java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 14:22:41,923 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 14:22:41,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 14:22:41,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 14:22:41,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 14:22:41,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 14:22:41,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 14:22:41,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 14:22:41,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 14:22:41,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 14:22:41,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 14:22:41,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 14:22:41,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 14:22:41,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 14:22:41,951 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 14:22:41,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 14:22:41,953 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 14:22:41,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 14:22:41,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 14:22:41,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 14:22:41,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 14:22:41,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 14:22:41,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 14:22:41,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 14:22:41,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 14:22:41,968 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 14:22:41,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 14:22:41,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 14:22:41,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 14:22:41,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 14:22:41,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 14:22:41,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 14:22:41,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 14:22:41,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 14:22:41,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 14:22:41,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 14:22:41,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 14:22:41,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 14:22:41,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 14:22:41,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 14:22:41,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 14:22:41,979 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-02 14:22:42,002 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 14:22:42,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 14:22:42,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 14:22:42,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 14:22:42,004 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 14:22:42,004 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 14:22:42,005 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 14:22:42,005 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 14:22:42,005 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 14:22:42,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 14:22:42,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 14:22:42,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 14:22:42,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 14:22:42,009 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 14:22:42,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 14:22:42,010 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 14:22:42,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 14:22:42,010 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 14:22:42,010 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 14:22:42,011 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 14:22:42,011 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 14:22:42,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 14:22:42,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 14:22:42,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 14:22:42,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 14:22:42,012 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 14:22:42,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 14:22:42,013 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 14:22:42,013 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 14:22:42,052 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 14:22:42,063 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 14:22:42,067 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 14:22:42,068 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 14:22:42,069 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 14:22:42,069 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c [2019-10-02 14:22:42,131 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47c0c5840/5c27e86cb7a045328f2c4b34540449bb/FLAG0c11ff92e [2019-10-02 14:22:42,675 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 14:22:42,677 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c [2019-10-02 14:22:42,690 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47c0c5840/5c27e86cb7a045328f2c4b34540449bb/FLAG0c11ff92e [2019-10-02 14:22:42,962 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47c0c5840/5c27e86cb7a045328f2c4b34540449bb [2019-10-02 14:22:42,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 14:22:42,980 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 14:22:42,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 14:22:42,981 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 14:22:42,984 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 14:22:42,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:22:42" (1/1) ... [2019-10-02 14:22:42,988 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4ad246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:42, skipping insertion in model container [2019-10-02 14:22:42,988 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:22:42" (1/1) ... [2019-10-02 14:22:42,994 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 14:22:43,053 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 14:22:43,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:22:43,486 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 14:22:43,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:22:43,628 INFO L192 MainTranslator]: Completed translation [2019-10-02 14:22:43,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:43 WrapperNode [2019-10-02 14:22:43,628 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 14:22:43,629 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 14:22:43,629 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 14:22:43,629 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 14:22:43,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:43" (1/1) ... [2019-10-02 14:22:43,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:43" (1/1) ... [2019-10-02 14:22:43,663 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:43" (1/1) ... [2019-10-02 14:22:43,663 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:43" (1/1) ... [2019-10-02 14:22:43,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:43" (1/1) ... [2019-10-02 14:22:43,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:43" (1/1) ... [2019-10-02 14:22:43,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:43" (1/1) ... [2019-10-02 14:22:43,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 14:22:43,751 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 14:22:43,751 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 14:22:43,751 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 14:22:43,753 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-10-02 14:22:43,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 14:22:43,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 14:22:43,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-02 14:22:43,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-02 14:22:43,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-02 14:22:43,854 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-02 14:22:43,854 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-02 14:22:43,854 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-02 14:22:43,854 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-02 14:22:43,855 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 14:22:43,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-02 14:22:43,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-02 14:22:43,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-02 14:22:43,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-02 14:22:43,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-02 14:22:43,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-02 14:22:43,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-02 14:22:43,860 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-02 14:22:43,860 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-02 14:22:43,860 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-02 14:22:43,860 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-02 14:22:43,860 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-02 14:22:43,861 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-02 14:22:43,861 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-02 14:22:43,861 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-02 14:22:43,861 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-02 14:22:43,861 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-02 14:22:43,861 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-02 14:22:43,862 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-02 14:22:43,862 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-02 14:22:43,862 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-02 14:22:43,862 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-02 14:22:43,862 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-02 14:22:43,863 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-02 14:22:43,863 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-02 14:22:43,863 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-02 14:22:43,863 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-02 14:22:43,863 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-02 14:22:43,863 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-02 14:22:43,864 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-02 14:22:43,864 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-02 14:22:43,864 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-02 14:22:43,864 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-02 14:22:43,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 14:22:43,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 14:22:43,865 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-02 14:22:43,865 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-02 14:22:43,865 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-02 14:22:43,865 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-02 14:22:43,866 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-02 14:22:43,866 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-02 14:22:43,866 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-02 14:22:43,866 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-02 14:22:43,866 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-02 14:22:43,866 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-02 14:22:43,866 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-02 14:22:43,867 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-02 14:22:43,867 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-02 14:22:43,867 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-02 14:22:43,867 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-02 14:22:43,867 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-02 14:22:43,868 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-02 14:22:43,868 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-02 14:22:43,868 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 14:22:43,868 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-02 14:22:43,868 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 14:22:43,868 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 14:22:43,868 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-02 14:22:43,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 14:22:43,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 14:22:43,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 14:22:43,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 14:22:43,869 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-02 14:22:43,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 14:22:43,870 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-02 14:22:43,871 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-02 14:22:43,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 14:22:43,871 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-02 14:22:43,871 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-02 14:22:43,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 14:22:43,871 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-02 14:22:43,872 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-02 14:22:43,872 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-02 14:22:43,872 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-02 14:22:43,873 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-02 14:22:43,873 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-02 14:22:43,873 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-02 14:22:43,874 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-02 14:22:43,874 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-02 14:22:43,874 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-02 14:22:43,875 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-02 14:22:43,875 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-02 14:22:43,875 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-02 14:22:43,875 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-02 14:22:43,875 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-02 14:22:43,876 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-02 14:22:43,876 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-02 14:22:43,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 14:22:43,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 14:22:43,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 14:22:45,025 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 14:22:45,026 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-02 14:22:45,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:22:45 BoogieIcfgContainer [2019-10-02 14:22:45,028 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 14:22:45,029 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 14:22:45,029 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 14:22:45,033 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 14:22:45,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 02:22:42" (1/3) ... [2019-10-02 14:22:45,034 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fcaa01e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:22:45, skipping insertion in model container [2019-10-02 14:22:45,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:43" (2/3) ... [2019-10-02 14:22:45,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fcaa01e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:22:45, skipping insertion in model container [2019-10-02 14:22:45,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:22:45" (3/3) ... [2019-10-02 14:22:45,037 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product61.cil.c [2019-10-02 14:22:45,047 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 14:22:45,059 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 14:22:45,076 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 14:22:45,120 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 14:22:45,121 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 14:22:45,121 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 14:22:45,121 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 14:22:45,122 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 14:22:45,122 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 14:22:45,122 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 14:22:45,123 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 14:22:45,123 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 14:22:45,148 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2019-10-02 14:22:45,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-02 14:22:45,159 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:45,160 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:45,162 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:45,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:45,168 INFO L82 PathProgramCache]: Analyzing trace with hash 1299073538, now seen corresponding path program 1 times [2019-10-02 14:22:45,170 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:45,171 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:45,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:45,232 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:45,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:45,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:45,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:45,540 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:45,543 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-02 14:22:45,548 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-02 14:22:45,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-02 14:22:45,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 14:22:45,575 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2019-10-02 14:22:45,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:45,632 INFO L93 Difference]: Finished difference Result 306 states and 383 transitions. [2019-10-02 14:22:45,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-02 14:22:45,634 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-10-02 14:22:45,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:45,648 INFO L225 Difference]: With dead ends: 306 [2019-10-02 14:22:45,648 INFO L226 Difference]: Without dead ends: 155 [2019-10-02 14:22:45,653 INFO L640 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 [2019-10-02 14:22:45,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2019-10-02 14:22:45,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2019-10-02 14:22:45,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2019-10-02 14:22:45,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 185 transitions. [2019-10-02 14:22:45,712 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 185 transitions. Word has length 51 [2019-10-02 14:22:45,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:45,712 INFO L475 AbstractCegarLoop]: Abstraction has 155 states and 185 transitions. [2019-10-02 14:22:45,712 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-02 14:22:45,713 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 185 transitions. [2019-10-02 14:22:45,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-02 14:22:45,717 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:45,717 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:45,717 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:45,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:45,718 INFO L82 PathProgramCache]: Analyzing trace with hash -155172335, now seen corresponding path program 1 times [2019-10-02 14:22:45,718 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:45,718 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:45,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:45,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:45,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:45,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:45,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:45,875 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:45,875 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 14:22:45,877 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 14:22:45,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 14:22:45,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 14:22:45,878 INFO L87 Difference]: Start difference. First operand 155 states and 185 transitions. Second operand 3 states. [2019-10-02 14:22:45,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:45,927 INFO L93 Difference]: Finished difference Result 255 states and 305 transitions. [2019-10-02 14:22:45,928 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 14:22:45,928 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-02 14:22:45,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:45,932 INFO L225 Difference]: With dead ends: 255 [2019-10-02 14:22:45,933 INFO L226 Difference]: Without dead ends: 146 [2019-10-02 14:22:45,938 INFO L640 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 [2019-10-02 14:22:45,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2019-10-02 14:22:45,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2019-10-02 14:22:45,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2019-10-02 14:22:45,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 173 transitions. [2019-10-02 14:22:45,967 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 173 transitions. Word has length 52 [2019-10-02 14:22:45,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:45,968 INFO L475 AbstractCegarLoop]: Abstraction has 146 states and 173 transitions. [2019-10-02 14:22:45,968 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 14:22:45,968 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 173 transitions. [2019-10-02 14:22:45,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-02 14:22:45,975 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:45,975 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:45,975 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:45,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:45,977 INFO L82 PathProgramCache]: Analyzing trace with hash -1504957008, now seen corresponding path program 1 times [2019-10-02 14:22:45,978 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:45,978 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:45,980 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:45,980 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:45,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:46,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:46,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:46,163 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:46,163 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:22:46,163 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:22:46,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:22:46,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:22:46,164 INFO L87 Difference]: Start difference. First operand 146 states and 173 transitions. Second operand 7 states. [2019-10-02 14:22:46,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:46,559 INFO L93 Difference]: Finished difference Result 264 states and 319 transitions. [2019-10-02 14:22:46,559 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 14:22:46,559 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2019-10-02 14:22:46,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:46,562 INFO L225 Difference]: With dead ends: 264 [2019-10-02 14:22:46,565 INFO L226 Difference]: Without dead ends: 146 [2019-10-02 14:22:46,569 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-02 14:22:46,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2019-10-02 14:22:46,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2019-10-02 14:22:46,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2019-10-02 14:22:46,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 172 transitions. [2019-10-02 14:22:46,596 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 172 transitions. Word has length 56 [2019-10-02 14:22:46,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:46,596 INFO L475 AbstractCegarLoop]: Abstraction has 146 states and 172 transitions. [2019-10-02 14:22:46,620 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:22:46,620 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 172 transitions. [2019-10-02 14:22:46,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-10-02 14:22:46,627 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:46,627 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:46,628 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:46,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:46,628 INFO L82 PathProgramCache]: Analyzing trace with hash -775636071, now seen corresponding path program 1 times [2019-10-02 14:22:46,628 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:46,628 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:46,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:46,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:46,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:46,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:46,780 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:46,780 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 14:22:46,781 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 14:22:46,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 14:22:46,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 14:22:46,782 INFO L87 Difference]: Start difference. First operand 146 states and 172 transitions. Second operand 5 states. [2019-10-02 14:22:47,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:47,295 INFO L93 Difference]: Finished difference Result 375 states and 458 transitions. [2019-10-02 14:22:47,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 14:22:47,296 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 74 [2019-10-02 14:22:47,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:47,299 INFO L225 Difference]: With dead ends: 375 [2019-10-02 14:22:47,299 INFO L226 Difference]: Without dead ends: 257 [2019-10-02 14:22:47,300 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:22:47,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2019-10-02 14:22:47,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 239. [2019-10-02 14:22:47,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 239 states. [2019-10-02 14:22:47,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 274 transitions. [2019-10-02 14:22:47,325 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 274 transitions. Word has length 74 [2019-10-02 14:22:47,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:47,326 INFO L475 AbstractCegarLoop]: Abstraction has 239 states and 274 transitions. [2019-10-02 14:22:47,326 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 14:22:47,326 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 274 transitions. [2019-10-02 14:22:47,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-10-02 14:22:47,327 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:47,327 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:47,328 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:47,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:47,328 INFO L82 PathProgramCache]: Analyzing trace with hash 2094752105, now seen corresponding path program 1 times [2019-10-02 14:22:47,328 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:47,328 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:47,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:47,331 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:47,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:47,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:47,449 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:47,449 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 14:22:47,450 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 14:22:47,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 14:22:47,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 14:22:47,451 INFO L87 Difference]: Start difference. First operand 239 states and 274 transitions. Second operand 6 states. [2019-10-02 14:22:47,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:47,683 INFO L93 Difference]: Finished difference Result 643 states and 758 transitions. [2019-10-02 14:22:47,683 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:22:47,684 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2019-10-02 14:22:47,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:47,688 INFO L225 Difference]: With dead ends: 643 [2019-10-02 14:22:47,688 INFO L226 Difference]: Without dead ends: 432 [2019-10-02 14:22:47,689 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-02 14:22:47,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2019-10-02 14:22:47,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 426. [2019-10-02 14:22:47,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 426 states. [2019-10-02 14:22:47,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 488 transitions. [2019-10-02 14:22:47,724 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 488 transitions. Word has length 88 [2019-10-02 14:22:47,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:47,724 INFO L475 AbstractCegarLoop]: Abstraction has 426 states and 488 transitions. [2019-10-02 14:22:47,725 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 14:22:47,725 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 488 transitions. [2019-10-02 14:22:47,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-10-02 14:22:47,726 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:47,726 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:47,727 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:47,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:47,727 INFO L82 PathProgramCache]: Analyzing trace with hash 1169136517, now seen corresponding path program 1 times [2019-10-02 14:22:47,727 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:47,727 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:47,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:47,730 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:47,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:47,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:47,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:47,811 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:47,812 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:22:47,812 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:22:47,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:22:47,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:22:47,813 INFO L87 Difference]: Start difference. First operand 426 states and 488 transitions. Second operand 7 states. [2019-10-02 14:22:48,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:48,431 INFO L93 Difference]: Finished difference Result 853 states and 1000 transitions. [2019-10-02 14:22:48,432 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-02 14:22:48,432 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2019-10-02 14:22:48,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:48,436 INFO L225 Difference]: With dead ends: 853 [2019-10-02 14:22:48,436 INFO L226 Difference]: Without dead ends: 455 [2019-10-02 14:22:48,437 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-10-02 14:22:48,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 455 states. [2019-10-02 14:22:48,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 455 to 425. [2019-10-02 14:22:48,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 425 states. [2019-10-02 14:22:48,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 485 transitions. [2019-10-02 14:22:48,479 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 485 transitions. Word has length 92 [2019-10-02 14:22:48,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:48,482 INFO L475 AbstractCegarLoop]: Abstraction has 425 states and 485 transitions. [2019-10-02 14:22:48,482 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:22:48,482 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 485 transitions. [2019-10-02 14:22:48,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-10-02 14:22:48,488 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:48,488 INFO L411 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, 1, 1, 1, 1, 1] [2019-10-02 14:22:48,489 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:48,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:48,489 INFO L82 PathProgramCache]: Analyzing trace with hash -1253770304, now seen corresponding path program 1 times [2019-10-02 14:22:48,489 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:48,489 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:48,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:48,491 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:48,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:48,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:48,571 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:22:48,571 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:48,572 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 14:22:48,572 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 14:22:48,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 14:22:48,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 14:22:48,573 INFO L87 Difference]: Start difference. First operand 425 states and 485 transitions. Second operand 6 states. [2019-10-02 14:22:48,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:48,617 INFO L93 Difference]: Finished difference Result 836 states and 978 transitions. [2019-10-02 14:22:48,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 14:22:48,617 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 108 [2019-10-02 14:22:48,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:48,622 INFO L225 Difference]: With dead ends: 836 [2019-10-02 14:22:48,622 INFO L226 Difference]: Without dead ends: 439 [2019-10-02 14:22:48,623 INFO L640 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 [2019-10-02 14:22:48,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2019-10-02 14:22:48,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 435. [2019-10-02 14:22:48,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2019-10-02 14:22:48,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 495 transitions. [2019-10-02 14:22:48,653 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 495 transitions. Word has length 108 [2019-10-02 14:22:48,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:48,654 INFO L475 AbstractCegarLoop]: Abstraction has 435 states and 495 transitions. [2019-10-02 14:22:48,654 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 14:22:48,654 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 495 transitions. [2019-10-02 14:22:48,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-10-02 14:22:48,656 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:48,656 INFO L411 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, 1, 1, 1, 1, 1] [2019-10-02 14:22:48,656 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:48,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:48,657 INFO L82 PathProgramCache]: Analyzing trace with hash 685391742, now seen corresponding path program 1 times [2019-10-02 14:22:48,657 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:48,657 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:48,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:48,659 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:48,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:48,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:48,763 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:22:48,763 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:48,763 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-02 14:22:48,764 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 14:22:48,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 14:22:48,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:22:48,768 INFO L87 Difference]: Start difference. First operand 435 states and 495 transitions. Second operand 8 states. [2019-10-02 14:22:48,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:48,814 INFO L93 Difference]: Finished difference Result 856 states and 1000 transitions. [2019-10-02 14:22:48,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:22:48,817 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 108 [2019-10-02 14:22:48,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:48,821 INFO L225 Difference]: With dead ends: 856 [2019-10-02 14:22:48,821 INFO L226 Difference]: Without dead ends: 449 [2019-10-02 14:22:48,823 INFO L640 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 [2019-10-02 14:22:48,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 449 states. [2019-10-02 14:22:48,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 449 to 443. [2019-10-02 14:22:48,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2019-10-02 14:22:48,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 503 transitions. [2019-10-02 14:22:48,850 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 503 transitions. Word has length 108 [2019-10-02 14:22:48,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:48,851 INFO L475 AbstractCegarLoop]: Abstraction has 443 states and 503 transitions. [2019-10-02 14:22:48,851 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 14:22:48,851 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 503 transitions. [2019-10-02 14:22:48,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-10-02 14:22:48,853 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:48,854 INFO L411 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, 1, 1, 1, 1, 1] [2019-10-02 14:22:48,854 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:48,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:48,854 INFO L82 PathProgramCache]: Analyzing trace with hash 1454561757, now seen corresponding path program 1 times [2019-10-02 14:22:48,854 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:48,854 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:48,856 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:48,857 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:48,857 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:48,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:48,962 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:22:48,962 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:48,962 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-02 14:22:48,963 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 14:22:48,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 14:22:48,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 14:22:48,964 INFO L87 Difference]: Start difference. First operand 443 states and 503 transitions. Second operand 4 states. [2019-10-02 14:22:49,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:49,190 INFO L93 Difference]: Finished difference Result 1306 states and 1560 transitions. [2019-10-02 14:22:49,190 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 14:22:49,190 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 108 [2019-10-02 14:22:49,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:49,196 INFO L225 Difference]: With dead ends: 1306 [2019-10-02 14:22:49,196 INFO L226 Difference]: Without dead ends: 891 [2019-10-02 14:22:49,198 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 14:22:49,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 891 states. [2019-10-02 14:22:49,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 891 to 876. [2019-10-02 14:22:49,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 876 states. [2019-10-02 14:22:49,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 876 states and 1025 transitions. [2019-10-02 14:22:49,262 INFO L78 Accepts]: Start accepts. Automaton has 876 states and 1025 transitions. Word has length 108 [2019-10-02 14:22:49,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:49,262 INFO L475 AbstractCegarLoop]: Abstraction has 876 states and 1025 transitions. [2019-10-02 14:22:49,263 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 14:22:49,263 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1025 transitions. [2019-10-02 14:22:49,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-10-02 14:22:49,266 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:49,266 INFO L411 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:49,266 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:49,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:49,267 INFO L82 PathProgramCache]: Analyzing trace with hash 1438503063, now seen corresponding path program 1 times [2019-10-02 14:22:49,267 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:49,267 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:49,270 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:49,270 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:49,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:49,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:49,450 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-02 14:22:49,450 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:22:49,451 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-10-02 14:22:49,527 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:49,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:49,663 INFO L256 TraceCheckSpWp]: Trace formula consists of 807 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 14:22:49,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:22:49,888 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:49,902 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:22:49,902 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-10-02 14:22:49,903 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-10-02 14:22:49,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-10-02 14:22:49,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-10-02 14:22:49,904 INFO L87 Difference]: Start difference. First operand 876 states and 1025 transitions. Second operand 19 states. [2019-10-02 14:22:51,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:51,156 INFO L93 Difference]: Finished difference Result 1691 states and 2002 transitions. [2019-10-02 14:22:51,156 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-10-02 14:22:51,156 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 112 [2019-10-02 14:22:51,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:51,162 INFO L225 Difference]: With dead ends: 1691 [2019-10-02 14:22:51,162 INFO L226 Difference]: Without dead ends: 843 [2019-10-02 14:22:51,165 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 107 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-10-02 14:22:51,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843 states. [2019-10-02 14:22:51,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 843. [2019-10-02 14:22:51,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 843 states. [2019-10-02 14:22:51,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 843 states and 971 transitions. [2019-10-02 14:22:51,208 INFO L78 Accepts]: Start accepts. Automaton has 843 states and 971 transitions. Word has length 112 [2019-10-02 14:22:51,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:51,209 INFO L475 AbstractCegarLoop]: Abstraction has 843 states and 971 transitions. [2019-10-02 14:22:51,209 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-10-02 14:22:51,209 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 971 transitions. [2019-10-02 14:22:51,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-10-02 14:22:51,213 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:51,214 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:51,214 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:51,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:51,214 INFO L82 PathProgramCache]: Analyzing trace with hash -2045020006, now seen corresponding path program 1 times [2019-10-02 14:22:51,215 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:51,215 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:51,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:51,217 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:51,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:51,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:51,418 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-10-02 14:22:51,419 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:22:51,419 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-10-02 14:22:51,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:51,675 INFO L256 TraceCheckSpWp]: Trace formula consists of 974 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 14:22:51,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:22:51,921 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-02 14:22:51,929 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:22:51,929 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-10-02 14:22:51,930 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-10-02 14:22:51,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-10-02 14:22:51,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-10-02 14:22:51,931 INFO L87 Difference]: Start difference. First operand 843 states and 971 transitions. Second operand 19 states. [2019-10-02 14:22:53,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:53,120 INFO L93 Difference]: Finished difference Result 1403 states and 1644 transitions. [2019-10-02 14:22:53,121 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-10-02 14:22:53,121 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 181 [2019-10-02 14:22:53,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:53,122 INFO L225 Difference]: With dead ends: 1403 [2019-10-02 14:22:53,122 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 14:22:53,126 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 178 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-10-02 14:22:53,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 14:22:53,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 14:22:53,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 14:22:53,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 14:22:53,127 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 181 [2019-10-02 14:22:53,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:53,127 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 14:22:53,127 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-10-02 14:22:53,127 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 14:22:53,128 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 14:22:53,133 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-02 14:22:54,626 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 28 [2019-10-02 14:22:54,944 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 28 [2019-10-02 14:22:55,556 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 19 [2019-10-02 14:22:55,779 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 26 [2019-10-02 14:22:56,350 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 32 [2019-10-02 14:22:57,048 INFO L443 ceAbstractionStarter]: For program point L286(lines 263 287) no Hoare annotation was computed. [2019-10-02 14:22:57,048 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 239 294) no Hoare annotation was computed. [2019-10-02 14:22:57,048 INFO L443 ceAbstractionStarter]: For program point L270(lines 270 274) no Hoare annotation was computed. [2019-10-02 14:22:57,048 INFO L443 ceAbstractionStarter]: For program point L270-1(lines 270 274) no Hoare annotation was computed. [2019-10-02 14:22:57,048 INFO L443 ceAbstractionStarter]: For program point L265(line 265) no Hoare annotation was computed. [2019-10-02 14:22:57,048 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 239 294) no Hoare annotation was computed. [2019-10-02 14:22:57,048 INFO L443 ceAbstractionStarter]: For program point L264-2(lines 264 285) no Hoare annotation was computed. [2019-10-02 14:22:57,049 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 239 294) no Hoare annotation was computed. [2019-10-02 14:22:57,049 INFO L443 ceAbstractionStarter]: For program point L321-2(lines 321 346) no Hoare annotation was computed. [2019-10-02 14:22:57,049 INFO L443 ceAbstractionStarter]: For program point L347(lines 320 348) no Hoare annotation was computed. [2019-10-02 14:22:57,049 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 295 354) no Hoare annotation was computed. [2019-10-02 14:22:57,049 INFO L443 ceAbstractionStarter]: For program point L340(line 340) no Hoare annotation was computed. [2019-10-02 14:22:57,049 INFO L443 ceAbstractionStarter]: For program point L340-1(line 340) no Hoare annotation was computed. [2019-10-02 14:22:57,049 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 295 354) no Hoare annotation was computed. [2019-10-02 14:22:57,049 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 295 354) no Hoare annotation was computed. [2019-10-02 14:22:57,049 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 331) no Hoare annotation was computed. [2019-10-02 14:22:57,049 INFO L443 ceAbstractionStarter]: For program point L327-1(lines 327 331) no Hoare annotation was computed. [2019-10-02 14:22:57,049 INFO L443 ceAbstractionStarter]: For program point L322(line 322) no Hoare annotation was computed. [2019-10-02 14:22:57,050 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 580 586) the Hoare annotation is: true [2019-10-02 14:22:57,050 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 580 586) no Hoare annotation was computed. [2019-10-02 14:22:57,050 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 587 595) no Hoare annotation was computed. [2019-10-02 14:22:57,050 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 587 595) the Hoare annotation is: true [2019-10-02 14:22:57,050 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 587 595) no Hoare annotation was computed. [2019-10-02 14:22:57,050 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 163 185) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:57,050 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 163 185) no Hoare annotation was computed. [2019-10-02 14:22:57,051 INFO L439 ceAbstractionStarter]: At program point L175(line 175) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~1 1) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:57,051 INFO L439 ceAbstractionStarter]: At program point L175-1(line 175) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~1 1) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:57,051 INFO L443 ceAbstractionStarter]: For program point L173(lines 173 180) no Hoare annotation was computed. [2019-10-02 14:22:57,051 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 163 185) no Hoare annotation was computed. [2019-10-02 14:22:57,051 INFO L443 ceAbstractionStarter]: For program point L173-1(lines 173 180) no Hoare annotation was computed. [2019-10-02 14:22:57,051 INFO L443 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-10-02 14:22:57,052 INFO L439 ceAbstractionStarter]: At program point L170(line 170) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:57,052 INFO L439 ceAbstractionStarter]: At program point L169(line 169) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:57,052 INFO L439 ceAbstractionStarter]: At program point L169-1(line 169) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:57,052 INFO L443 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2019-10-02 14:22:57,052 INFO L443 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2019-10-02 14:22:57,052 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 117 140) no Hoare annotation was computed. [2019-10-02 14:22:57,052 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-10-02 14:22:57,052 INFO L443 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2019-10-02 14:22:57,052 INFO L443 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2019-10-02 14:22:57,053 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 117 140) no Hoare annotation was computed. [2019-10-02 14:22:57,053 INFO L443 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-10-02 14:22:57,053 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 117 140) no Hoare annotation was computed. [2019-10-02 14:22:57,053 INFO L443 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2019-10-02 14:22:57,053 INFO L443 ceAbstractionStarter]: For program point L122(line 122) no Hoare annotation was computed. [2019-10-02 14:22:57,053 INFO L443 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2019-10-02 14:22:57,053 INFO L443 ceAbstractionStarter]: For program point L134(line 134) no Hoare annotation was computed. [2019-10-02 14:22:57,053 INFO L443 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-10-02 14:22:57,053 INFO L443 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2019-10-02 14:22:57,053 INFO L443 ceAbstractionStarter]: For program point L131(line 131) no Hoare annotation was computed. [2019-10-02 14:22:57,053 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-10-02 14:22:57,053 INFO L439 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse3 .cse0))) [2019-10-02 14:22:57,054 INFO L443 ceAbstractionStarter]: For program point L852-1(lines 833 857) no Hoare annotation was computed. [2019-10-02 14:22:57,054 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 833 857) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-02 14:22:57,054 INFO L439 ceAbstractionStarter]: At program point L847(line 847) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-02 14:22:57,054 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 833 857) no Hoare annotation was computed. [2019-10-02 14:22:57,054 INFO L439 ceAbstractionStarter]: At program point L843(line 843) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-02 14:22:57,054 INFO L443 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2019-10-02 14:22:57,054 INFO L439 ceAbstractionStarter]: At program point L839(line 839) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-02 14:22:57,054 INFO L443 ceAbstractionStarter]: For program point L839-1(line 839) no Hoare annotation was computed. [2019-10-02 14:22:57,054 INFO L443 ceAbstractionStarter]: For program point L837(lines 837 854) no Hoare annotation was computed. [2019-10-02 14:22:57,055 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 928 936) no Hoare annotation was computed. [2019-10-02 14:22:57,055 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 928 936) the Hoare annotation is: true [2019-10-02 14:22:57,055 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 928 936) no Hoare annotation was computed. [2019-10-02 14:22:57,055 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 992 1010) the Hoare annotation is: true [2019-10-02 14:22:57,055 INFO L443 ceAbstractionStarter]: For program point L1001(lines 1001 1005) no Hoare annotation was computed. [2019-10-02 14:22:57,055 INFO L446 ceAbstractionStarter]: At program point L999(line 999) the Hoare annotation is: true [2019-10-02 14:22:57,055 INFO L443 ceAbstractionStarter]: For program point L1001-2(lines 1001 1005) no Hoare annotation was computed. [2019-10-02 14:22:57,055 INFO L443 ceAbstractionStarter]: For program point L999-1(line 999) no Hoare annotation was computed. [2019-10-02 14:22:57,055 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 992 1010) no Hoare annotation was computed. [2019-10-02 14:22:57,055 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 992 1010) no Hoare annotation was computed. [2019-10-02 14:22:57,055 INFO L443 ceAbstractionStarter]: For program point L956(lines 956 964) no Hoare annotation was computed. [2019-10-02 14:22:57,055 INFO L443 ceAbstractionStarter]: For program point L956-2(lines 956 964) no Hoare annotation was computed. [2019-10-02 14:22:57,056 INFO L443 ceAbstractionStarter]: For program point L944(lines 944 952) no Hoare annotation was computed. [2019-10-02 14:22:57,056 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 937 972) no Hoare annotation was computed. [2019-10-02 14:22:57,056 INFO L443 ceAbstractionStarter]: For program point L944-2(lines 944 952) no Hoare annotation was computed. [2019-10-02 14:22:57,056 INFO L443 ceAbstractionStarter]: For program point L967(line 967) no Hoare annotation was computed. [2019-10-02 14:22:57,056 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 937 972) no Hoare annotation was computed. [2019-10-02 14:22:57,056 INFO L443 ceAbstractionStarter]: For program point L967-1(line 967) no Hoare annotation was computed. [2019-10-02 14:22:57,056 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 937 972) no Hoare annotation was computed. [2019-10-02 14:22:57,056 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 573 579) no Hoare annotation was computed. [2019-10-02 14:22:57,057 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 573 579) the Hoare annotation is: true [2019-10-02 14:22:57,057 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 193 238) no Hoare annotation was computed. [2019-10-02 14:22:57,057 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 193 238) no Hoare annotation was computed. [2019-10-02 14:22:57,057 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 193 238) no Hoare annotation was computed. [2019-10-02 14:22:57,057 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 506 551) no Hoare annotation was computed. [2019-10-02 14:22:57,057 INFO L443 ceAbstractionStarter]: For program point L526(lines 526 533) no Hoare annotation was computed. [2019-10-02 14:22:57,057 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 506 551) no Hoare annotation was computed. [2019-10-02 14:22:57,057 INFO L443 ceAbstractionStarter]: For program point L520(lines 520 540) no Hoare annotation was computed. [2019-10-02 14:22:57,058 INFO L443 ceAbstractionStarter]: For program point L520-1(lines 520 540) no Hoare annotation was computed. [2019-10-02 14:22:57,058 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 506 551) no Hoare annotation was computed. [2019-10-02 14:22:57,058 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 149 159) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:57,058 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 149 159) no Hoare annotation was computed. [2019-10-02 14:22:57,058 INFO L439 ceAbstractionStarter]: At program point L154(line 154) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:57,058 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 149 159) no Hoare annotation was computed. [2019-10-02 14:22:57,058 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 917 927) the Hoare annotation is: true [2019-10-02 14:22:57,059 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 917 927) no Hoare annotation was computed. [2019-10-02 14:22:57,059 INFO L446 ceAbstractionStarter]: At program point L922(line 922) the Hoare annotation is: true [2019-10-02 14:22:57,059 INFO L443 ceAbstractionStarter]: For program point L922-1(line 922) no Hoare annotation was computed. [2019-10-02 14:22:57,059 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 917 927) no Hoare annotation was computed. [2019-10-02 14:22:57,059 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 909 916) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (= 0 |old(~pumpRunning~0)|))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2019-10-02 14:22:57,059 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 909 916) no Hoare annotation was computed. [2019-10-02 14:22:57,059 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 909 916) no Hoare annotation was computed. [2019-10-02 14:22:57,059 INFO L443 ceAbstractionStarter]: For program point L750(lines 750 756) no Hoare annotation was computed. [2019-10-02 14:22:57,059 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 746 759) no Hoare annotation was computed. [2019-10-02 14:22:57,060 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 746 759) the Hoare annotation is: true [2019-10-02 14:22:57,060 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 746 759) no Hoare annotation was computed. [2019-10-02 14:22:57,060 INFO L439 ceAbstractionStarter]: At program point L865(line 865) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4) (or .cse0 .cse3 .cse1) (or .cse1 .cse4 .cse2))) [2019-10-02 14:22:57,060 INFO L443 ceAbstractionStarter]: For program point L865-1(line 865) no Hoare annotation was computed. [2019-10-02 14:22:57,060 INFO L443 ceAbstractionStarter]: For program point L863(lines 863 880) no Hoare annotation was computed. [2019-10-02 14:22:57,060 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 859 883) no Hoare annotation was computed. [2019-10-02 14:22:57,060 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 859 883) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2019-10-02 14:22:57,061 INFO L439 ceAbstractionStarter]: At program point L878(line 878) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (= 0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse4 .cse3 .cse0) (or .cse4 .cse0 .cse2))) [2019-10-02 14:22:57,061 INFO L443 ceAbstractionStarter]: For program point L878-1(lines 859 883) no Hoare annotation was computed. [2019-10-02 14:22:57,061 INFO L439 ceAbstractionStarter]: At program point L873(line 873) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~8) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2019-10-02 14:22:57,061 INFO L439 ceAbstractionStarter]: At program point L869(line 869) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~8) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse1 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:22:57,061 INFO L443 ceAbstractionStarter]: For program point L867(lines 867 875) no Hoare annotation was computed. [2019-10-02 14:22:57,061 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 799 805) no Hoare annotation was computed. [2019-10-02 14:22:57,062 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 799 805) the Hoare annotation is: true [2019-10-02 14:22:57,062 INFO L443 ceAbstractionStarter]: For program point L609(lines 609 613) no Hoare annotation was computed. [2019-10-02 14:22:57,062 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 597 660) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:57,062 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 597 660) no Hoare annotation was computed. [2019-10-02 14:22:57,062 INFO L439 ceAbstractionStarter]: At program point L653(lines 606 654) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:57,062 INFO L443 ceAbstractionStarter]: For program point L643(lines 643 647) no Hoare annotation was computed. [2019-10-02 14:22:57,062 INFO L439 ceAbstractionStarter]: At program point L643-2(lines 637 648) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0) (and .cse0 (= 1 ~methaneLevelCritical~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:22:57,062 INFO L443 ceAbstractionStarter]: For program point L608(lines 607 652) no Hoare annotation was computed. [2019-10-02 14:22:57,063 INFO L443 ceAbstractionStarter]: For program point L637(lines 637 648) no Hoare annotation was computed. [2019-10-02 14:22:57,063 INFO L439 ceAbstractionStarter]: At program point L629(line 629) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) (= 1 ~methaneLevelCritical~0)))) [2019-10-02 14:22:57,063 INFO L443 ceAbstractionStarter]: For program point L627(lines 627 633) no Hoare annotation was computed. [2019-10-02 14:22:57,063 INFO L443 ceAbstractionStarter]: For program point L627-1(lines 627 633) no Hoare annotation was computed. [2019-10-02 14:22:57,063 INFO L439 ceAbstractionStarter]: At program point L619(line 619) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (and (and .cse0 (= ~pumpRunning~0 0)) (= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:22:57,063 INFO L439 ceAbstractionStarter]: At program point L650(lines 607 652) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) (= 1 ~methaneLevelCritical~0)))) [2019-10-02 14:22:57,064 INFO L443 ceAbstractionStarter]: For program point L617(lines 617 623) no Hoare annotation was computed. [2019-10-02 14:22:57,064 INFO L443 ceAbstractionStarter]: For program point L617-1(lines 617 623) no Hoare annotation was computed. [2019-10-02 14:22:57,064 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 597 660) no Hoare annotation was computed. [2019-10-02 14:22:57,064 INFO L443 ceAbstractionStarter]: For program point L480(lines 480 487) no Hoare annotation was computed. [2019-10-02 14:22:57,064 INFO L443 ceAbstractionStarter]: For program point L474(lines 474 494) no Hoare annotation was computed. [2019-10-02 14:22:57,064 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 460 505) no Hoare annotation was computed. [2019-10-02 14:22:57,064 INFO L443 ceAbstractionStarter]: For program point L474-1(lines 474 494) no Hoare annotation was computed. [2019-10-02 14:22:57,064 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 460 505) no Hoare annotation was computed. [2019-10-02 14:22:57,064 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 460 505) no Hoare annotation was computed. [2019-10-02 14:22:57,065 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 884 891) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 0)) [2019-10-02 14:22:57,065 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 884 891) no Hoare annotation was computed. [2019-10-02 14:22:57,065 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 884 891) no Hoare annotation was computed. [2019-10-02 14:22:57,065 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 760 768) no Hoare annotation was computed. [2019-10-02 14:22:57,065 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 760 768) the Hoare annotation is: true [2019-10-02 14:22:57,065 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 760 768) no Hoare annotation was computed. [2019-10-02 14:22:57,065 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-10-02 14:22:57,065 INFO L443 ceAbstractionStarter]: For program point L64(lines 64 74) no Hoare annotation was computed. [2019-10-02 14:22:57,066 INFO L439 ceAbstractionStarter]: At program point L62(line 62) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-02 14:22:57,066 INFO L443 ceAbstractionStarter]: For program point L62-1(line 62) no Hoare annotation was computed. [2019-10-02 14:22:57,066 INFO L443 ceAbstractionStarter]: For program point L60(lines 60 77) no Hoare annotation was computed. [2019-10-02 14:22:57,066 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 52 80) no Hoare annotation was computed. [2019-10-02 14:22:57,066 INFO L446 ceAbstractionStarter]: At program point L58(line 58) the Hoare annotation is: true [2019-10-02 14:22:57,066 INFO L443 ceAbstractionStarter]: For program point L58-1(line 58) no Hoare annotation was computed. [2019-10-02 14:22:57,066 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 52 80) the Hoare annotation is: true [2019-10-02 14:22:57,066 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 52 80) no Hoare annotation was computed. [2019-10-02 14:22:57,066 INFO L439 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:22:57,067 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2019-10-02 14:22:57,067 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2019-10-02 14:22:57,067 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2019-10-02 14:22:57,067 INFO L443 ceAbstractionStarter]: For program point L722-2(lines 722 730) no Hoare annotation was computed. [2019-10-02 14:22:57,067 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 714 736) no Hoare annotation was computed. [2019-10-02 14:22:57,067 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 714 736) no Hoare annotation was computed. [2019-10-02 14:22:57,067 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 714 736) no Hoare annotation was computed. [2019-10-02 14:22:57,067 INFO L443 ceAbstractionStarter]: For program point L722(lines 722 730) no Hoare annotation was computed. [2019-10-02 14:22:57,068 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 357 459) no Hoare annotation was computed. [2019-10-02 14:22:57,068 INFO L443 ceAbstractionStarter]: For program point L446(lines 446 453) no Hoare annotation was computed. [2019-10-02 14:22:57,068 INFO L443 ceAbstractionStarter]: For program point L407(lines 406 426) no Hoare annotation was computed. [2019-10-02 14:22:57,068 INFO L443 ceAbstractionStarter]: For program point L438(line 438) no Hoare annotation was computed. [2019-10-02 14:22:57,068 INFO L443 ceAbstractionStarter]: For program point L438-1(line 438) no Hoare annotation was computed. [2019-10-02 14:22:57,068 INFO L443 ceAbstractionStarter]: For program point L403(lines 403 444) no Hoare annotation was computed. [2019-10-02 14:22:57,068 INFO L443 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2019-10-02 14:22:57,068 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 357 459) no Hoare annotation was computed. [2019-10-02 14:22:57,068 INFO L443 ceAbstractionStarter]: For program point L422-1(line 422) no Hoare annotation was computed. [2019-10-02 14:22:57,069 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 385) no Hoare annotation was computed. [2019-10-02 14:22:57,069 INFO L443 ceAbstractionStarter]: For program point L445(lines 445 456) no Hoare annotation was computed. [2019-10-02 14:22:57,069 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 412) no Hoare annotation was computed. [2019-10-02 14:22:57,069 INFO L443 ceAbstractionStarter]: For program point L406-2(lines 406 426) no Hoare annotation was computed. [2019-10-02 14:22:57,069 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 357 459) no Hoare annotation was computed. [2019-10-02 14:22:57,069 INFO L443 ceAbstractionStarter]: For program point L427(lines 405 428) no Hoare annotation was computed. [2019-10-02 14:22:57,069 INFO L443 ceAbstractionStarter]: For program point L386(lines 386 402) no Hoare annotation was computed. [2019-10-02 14:22:57,069 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 563 572) no Hoare annotation was computed. [2019-10-02 14:22:57,070 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 563 572) no Hoare annotation was computed. [2019-10-02 14:22:57,070 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 563 572) no Hoare annotation was computed. [2019-10-02 14:22:57,070 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:22:57,070 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-02 14:22:57,070 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:22:57,070 INFO L439 ceAbstractionStarter]: At program point L897(line 897) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse2))) [2019-10-02 14:22:57,070 INFO L443 ceAbstractionStarter]: For program point L897-1(line 897) no Hoare annotation was computed. [2019-10-02 14:22:57,071 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 892 908) no Hoare annotation was computed. [2019-10-02 14:22:57,071 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 892 908) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse2))) [2019-10-02 14:22:57,071 INFO L439 ceAbstractionStarter]: At program point L903(line 903) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or (and (= ~methaneLevelCritical~0 activatePump_~tmp~9) (= ~pumpRunning~0 0)) .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2019-10-02 14:22:57,071 INFO L443 ceAbstractionStarter]: For program point L903-1(lines 892 908) no Hoare annotation was computed. [2019-10-02 14:22:57,071 INFO L443 ceAbstractionStarter]: For program point L899(lines 899 905) no Hoare annotation was computed. [2019-10-02 14:22:57,071 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 737 745) no Hoare annotation was computed. [2019-10-02 14:22:57,071 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 737 745) no Hoare annotation was computed. [2019-10-02 14:22:57,072 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 737 745) no Hoare annotation was computed. [2019-10-02 14:22:57,072 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 973 991) no Hoare annotation was computed. [2019-10-02 14:22:57,072 INFO L443 ceAbstractionStarter]: For program point L982(lines 982 986) no Hoare annotation was computed. [2019-10-02 14:22:57,072 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 973 991) the Hoare annotation is: true [2019-10-02 14:22:57,072 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 973 991) no Hoare annotation was computed. [2019-10-02 14:22:57,072 INFO L446 ceAbstractionStarter]: At program point L980(line 980) the Hoare annotation is: true [2019-10-02 14:22:57,072 INFO L443 ceAbstractionStarter]: For program point L982-2(lines 982 986) no Hoare annotation was computed. [2019-10-02 14:22:57,072 INFO L443 ceAbstractionStarter]: For program point L980-1(line 980) no Hoare annotation was computed. [2019-10-02 14:22:57,073 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 693 704) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= 0 ~methaneLevelCritical~0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (or (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) (= 1 ~methaneLevelCritical~0) .cse0))) [2019-10-02 14:22:57,073 INFO L443 ceAbstractionStarter]: For program point L697-1(lines 693 704) no Hoare annotation was computed. [2019-10-02 14:22:57,073 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 693 704) no Hoare annotation was computed. [2019-10-02 14:22:57,073 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:22:57,073 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-02 14:22:57,073 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:22:57,073 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 705 713) the Hoare annotation is: true [2019-10-02 14:22:57,073 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 705 713) no Hoare annotation was computed. [2019-10-02 14:22:57,074 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 705 713) no Hoare annotation was computed. [2019-10-02 14:22:57,074 INFO L439 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (let ((.cse4 (= 1 ~waterLevel~0)) (.cse7 (= |old(~waterLevel~0)| 1))) (let ((.cse5 (not .cse7)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not .cse4))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4 .cse1 .cse5) (or .cse3 .cse4 .cse1 .cse5 .cse6) (or .cse2 .cse1 .cse6) (or .cse0 .cse7 .cse3 .cse8 .cse1) (or .cse7 .cse3 .cse1 .cse6 .cse8)))) [2019-10-02 14:22:57,074 INFO L439 ceAbstractionStarter]: At program point L786(lines 786 792) the Hoare annotation is: (let ((.cse2 (= 1 ~waterLevel~0))) (let ((.cse8 (= |old(~waterLevel~0)| 1)) (.cse9 (not .cse2))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse7 (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) .cse9)) (.cse4 (not .cse8)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse3 .cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse7) (or .cse0 .cse3 .cse5) (or .cse8 .cse1 .cse3 .cse6 .cse7) (or .cse1 .cse2 .cse3 .cse4 .cse6) (or .cse0 .cse8 .cse1 .cse9 .cse3))))) [2019-10-02 14:22:57,074 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 775 798) the Hoare annotation is: (let ((.cse4 (= 1 ~waterLevel~0)) (.cse6 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not .cse6)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (not .cse4)) (.cse1 (not (= ~systemActive~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4 .cse1 .cse5) (or .cse0 .cse6 .cse7 .cse1) (or .cse3 .cse4 .cse1 .cse5 .cse8) (or .cse2 .cse1 .cse8) (or .cse6 .cse7 .cse1 .cse8)))) [2019-10-02 14:22:57,075 INFO L439 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 (and .cse1 .cse2)) (or .cse1 .cse0 .cse3) (or .cse2 .cse0 .cse3))) [2019-10-02 14:22:57,075 INFO L443 ceAbstractionStarter]: For program point L779(lines 778 797) no Hoare annotation was computed. [2019-10-02 14:22:57,075 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 775 798) no Hoare annotation was computed. [2019-10-02 14:22:57,075 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 775 798) no Hoare annotation was computed. [2019-10-02 14:22:57,075 INFO L446 ceAbstractionStarter]: At program point L98-1(lines 98 102) the Hoare annotation is: true [2019-10-02 14:22:57,075 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 84 113) no Hoare annotation was computed. [2019-10-02 14:22:57,075 INFO L443 ceAbstractionStarter]: For program point L95(line 95) no Hoare annotation was computed. [2019-10-02 14:22:57,075 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 84 113) the Hoare annotation is: true [2019-10-02 14:22:57,075 INFO L446 ceAbstractionStarter]: At program point L94-2(lines 94 108) the Hoare annotation is: true [2019-10-02 14:22:57,076 INFO L446 ceAbstractionStarter]: At program point L90(line 90) the Hoare annotation is: true [2019-10-02 14:22:57,076 INFO L443 ceAbstractionStarter]: For program point L90-1(line 90) no Hoare annotation was computed. [2019-10-02 14:22:57,076 INFO L446 ceAbstractionStarter]: At program point L109(lines 84 113) the Hoare annotation is: true [2019-10-02 14:22:57,076 INFO L443 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2019-10-02 14:22:57,076 INFO L443 ceAbstractionStarter]: For program point L98(lines 98 102) no Hoare annotation was computed. [2019-10-02 14:22:57,076 INFO L443 ceAbstractionStarter]: For program point L673-1(lines 669 680) no Hoare annotation was computed. [2019-10-02 14:22:57,076 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 669 680) the Hoare annotation is: true [2019-10-02 14:22:57,076 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 669 680) no Hoare annotation was computed. [2019-10-02 14:22:57,077 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 141 147) no Hoare annotation was computed. [2019-10-02 14:22:57,077 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 141 147) the Hoare annotation is: true [2019-10-02 14:22:57,077 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:22:57,077 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-02 14:22:57,077 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-02 14:22:57,077 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:22:57,077 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 807 831) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-02 14:22:57,077 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 807 831) no Hoare annotation was computed. [2019-10-02 14:22:57,078 INFO L439 ceAbstractionStarter]: At program point L826(line 826) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-02 14:22:57,078 INFO L443 ceAbstractionStarter]: For program point L826-1(lines 807 831) no Hoare annotation was computed. [2019-10-02 14:22:57,078 INFO L439 ceAbstractionStarter]: At program point L821(line 821) the Hoare annotation is: (let ((.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6) (= ~pumpRunning~0 0))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse3 .cse0) (or .cse3 .cse0 .cse1))) [2019-10-02 14:22:57,078 INFO L439 ceAbstractionStarter]: At program point L817(line 817) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse3 (not (= ~methaneLevelCritical~0 0)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~waterLevel~0)) .cse2)) (or .cse0 .cse1 .cse3 (not (= ~waterLevel~0 1))))) [2019-10-02 14:22:57,078 INFO L443 ceAbstractionStarter]: For program point L815(lines 815 823) no Hoare annotation was computed. [2019-10-02 14:22:57,078 INFO L439 ceAbstractionStarter]: At program point L813(line 813) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse3 .cse0))) [2019-10-02 14:22:57,078 INFO L443 ceAbstractionStarter]: For program point L813-1(line 813) no Hoare annotation was computed. [2019-10-02 14:22:57,079 INFO L443 ceAbstractionStarter]: For program point L811(lines 811 828) no Hoare annotation was computed. [2019-10-02 14:22:57,079 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 681 692) no Hoare annotation was computed. [2019-10-02 14:22:57,079 INFO L443 ceAbstractionStarter]: For program point L685-1(lines 681 692) no Hoare annotation was computed. [2019-10-02 14:22:57,079 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 681 692) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2019-10-02 14:22:57,079 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 553 560) no Hoare annotation was computed. [2019-10-02 14:22:57,079 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 557) no Hoare annotation was computed. [2019-10-02 14:22:57,079 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 553 560) the Hoare annotation is: true [2019-10-02 14:22:57,080 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 553 560) no Hoare annotation was computed. [2019-10-02 14:22:57,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 02:22:57 BoogieIcfgContainer [2019-10-02 14:22:57,094 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 14:22:57,096 INFO L168 Benchmark]: Toolchain (without parser) took 14116.99 ms. Allocated memory was 133.2 MB in the beginning and 438.8 MB in the end (delta: 305.7 MB). Free memory was 86.7 MB in the beginning and 114.0 MB in the end (delta: -27.3 MB). Peak memory consumption was 317.9 MB. Max. memory is 7.1 GB. [2019-10-02 14:22:57,097 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-02 14:22:57,098 INFO L168 Benchmark]: CACSL2BoogieTranslator took 648.33 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 86.5 MB in the beginning and 163.5 MB in the end (delta: -77.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-10-02 14:22:57,098 INFO L168 Benchmark]: Boogie Preprocessor took 121.46 ms. Allocated memory is still 200.3 MB. Free memory was 163.5 MB in the beginning and 159.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-10-02 14:22:57,100 INFO L168 Benchmark]: RCFGBuilder took 1276.92 ms. Allocated memory was 200.3 MB in the beginning and 225.4 MB in the end (delta: 25.2 MB). Free memory was 159.2 MB in the beginning and 186.2 MB in the end (delta: -27.0 MB). Peak memory consumption was 87.5 MB. Max. memory is 7.1 GB. [2019-10-02 14:22:57,101 INFO L168 Benchmark]: TraceAbstraction took 12064.65 ms. Allocated memory was 225.4 MB in the beginning and 438.8 MB in the end (delta: 213.4 MB). Free memory was 184.8 MB in the beginning and 114.0 MB in the end (delta: 70.9 MB). Peak memory consumption was 323.8 MB. Max. memory is 7.1 GB. [2019-10-02 14:22:57,105 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 648.33 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 86.5 MB in the beginning and 163.5 MB in the end (delta: -77.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.46 ms. Allocated memory is still 200.3 MB. Free memory was 163.5 MB in the beginning and 159.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1276.92 ms. Allocated memory was 200.3 MB in the beginning and 225.4 MB in the end (delta: 25.2 MB). Free memory was 159.2 MB in the beginning and 186.2 MB in the end (delta: -27.0 MB). Peak memory consumption was 87.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12064.65 ms. Allocated memory was 225.4 MB in the beginning and 438.8 MB in the end (delta: 213.4 MB). Free memory was 184.8 MB in the beginning and 114.0 MB in the end (delta: 70.9 MB). Peak memory consumption was 323.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 557]: 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: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || (0 == methaneLevelCritical && 0 == splverifierCounter)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == splverifierCounter && pumpRunning == 0) && 1 == methaneLevelCritical) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 257 locations, 1 error locations. SAFE Result, 11.9s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 4.7s AutomataDifference, 0.0s DeadEndRemovalTime, 3.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 2244 SDtfs, 1656 SDslu, 8281 SDs, 0 SdLazy, 3518 SolverSat, 430 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 440 GetRequests, 332 SyntacticMatches, 2 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=876occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 79 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 2004 PreInvPairs, 2092 NumberOfFragments, 1685 HoareAnnotationTreeSize, 2004 FomulaSimplifications, 1847 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 70 FomulaSimplificationsInter, 7017 FormulaSimplificationTreeSizeReductionInter, 3.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1323 NumberOfCodeBlocks, 1323 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1310 ConstructedInterpolants, 0 QuantifiedInterpolants, 236209 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1781 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 115/119 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...