 290) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 1))) (or (or (or (= ~systemActive~0 0) (not (= ~waterLevel~0 2))) .cse0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2018-11-18 09:07:15,640 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 283 290) no Hoare annotation was computed. [2018-11-18 09:07:15,640 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 283 290) no Hoare annotation was computed. [2018-11-18 09:07:15,641 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2018-11-18 09:07:15,641 INFO L425 ceAbstractionStarter]: For program point L131(lines 131 137) no Hoare annotation was computed. [2018-11-18 09:07:15,641 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2018-11-18 09:07:15,641 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2018-11-18 09:07:15,641 INFO L421 ceAbstractionStarter]: At program point L256(line 256) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 09:07:15,641 INFO L425 ceAbstractionStarter]: For program point L256-1(line 256) no Hoare annotation was computed. [2018-11-18 09:07:15,641 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 271) no Hoare annotation was computed. [2018-11-18 09:07:15,641 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 250 274) no Hoare annotation was computed. [2018-11-18 09:07:15,641 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 250 274) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse0 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-18 09:07:15,641 INFO L421 ceAbstractionStarter]: At program point L269(line 269) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 09:07:15,641 INFO L425 ceAbstractionStarter]: For program point L269-1(lines 250 274) no Hoare annotation was computed. [2018-11-18 09:07:15,641 INFO L421 ceAbstractionStarter]: At program point L264(line 264) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 09:07:15,642 INFO L421 ceAbstractionStarter]: At program point L260(line 260) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 09:07:15,642 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 266) no Hoare annotation was computed. [2018-11-18 09:07:15,642 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 190 196) no Hoare annotation was computed. [2018-11-18 09:07:15,642 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 190 196) the Hoare annotation is: true [2018-11-18 09:07:15,642 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 410 477) 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 09:07:15,642 INFO L421 ceAbstractionStarter]: At program point L442(line 442) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (and .cse3 .cse4 .cse1 .cse2) (and (and (and .cse3 .cse0 .cse2) .cse5) .cse6) (and .cse3 .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2 .cse6 .cse5) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 09:07:15,642 INFO L425 ceAbstractionStarter]: For program point L440(lines 440 446) no Hoare annotation was computed. [2018-11-18 09:07:15,642 INFO L425 ceAbstractionStarter]: For program point L440-1(lines 440 446) no Hoare annotation was computed. [2018-11-18 09:07:15,642 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 410 477) no Hoare annotation was computed. [2018-11-18 09:07:15,642 INFO L421 ceAbstractionStarter]: At program point L467(lines 420 469) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and (and .cse0 .cse3 .cse2) .cse4 .cse5) (and .cse0 (= 1 ~waterLevel~0) .cse2 .cse4 .cse5) (and .cse3 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse1 .cse2 .cse5) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 09:07:15,642 INFO L421 ceAbstractionStarter]: At program point L432(line 432) the Hoare annotation is: (let ((.cse8 (= 0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (let ((.cse6 (and .cse8 .cse1 .cse2)) (.cse0 (= 2 ~waterLevel~0)) (.cse7 (= 1 ~waterLevel~0)) (.cse3 (and .cse8 .cse2)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (= 0 ~systemActive~0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse4 .cse5) (and .cse6 .cse7) (and .cse6 .cse0 .cse5) (not (= |old(~waterLevel~0)| 1)) (and (and .cse7 .cse3 .cse5) .cse4)))) [2018-11-18 09:07:15,642 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 436) no Hoare annotation was computed. [2018-11-18 09:07:15,643 INFO L425 ceAbstractionStarter]: For program point L430-1(lines 430 436) no Hoare annotation was computed. [2018-11-18 09:07:15,643 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2018-11-18 09:07:15,643 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 420 469) no Hoare annotation was computed. [2018-11-18 09:07:15,643 INFO L421 ceAbstractionStarter]: At program point L470(lines 419 471) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:07:15,643 INFO L421 ceAbstractionStarter]: At program point L460(line 460) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (= ~pumpRunning~0 1) (and (not (= ~systemActive~0 0)) .cse0 .cse1)) (not (= |old(~systemActive~0)| 1)) (and .cse2 .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 09:07:15,643 INFO L425 ceAbstractionStarter]: For program point L458(lines 458 464) no Hoare annotation was computed. [2018-11-18 09:07:15,643 INFO L421 ceAbstractionStarter]: At program point L458-1(lines 450 465) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= 0 ~systemActive~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (and (and .cse3 .cse0 .cse2) .cse4) (and .cse3 .cse5 .cse1 .cse2) (and .cse3 .cse5 .cse2 .cse4) (and .cse3 .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 09:07:15,643 INFO L425 ceAbstractionStarter]: For program point L421(lines 420 469) no Hoare annotation was computed. [2018-11-18 09:07:15,643 INFO L421 ceAbstractionStarter]: At program point L452(line 452) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= 2 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (and .cse2 (= ~pumpRunning~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse2 .cse1))) [2018-11-18 09:07:15,643 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 410 477) no Hoare annotation was computed. [2018-11-18 09:07:15,643 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 465) no Hoare annotation was computed. [2018-11-18 09:07:15,643 INFO L425 ceAbstractionStarter]: For program point L862(lines 862 882) no Hoare annotation was computed. [2018-11-18 09:07:15,643 INFO L425 ceAbstractionStarter]: For program point L862-1(lines 862 882) no Hoare annotation was computed. [2018-11-18 09:07:15,644 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 848 893) no Hoare annotation was computed. [2018-11-18 09:07:15,644 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 848 893) no Hoare annotation was computed. [2018-11-18 09:07:15,644 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 848 893) no Hoare annotation was computed. [2018-11-18 09:07:15,644 INFO L425 ceAbstractionStarter]: For program point L868(lines 868 875) no Hoare annotation was computed. [2018-11-18 09:07:15,644 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2018-11-18 09:07:15,644 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2018-11-18 09:07:15,644 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2018-11-18 09:07:15,644 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2018-11-18 09:07:15,644 INFO L425 ceAbstractionStarter]: For program point L103(lines 103 111) no Hoare annotation was computed. [2018-11-18 09:07:15,644 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2018-11-18 09:07:15,644 INFO L425 ceAbstractionStarter]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2018-11-18 09:07:15,644 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2018-11-18 09:07:15,644 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 483 492) no Hoare annotation was computed. [2018-11-18 09:07:15,644 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 483 492) no Hoare annotation was computed. [2018-11-18 09:07:15,644 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 483 492) no Hoare annotation was computed. [2018-11-18 09:07:15,644 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 745 847) no Hoare annotation was computed. [2018-11-18 09:07:15,645 INFO L425 ceAbstractionStarter]: For program point L795(lines 794 814) no Hoare annotation was computed. [2018-11-18 09:07:15,645 INFO L425 ceAbstractionStarter]: For program point L826(line 826) no Hoare annotation was computed. [2018-11-18 09:07:15,645 INFO L425 ceAbstractionStarter]: For program point L826-1(line 826) no Hoare annotation was computed. [2018-11-18 09:07:15,645 INFO L425 ceAbstractionStarter]: For program point L791(lines 791 832) no Hoare annotation was computed. [2018-11-18 09:07:15,645 INFO L425 ceAbstractionStarter]: For program point L810(line 810) no Hoare annotation was computed. [2018-11-18 09:07:15,645 INFO L425 ceAbstractionStarter]: For program point L810-1(line 810) no Hoare annotation was computed. [2018-11-18 09:07:15,645 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 745 847) no Hoare annotation was computed. [2018-11-18 09:07:15,645 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 773) no Hoare annotation was computed. [2018-11-18 09:07:15,645 INFO L425 ceAbstractionStarter]: For program point L833(lines 833 844) no Hoare annotation was computed. [2018-11-18 09:07:15,645 INFO L425 ceAbstractionStarter]: For program point L796(lines 796 800) no Hoare annotation was computed. [2018-11-18 09:07:15,645 INFO L425 ceAbstractionStarter]: For program point L794-1(lines 794 814) no Hoare annotation was computed. [2018-11-18 09:07:15,645 INFO L425 ceAbstractionStarter]: For program point L794-3(lines 794 814) no Hoare annotation was computed. [2018-11-18 09:07:15,645 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 745 847) no Hoare annotation was computed. [2018-11-18 09:07:15,645 INFO L425 ceAbstractionStarter]: For program point L815(lines 793 816) no Hoare annotation was computed. [2018-11-18 09:07:15,645 INFO L425 ceAbstractionStarter]: For program point L774(lines 774 790) no Hoare annotation was computed. [2018-11-18 09:07:15,645 INFO L425 ceAbstractionStarter]: For program point L834(lines 834 841) no Hoare annotation was computed. [2018-11-18 09:07:15,646 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:07:15,646 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 09:07:15,646 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:07:15,646 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 275 282) no Hoare annotation was computed. [2018-11-18 09:07:15,646 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 275 282) no Hoare annotation was computed. [2018-11-18 09:07:15,646 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 275 282) 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 09:07:15,646 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2018-11-18 09:07:15,646 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2018-11-18 09:07:15,646 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2018-11-18 09:07:15,646 INFO L425 ceAbstractionStarter]: For program point L354-1(line 354) no Hoare annotation was computed. [2018-11-18 09:07:15,646 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 347 365) no Hoare annotation was computed. [2018-11-18 09:07:15,646 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 347 365) the Hoare annotation is: true [2018-11-18 09:07:15,646 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 347 365) no Hoare annotation was computed. [2018-11-18 09:07:15,646 INFO L425 ceAbstractionStarter]: For program point L356(lines 356 360) no Hoare annotation was computed. [2018-11-18 09:07:15,646 INFO L428 ceAbstractionStarter]: At program point L354(line 354) the Hoare annotation is: true [2018-11-18 09:07:15,647 INFO L425 ceAbstractionStarter]: For program point L356-2(lines 356 360) no Hoare annotation was computed. [2018-11-18 09:07:15,647 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2018-11-18 09:07:15,647 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: true [2018-11-18 09:07:15,647 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2018-11-18 09:07:15,647 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:07:15,647 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 09:07:15,647 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:07:15,647 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2018-11-18 09:07:15,647 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2018-11-18 09:07:15,647 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2018-11-18 09:07:15,647 INFO L421 ceAbstractionStarter]: At program point L179(line 179) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse1 (not (= ~systemActive~0 1))) (.cse4 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0)) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= ~systemActive~0 0)))) (and (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse3 .cse1 .cse2) .cse4) (or .cse3 .cse5 .cse6) (or .cse3 .cse1 .cse4 .cse6) (or (or .cse3 .cse2) .cse5)))) [2018-11-18 09:07:15,647 INFO L421 ceAbstractionStarter]: At program point L177(lines 177 183) the Hoare annotation is: (let ((.cse5 (= 0 ~pumpRunning~0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 0))) (.cse3 (and .cse5 .cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse7 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1 .cse2) .cse3 (and (= ~pumpRunning~0 1) .cse4)) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) (and (<= 1 ~switchedOnBeforeTS~0) .cse5 (= 1 ~waterLevel~0))) (or .cse3 (or .cse0 .cse2) .cse6) (or .cse0 .cse1 .cse3 .cse7) (or .cse0 .cse6 .cse3 .cse7)))) [2018-11-18 09:07:15,648 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 163 189) the Hoare annotation is: (let ((.cse12 (= 0 ~pumpRunning~0)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse4 (and .cse12 .cse9)) (.cse7 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse1 (not (= |old(~waterLevel~0)| 2))) (.cse3 (and .cse12 (= 2 ~waterLevel~0))) (.cse6 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 0))) (.cse11 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse10 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse0 .cse2 .cse4 .cse5) (or .cse0 .cse6 .cse4 .cse5) (or .cse7 .cse0 .cse8 .cse6 .cse5) (or (and (= ~pumpRunning~0 1) .cse9) (or (or .cse6 .cse1) (not (= 1 |old(~pumpRunning~0)|)))) (or .cse7 .cse0 .cse2 .cse5 .cse8) (or (or .cse0 .cse6 .cse1) .cse3) (or .cse0 .cse6 .cse10 .cse11 .cse5) (or .cse0 .cse2 .cse11 .cse10 .cse5)))) [2018-11-18 09:07:15,648 INFO L421 ceAbstractionStarter]: At program point L172(line 172) the Hoare annotation is: (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= ~systemActive~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3) (or .cse0 .cse4 .cse3) (or (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse0 .cse2) .cse4))) [2018-11-18 09:07:15,648 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 163 189) no Hoare annotation was computed. [2018-11-18 09:07:15,648 INFO L425 ceAbstractionStarter]: For program point L170(lines 166 188) no Hoare annotation was computed. [2018-11-18 09:07:15,648 INFO L425 ceAbstractionStarter]: For program point L168(lines 166 188) no Hoare annotation was computed. [2018-11-18 09:07:15,648 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 163 189) no Hoare annotation was computed. [2018-11-18 09:07:15,648 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 942 971) no Hoare annotation was computed. [2018-11-18 09:07:15,648 INFO L425 ceAbstractionStarter]: For program point L956(lines 956 960) no Hoare annotation was computed. [2018-11-18 09:07:15,648 INFO L428 ceAbstractionStarter]: At program point L956-1(lines 956 960) the Hoare annotation is: true [2018-11-18 09:07:15,648 INFO L425 ceAbstractionStarter]: For program point L952-1(lines 952 966) no Hoare annotation was computed. [2018-11-18 09:07:15,648 INFO L428 ceAbstractionStarter]: At program point L952-3(lines 952 966) the Hoare annotation is: true [2018-11-18 09:07:15,648 INFO L428 ceAbstractionStarter]: At program point L948(line 948) the Hoare annotation is: true [2018-11-18 09:07:15,648 INFO L425 ceAbstractionStarter]: For program point L948-1(line 948) no Hoare annotation was computed. [2018-11-18 09:07:15,649 INFO L428 ceAbstractionStarter]: At program point L967(lines 942 971) the Hoare annotation is: true [2018-11-18 09:07:15,649 INFO L425 ceAbstractionStarter]: For program point L963(line 963) no Hoare annotation was computed. [2018-11-18 09:07:15,649 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 942 971) the Hoare annotation is: true [2018-11-18 09:07:15,649 INFO L425 ceAbstractionStarter]: For program point L953(line 953) no Hoare annotation was computed. [2018-11-18 09:07:15,649 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (or (or (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 2))) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 09:07:15,649 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2018-11-18 09:07:15,649 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2018-11-18 09:07:15,649 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 996 1002) no Hoare annotation was computed. [2018-11-18 09:07:15,649 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 996 1002) the Hoare annotation is: true [2018-11-18 09:07:15,649 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:07:15,649 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 09:07:15,649 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 09:07:15,649 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:07:15,649 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 400 407) no Hoare annotation was computed. [2018-11-18 09:07:15,649 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 400 407) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= |old(~systemActive~0)| 0))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse2 (not (= ~waterLevel~0 1))) (or (or .cse0 (not (= ~waterLevel~0 2))) .cse1 .cse2))) [2018-11-18 09:07:15,650 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 400 407) no Hoare annotation was computed. [2018-11-18 09:07:15,650 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 198 222) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse2))) [2018-11-18 09:07:15,650 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 198 222) no Hoare annotation was computed. [2018-11-18 09:07:15,650 INFO L421 ceAbstractionStarter]: At program point L217(line 217) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 09:07:15,650 INFO L425 ceAbstractionStarter]: For program point L217-1(lines 198 222) no Hoare annotation was computed. [2018-11-18 09:07:15,650 INFO L421 ceAbstractionStarter]: At program point L212(line 212) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse3) (or .cse1 .cse2 .cse3 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 09:07:15,650 INFO L421 ceAbstractionStarter]: At program point L208(line 208) the Hoare annotation is: (let ((.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-18 09:07:15,650 INFO L425 ceAbstractionStarter]: For program point L206(lines 206 214) no Hoare annotation was computed. [2018-11-18 09:07:15,650 INFO L421 ceAbstractionStarter]: At program point L204(line 204) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse2))) [2018-11-18 09:07:15,650 INFO L425 ceAbstractionStarter]: For program point L204-1(line 204) no Hoare annotation was computed. [2018-11-18 09:07:15,650 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 219) no Hoare annotation was computed. [2018-11-18 09:07:15,650 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2018-11-18 09:07:15,651 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2018-11-18 09:07:15,651 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 0))) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2) (or (or .cse3 .cse1 .cse4) .cse0) (or .cse0 .cse5 .cse6 .cse3 .cse2) (or .cse5 (or .cse4 .cse3) .cse6 .cse0) (or .cse0 (or .cse3 .cse1) .cse6 .cse2))) [2018-11-18 09:07:15,651 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 517 524) no Hoare annotation was computed. [2018-11-18 09:07:15,651 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 521) no Hoare annotation was computed. [2018-11-18 09:07:15,651 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 517 524) the Hoare annotation is: true [2018-11-18 09:07:15,651 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 517 524) no Hoare annotation was computed. [2018-11-18 09:07:15,651 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 224 248) no Hoare annotation was computed. [2018-11-18 09:07:15,651 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 224 248) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse0 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-18 09:07:15,651 INFO L421 ceAbstractionStarter]: At program point L243(line 243) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 09:07:15,651 INFO L425 ceAbstractionStarter]: For program point L243-1(lines 224 248) no Hoare annotation was computed. [2018-11-18 09:07:15,652 INFO L421 ceAbstractionStarter]: At program point L238(line 238) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-18 09:07:15,652 INFO L421 ceAbstractionStarter]: At program point L234(line 234) the Hoare annotation is: (let ((.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~waterLevel~0 1)))) (and (or (and (= processEnvironment__wrappee__lowWaterSensor_~tmp~1 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) (or .cse3 .cse0 .cse1 .cse2))) [2018-11-18 09:07:15,652 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 240) no Hoare annotation was computed. [2018-11-18 09:07:15,652 INFO L421 ceAbstractionStarter]: At program point L230(line 230) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 09:07:15,652 INFO L425 ceAbstractionStarter]: For program point L230-1(line 230) no Hoare annotation was computed. [2018-11-18 09:07:15,652 INFO L425 ceAbstractionStarter]: For program point L228(lines 228 245) no Hoare annotation was computed. [2018-11-18 09:07:15,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:07:15 BoogieIcfgContainer [2018-11-18 09:07:15,664 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 09:07:15,664 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:07:15,664 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:07:15,664 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:07:15,665 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:07:01" (3/4) ... [2018-11-18 09:07:15,668 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:07:15,674 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 09:07:15,674 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 09:07:15,674 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 09:07:15,674 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 09:07:15,675 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-18 09:07:15,675 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-18 09:07:15,675 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-18 09:07:15,675 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 09:07:15,675 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 09:07:15,675 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 09:07:15,675 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 09:07:15,675 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 09:07:15,675 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 09:07:15,675 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 09:07:15,675 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 09:07:15,675 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 09:07:15,675 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 09:07:15,675 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 09:07:15,675 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 09:07:15,676 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 09:07:15,676 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 09:07:15,676 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 09:07:15,676 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 09:07:15,676 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 09:07:15,676 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 09:07:15,676 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 09:07:15,676 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 09:07:15,676 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 09:07:15,676 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 09:07:15,676 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 09:07:15,676 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 09:07:15,676 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 09:07:15,676 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 09:07:15,676 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 09:07:15,677 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 09:07:15,677 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 09:07:15,677 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 09:07:15,677 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 09:07:15,677 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 09:07:15,677 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 09:07:15,677 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 09:07:15,677 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 09:07:15,677 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 09:07:15,677 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 09:07:15,684 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2018-11-18 09:07:15,685 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 09:07:15,685 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 09:07:15,710 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 1 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-11-18 09:07:15,710 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 09:07:15,746 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7a2f5f59-7c7d-4034-b1cc-d852d011283e/bin-2019/uautomizer/witness.graphml [2018-11-18 09:07:15,746 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:07:15,747 INFO L168 Benchmark]: Toolchain (without parser) took 15301.68 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 617.1 MB). Free memory was 952.2 MB in the beginning and 1.6 GB in the end (delta: -605.6 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:07:15,747 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:07:15,747 INFO L168 Benchmark]: CACSL2BoogieTranslator took 378.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -178.1 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-18 09:07:15,748 INFO L168 Benchmark]: Boogie Preprocessor took 54.38 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:07:15,748 INFO L168 Benchmark]: RCFGBuilder took 698.59 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: 96.0 MB). Peak memory consumption was 96.0 MB. Max. memory is 11.5 GB. [2018-11-18 09:07:15,748 INFO L168 Benchmark]: TraceAbstraction took 14085.14 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 475.5 MB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -541.3 MB). Peak memory consumption was 553.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:07:15,748 INFO L168 Benchmark]: Witness Printer took 82.27 ms. Allocated memory is still 1.6 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. [2018-11-18 09:07:15,750 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 378.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -178.1 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.38 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 698.59 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: 96.0 MB). Peak memory consumption was 96.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14085.14 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 475.5 MB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -541.3 MB). Peak memory consumption was 553.7 MB. Max. memory is 11.5 GB. * Witness Printer took 82.27 ms. Allocated memory is still 1.6 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 521]: 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: 952]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 1 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 942]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 270 locations, 1 error locations. SAFE Result, 14.0s OverallTime, 11 OverallIterations, 9 TraceHistogramMax, 6.6s AutomataDifference, 0.0s DeadEndRemovalTime, 4.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 2716 SDtfs, 2678 SDslu, 9445 SDs, 0 SdLazy, 7032 SolverSat, 1305 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1068 GetRequests, 932 SyntacticMatches, 4 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 642 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3251occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 832 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 74 LocationsWithAnnotation, 4601 PreInvPairs, 4762 NumberOfFragments, 2699 HoareAnnotationTreeSize, 4601 FomulaSimplifications, 16693 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 74 FomulaSimplificationsInter, 31719 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 2433 NumberOfCodeBlocks, 2433 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2419 ConstructedInterpolants, 0 QuantifiedInterpolants, 821345 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3501 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 14 InterpolantComputations, 9 PerfectInterpolantSequences, 1816/1872 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...