/usr/bin/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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 00:59:29,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 00:59:29,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 00:59:29,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 00:59:29,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 00:59:29,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 00:59:29,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 00:59:29,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 00:59:29,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 00:59:29,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 00:59:29,840 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 00:59:29,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 00:59:29,842 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 00:59:29,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 00:59:29,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 00:59:29,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 00:59:29,849 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 00:59:29,850 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 00:59:29,852 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 00:59:29,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 00:59:29,860 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 00:59:29,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 00:59:29,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 00:59:29,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 00:59:29,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 00:59:29,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 00:59:29,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 00:59:29,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 00:59:29,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 00:59:29,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 00:59:29,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 00:59:29,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 00:59:29,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 00:59:29,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 00:59:29,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 00:59:29,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 00:59:29,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 00:59:29,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 00:59:29,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 00:59:29,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 00:59:29,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 00:59:29,881 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 [2019-11-07 00:59:29,917 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 00:59:29,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 00:59:29,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 00:59:29,919 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 00:59:29,919 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 00:59:29,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 00:59:29,919 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 00:59:29,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 00:59:29,920 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 00:59:29,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 00:59:29,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 00:59:29,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 00:59:29,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 00:59:29,921 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 00:59:29,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 00:59:29,921 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 00:59:29,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 00:59:29,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 00:59:29,922 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 00:59:29,923 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 00:59:29,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 00:59:29,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 00:59:29,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 00:59:29,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 00:59:29,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 00:59:29,925 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 00:59:29,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 00:59:29,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 00:59:29,925 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-11-07 00:59:30,195 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 00:59:30,210 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 00:59:30,214 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 00:59:30,216 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 00:59:30,216 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 00:59:30,217 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product39.cil.c [2019-11-07 00:59:30,281 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c604766e/4a48b6a3e92841bd8878a9f6da8cb999/FLAGf65ea6769 [2019-11-07 00:59:30,846 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 00:59:30,846 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product39.cil.c [2019-11-07 00:59:30,858 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c604766e/4a48b6a3e92841bd8878a9f6da8cb999/FLAGf65ea6769 [2019-11-07 00:59:31,097 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c604766e/4a48b6a3e92841bd8878a9f6da8cb999 [2019-11-07 00:59:31,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 00:59:31,109 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 00:59:31,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 00:59:31,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 00:59:31,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 00:59:31,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:59:31" (1/1) ... [2019-11-07 00:59:31,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55991c4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:31, skipping insertion in model container [2019-11-07 00:59:31,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:59:31" (1/1) ... [2019-11-07 00:59:31,131 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 00:59:31,192 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 00:59:31,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:59:31,605 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 00:59:31,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:59:31,791 INFO L192 MainTranslator]: Completed translation [2019-11-07 00:59:31,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:31 WrapperNode [2019-11-07 00:59:31,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 00:59:31,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 00:59:31,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 00:59:31,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 00:59:31,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:31" (1/1) ... [2019-11-07 00:59:31,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:31" (1/1) ... [2019-11-07 00:59:31,830 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:31" (1/1) ... [2019-11-07 00:59:31,830 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:31" (1/1) ... [2019-11-07 00:59:31,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:31" (1/1) ... [2019-11-07 00:59:31,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:31" (1/1) ... [2019-11-07 00:59:31,883 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:31" (1/1) ... [2019-11-07 00:59:31,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 00:59:31,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 00:59:31,891 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 00:59:31,891 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 00:59:31,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:31" (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 [2019-11-07 00:59:31,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 00:59:31,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 00:59:31,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 00:59:31,957 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 00:59:31,957 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 00:59:31,958 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 00:59:31,958 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 00:59:31,958 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 00:59:31,958 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 00:59:31,958 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-11-07 00:59:31,959 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 00:59:31,959 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 00:59:31,959 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 00:59:31,959 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 00:59:31,959 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 00:59:31,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-11-07 00:59:31,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-11-07 00:59:31,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 00:59:31,960 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 00:59:31,960 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 00:59:31,960 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 00:59:31,960 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-11-07 00:59:31,960 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 00:59:31,961 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 00:59:31,961 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 00:59:31,961 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 00:59:31,961 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 00:59:31,961 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 00:59:31,961 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-11-07 00:59:31,962 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-11-07 00:59:31,962 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 00:59:31,962 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 00:59:31,962 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 00:59:31,962 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 00:59:31,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 00:59:31,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 00:59:31,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 00:59:31,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 00:59:31,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 00:59:31,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 00:59:31,963 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 00:59:31,963 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 00:59:31,964 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 00:59:31,964 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 00:59:31,964 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 00:59:31,964 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 00:59:31,964 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 00:59:31,964 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 00:59:31,965 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 00:59:31,965 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-11-07 00:59:31,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 00:59:31,965 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 00:59:31,965 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 00:59:31,966 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 00:59:31,966 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 00:59:31,967 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 00:59:31,967 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-11-07 00:59:31,968 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 00:59:31,969 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 00:59:31,969 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 00:59:31,969 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 00:59:31,969 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 00:59:31,969 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 00:59:31,970 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 00:59:31,970 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 00:59:31,970 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-11-07 00:59:31,970 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-11-07 00:59:31,970 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 00:59:31,970 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 00:59:31,970 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 00:59:31,971 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 00:59:31,971 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-11-07 00:59:31,971 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-11-07 00:59:31,972 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 00:59:31,972 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 00:59:31,972 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 00:59:31,972 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 00:59:31,973 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 00:59:31,973 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 00:59:31,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 00:59:31,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 00:59:31,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 00:59:31,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 00:59:31,975 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 00:59:31,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 00:59:31,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 00:59:31,976 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 00:59:31,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 00:59:31,977 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 00:59:31,977 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 00:59:31,978 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 00:59:31,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 00:59:31,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 00:59:31,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 00:59:33,051 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 00:59:33,051 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 00:59:33,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:59:33 BoogieIcfgContainer [2019-11-07 00:59:33,053 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 00:59:33,055 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 00:59:33,055 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 00:59:33,059 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 00:59:33,059 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:59:31" (1/3) ... [2019-11-07 00:59:33,060 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bcbd89d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:59:33, skipping insertion in model container [2019-11-07 00:59:33,060 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:31" (2/3) ... [2019-11-07 00:59:33,061 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bcbd89d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:59:33, skipping insertion in model container [2019-11-07 00:59:33,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:59:33" (3/3) ... [2019-11-07 00:59:33,063 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product39.cil.c [2019-11-07 00:59:33,074 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 00:59:33,086 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 00:59:33,098 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 00:59:33,132 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 00:59:33,132 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 00:59:33,132 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 00:59:33,132 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 00:59:33,133 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 00:59:33,133 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 00:59:33,133 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 00:59:33,133 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 00:59:33,154 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2019-11-07 00:59:33,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-07 00:59:33,164 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:33,165 INFO L410 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] [2019-11-07 00:59:33,167 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:33,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:33,173 INFO L82 PathProgramCache]: Analyzing trace with hash 652232891, now seen corresponding path program 1 times [2019-11-07 00:59:33,183 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:33,184 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184075577] [2019-11-07 00:59:33,184 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:33,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:33,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:33,576 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184075577] [2019-11-07 00:59:33,577 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:33,578 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 00:59:33,579 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032626241] [2019-11-07 00:59:33,586 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 00:59:33,588 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:33,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 00:59:33,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 00:59:33,609 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 2 states. [2019-11-07 00:59:33,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:33,685 INFO L93 Difference]: Finished difference Result 264 states and 331 transitions. [2019-11-07 00:59:33,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 00:59:33,687 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-11-07 00:59:33,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:33,715 INFO L225 Difference]: With dead ends: 264 [2019-11-07 00:59:33,715 INFO L226 Difference]: Without dead ends: 134 [2019-11-07 00:59:33,722 INFO L630 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 [2019-11-07 00:59:33,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2019-11-07 00:59:33,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2019-11-07 00:59:33,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2019-11-07 00:59:33,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 159 transitions. [2019-11-07 00:59:33,783 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 159 transitions. Word has length 51 [2019-11-07 00:59:33,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:33,784 INFO L462 AbstractCegarLoop]: Abstraction has 134 states and 159 transitions. [2019-11-07 00:59:33,784 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 00:59:33,784 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 159 transitions. [2019-11-07 00:59:33,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-07 00:59:33,788 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:33,788 INFO L410 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] [2019-11-07 00:59:33,788 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:33,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:33,789 INFO L82 PathProgramCache]: Analyzing trace with hash -564528421, now seen corresponding path program 1 times [2019-11-07 00:59:33,789 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:33,790 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075954115] [2019-11-07 00:59:33,790 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:33,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:33,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:33,929 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075954115] [2019-11-07 00:59:33,929 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:33,929 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:59:33,930 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014422715] [2019-11-07 00:59:33,933 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:59:33,933 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:33,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:59:33,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:59:33,935 INFO L87 Difference]: Start difference. First operand 134 states and 159 transitions. Second operand 3 states. [2019-11-07 00:59:33,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:33,974 INFO L93 Difference]: Finished difference Result 207 states and 245 transitions. [2019-11-07 00:59:33,975 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:59:33,975 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-11-07 00:59:33,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:33,980 INFO L225 Difference]: With dead ends: 207 [2019-11-07 00:59:33,981 INFO L226 Difference]: Without dead ends: 125 [2019-11-07 00:59:33,984 INFO L630 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 [2019-11-07 00:59:33,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2019-11-07 00:59:34,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2019-11-07 00:59:34,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2019-11-07 00:59:34,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 147 transitions. [2019-11-07 00:59:34,003 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 147 transitions. Word has length 52 [2019-11-07 00:59:34,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:34,003 INFO L462 AbstractCegarLoop]: Abstraction has 125 states and 147 transitions. [2019-11-07 00:59:34,004 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:59:34,004 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 147 transitions. [2019-11-07 00:59:34,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-07 00:59:34,006 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:34,006 INFO L410 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] [2019-11-07 00:59:34,006 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:34,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:34,007 INFO L82 PathProgramCache]: Analyzing trace with hash -1211879035, now seen corresponding path program 1 times [2019-11-07 00:59:34,007 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:34,007 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045727184] [2019-11-07 00:59:34,007 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:34,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:34,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:34,137 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045727184] [2019-11-07 00:59:34,137 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:34,138 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 00:59:34,138 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018978244] [2019-11-07 00:59:34,138 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 00:59:34,139 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:34,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 00:59:34,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-07 00:59:34,139 INFO L87 Difference]: Start difference. First operand 125 states and 147 transitions. Second operand 7 states. [2019-11-07 00:59:34,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:34,657 INFO L93 Difference]: Finished difference Result 370 states and 453 transitions. [2019-11-07 00:59:34,657 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-07 00:59:34,657 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2019-11-07 00:59:34,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:34,662 INFO L225 Difference]: With dead ends: 370 [2019-11-07 00:59:34,662 INFO L226 Difference]: Without dead ends: 273 [2019-11-07 00:59:34,663 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-11-07 00:59:34,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2019-11-07 00:59:34,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 265. [2019-11-07 00:59:34,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2019-11-07 00:59:34,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 324 transitions. [2019-11-07 00:59:34,722 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 324 transitions. Word has length 56 [2019-11-07 00:59:34,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:34,723 INFO L462 AbstractCegarLoop]: Abstraction has 265 states and 324 transitions. [2019-11-07 00:59:34,723 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 00:59:34,723 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 324 transitions. [2019-11-07 00:59:34,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-07 00:59:34,726 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:34,726 INFO L410 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] [2019-11-07 00:59:34,727 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:34,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:34,730 INFO L82 PathProgramCache]: Analyzing trace with hash -773448372, now seen corresponding path program 1 times [2019-11-07 00:59:34,730 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:34,731 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55335359] [2019-11-07 00:59:34,731 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:34,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:34,870 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55335359] [2019-11-07 00:59:34,870 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:34,870 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 00:59:34,871 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651257749] [2019-11-07 00:59:34,871 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 00:59:34,871 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:34,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 00:59:34,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 00:59:34,872 INFO L87 Difference]: Start difference. First operand 265 states and 324 transitions. Second operand 6 states. [2019-11-07 00:59:35,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:35,118 INFO L93 Difference]: Finished difference Result 721 states and 906 transitions. [2019-11-07 00:59:35,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 00:59:35,119 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-11-07 00:59:35,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:35,125 INFO L225 Difference]: With dead ends: 721 [2019-11-07 00:59:35,125 INFO L226 Difference]: Without dead ends: 484 [2019-11-07 00:59:35,126 INFO L630 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 [2019-11-07 00:59:35,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2019-11-07 00:59:35,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 478. [2019-11-07 00:59:35,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 478 states. [2019-11-07 00:59:35,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 588 transitions. [2019-11-07 00:59:35,173 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 588 transitions. Word has length 62 [2019-11-07 00:59:35,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:35,173 INFO L462 AbstractCegarLoop]: Abstraction has 478 states and 588 transitions. [2019-11-07 00:59:35,173 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 00:59:35,173 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 588 transitions. [2019-11-07 00:59:35,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-07 00:59:35,177 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:35,177 INFO L410 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] [2019-11-07 00:59:35,177 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:35,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:35,178 INFO L82 PathProgramCache]: Analyzing trace with hash -1032831448, now seen corresponding path program 1 times [2019-11-07 00:59:35,178 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:35,178 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034200941] [2019-11-07 00:59:35,179 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:35,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:35,283 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034200941] [2019-11-07 00:59:35,283 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:35,284 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 00:59:35,284 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727817381] [2019-11-07 00:59:35,286 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 00:59:35,286 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:35,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 00:59:35,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-07 00:59:35,287 INFO L87 Difference]: Start difference. First operand 478 states and 588 transitions. Second operand 7 states. [2019-11-07 00:59:36,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:36,180 INFO L93 Difference]: Finished difference Result 1245 states and 1650 transitions. [2019-11-07 00:59:36,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-07 00:59:36,180 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2019-11-07 00:59:36,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:36,192 INFO L225 Difference]: With dead ends: 1245 [2019-11-07 00:59:36,193 INFO L226 Difference]: Without dead ends: 795 [2019-11-07 00:59:36,196 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-11-07 00:59:36,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 795 states. [2019-11-07 00:59:36,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 795 to 699. [2019-11-07 00:59:36,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2019-11-07 00:59:36,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 855 transitions. [2019-11-07 00:59:36,271 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 855 transitions. Word has length 66 [2019-11-07 00:59:36,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:36,272 INFO L462 AbstractCegarLoop]: Abstraction has 699 states and 855 transitions. [2019-11-07 00:59:36,272 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 00:59:36,272 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 855 transitions. [2019-11-07 00:59:36,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-07 00:59:36,277 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:36,277 INFO L410 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] [2019-11-07 00:59:36,277 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:36,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:36,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1961211398, now seen corresponding path program 1 times [2019-11-07 00:59:36,278 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:36,278 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103885428] [2019-11-07 00:59:36,279 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:36,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:36,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:36,422 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103885428] [2019-11-07 00:59:36,423 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:36,423 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-07 00:59:36,423 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853071340] [2019-11-07 00:59:36,423 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-07 00:59:36,424 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:36,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-07 00:59:36,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-07 00:59:36,424 INFO L87 Difference]: Start difference. First operand 699 states and 855 transitions. Second operand 4 states. [2019-11-07 00:59:36,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:36,726 INFO L93 Difference]: Finished difference Result 2560 states and 3348 transitions. [2019-11-07 00:59:36,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-07 00:59:36,727 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 88 [2019-11-07 00:59:36,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:36,740 INFO L225 Difference]: With dead ends: 2560 [2019-11-07 00:59:36,740 INFO L226 Difference]: Without dead ends: 1889 [2019-11-07 00:59:36,743 INFO L630 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 [2019-11-07 00:59:36,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1889 states. [2019-11-07 00:59:36,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1889 to 1843. [2019-11-07 00:59:36,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1843 states. [2019-11-07 00:59:36,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 1843 states and 2345 transitions. [2019-11-07 00:59:36,872 INFO L78 Accepts]: Start accepts. Automaton has 1843 states and 2345 transitions. Word has length 88 [2019-11-07 00:59:36,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:36,872 INFO L462 AbstractCegarLoop]: Abstraction has 1843 states and 2345 transitions. [2019-11-07 00:59:36,872 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-07 00:59:36,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2345 transitions. [2019-11-07 00:59:36,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-07 00:59:36,879 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:36,879 INFO L410 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] [2019-11-07 00:59:36,879 INFO L410 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:36,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:36,880 INFO L82 PathProgramCache]: Analyzing trace with hash 608275001, now seen corresponding path program 1 times [2019-11-07 00:59:36,880 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:36,880 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134608310] [2019-11-07 00:59:36,880 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:36,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:36,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:36,987 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134608310] [2019-11-07 00:59:36,987 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:36,988 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 00:59:36,988 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034660006] [2019-11-07 00:59:36,989 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 00:59:36,990 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:36,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 00:59:36,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 00:59:36,991 INFO L87 Difference]: Start difference. First operand 1843 states and 2345 transitions. Second operand 6 states. [2019-11-07 00:59:37,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:37,116 INFO L93 Difference]: Finished difference Result 3718 states and 4842 transitions. [2019-11-07 00:59:37,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-07 00:59:37,116 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2019-11-07 00:59:37,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:37,132 INFO L225 Difference]: With dead ends: 3718 [2019-11-07 00:59:37,132 INFO L226 Difference]: Without dead ends: 1903 [2019-11-07 00:59:37,139 INFO L630 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 [2019-11-07 00:59:37,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1903 states. [2019-11-07 00:59:37,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1903 to 1903. [2019-11-07 00:59:37,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1903 states. [2019-11-07 00:59:37,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 1903 states and 2409 transitions. [2019-11-07 00:59:37,303 INFO L78 Accepts]: Start accepts. Automaton has 1903 states and 2409 transitions. Word has length 88 [2019-11-07 00:59:37,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:37,304 INFO L462 AbstractCegarLoop]: Abstraction has 1903 states and 2409 transitions. [2019-11-07 00:59:37,304 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 00:59:37,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 2409 transitions. [2019-11-07 00:59:37,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-07 00:59:37,307 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:37,308 INFO L410 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] [2019-11-07 00:59:37,308 INFO L410 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:37,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:37,308 INFO L82 PathProgramCache]: Analyzing trace with hash 1309874875, now seen corresponding path program 1 times [2019-11-07 00:59:37,309 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:37,309 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470447386] [2019-11-07 00:59:37,309 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:37,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:37,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:37,413 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470447386] [2019-11-07 00:59:37,413 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:37,413 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-07 00:59:37,414 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626428742] [2019-11-07 00:59:37,415 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-07 00:59:37,415 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:37,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-07 00:59:37,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-11-07 00:59:37,416 INFO L87 Difference]: Start difference. First operand 1903 states and 2409 transitions. Second operand 8 states. [2019-11-07 00:59:37,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:37,519 INFO L93 Difference]: Finished difference Result 3534 states and 4612 transitions. [2019-11-07 00:59:37,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 00:59:37,522 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 88 [2019-11-07 00:59:37,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:37,534 INFO L225 Difference]: With dead ends: 3534 [2019-11-07 00:59:37,534 INFO L226 Difference]: Without dead ends: 1659 [2019-11-07 00:59:37,541 INFO L630 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 [2019-11-07 00:59:37,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1659 states. [2019-11-07 00:59:37,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1659 to 1659. [2019-11-07 00:59:37,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1659 states. [2019-11-07 00:59:37,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 1659 states and 2059 transitions. [2019-11-07 00:59:37,649 INFO L78 Accepts]: Start accepts. Automaton has 1659 states and 2059 transitions. Word has length 88 [2019-11-07 00:59:37,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:37,650 INFO L462 AbstractCegarLoop]: Abstraction has 1659 states and 2059 transitions. [2019-11-07 00:59:37,650 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-07 00:59:37,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 2059 transitions. [2019-11-07 00:59:37,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-07 00:59:37,654 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:37,654 INFO L410 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] [2019-11-07 00:59:37,654 INFO L410 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:37,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:37,655 INFO L82 PathProgramCache]: Analyzing trace with hash 1814435734, now seen corresponding path program 1 times [2019-11-07 00:59:37,655 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:37,655 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704936912] [2019-11-07 00:59:37,655 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:37,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:37,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:37,737 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704936912] [2019-11-07 00:59:37,738 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:37,738 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:59:37,739 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638388115] [2019-11-07 00:59:37,740 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:59:37,740 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:37,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:59:37,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:59:37,740 INFO L87 Difference]: Start difference. First operand 1659 states and 2059 transitions. Second operand 3 states. [2019-11-07 00:59:37,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:37,868 INFO L93 Difference]: Finished difference Result 2630 states and 3369 transitions. [2019-11-07 00:59:37,868 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:59:37,869 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2019-11-07 00:59:37,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:37,884 INFO L225 Difference]: With dead ends: 2630 [2019-11-07 00:59:37,884 INFO L226 Difference]: Without dead ends: 2627 [2019-11-07 00:59:37,886 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:59:37,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2627 states. [2019-11-07 00:59:38,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2627 to 2467. [2019-11-07 00:59:38,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2467 states. [2019-11-07 00:59:38,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 2467 states and 3173 transitions. [2019-11-07 00:59:38,037 INFO L78 Accepts]: Start accepts. Automaton has 2467 states and 3173 transitions. Word has length 92 [2019-11-07 00:59:38,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:38,038 INFO L462 AbstractCegarLoop]: Abstraction has 2467 states and 3173 transitions. [2019-11-07 00:59:38,038 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:59:38,038 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 3173 transitions. [2019-11-07 00:59:38,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-11-07 00:59:38,050 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:38,050 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:59:38,050 INFO L410 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:38,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:38,051 INFO L82 PathProgramCache]: Analyzing trace with hash -374585462, now seen corresponding path program 1 times [2019-11-07 00:59:38,051 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:38,051 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152860605] [2019-11-07 00:59:38,051 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:38,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:38,242 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-07 00:59:38,243 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152860605] [2019-11-07 00:59:38,244 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [661967585] [2019-11-07 00:59:38,244 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 00:59:38,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:38,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 912 conjuncts, 9 conjunts are in the unsatisfiable core [2019-11-07 00:59:38,580 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-07 00:59:38,825 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-07 00:59:38,826 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-07 00:59:39,370 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-07 00:59:39,370 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-11-07 00:59:39,371 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [13, 9] total 25 [2019-11-07 00:59:39,371 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887160887] [2019-11-07 00:59:39,371 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-07 00:59:39,372 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:39,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-07 00:59:39,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2019-11-07 00:59:39,373 INFO L87 Difference]: Start difference. First operand 2467 states and 3173 transitions. Second operand 8 states. [2019-11-07 00:59:39,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:39,962 INFO L93 Difference]: Finished difference Result 4726 states and 6152 transitions. [2019-11-07 00:59:39,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 00:59:39,963 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 150 [2019-11-07 00:59:39,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:39,980 INFO L225 Difference]: With dead ends: 4726 [2019-11-07 00:59:39,980 INFO L226 Difference]: Without dead ends: 2287 [2019-11-07 00:59:39,989 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 313 GetRequests, 285 SyntacticMatches, 5 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2019-11-07 00:59:39,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2287 states. [2019-11-07 00:59:40,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2287 to 2287. [2019-11-07 00:59:40,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2287 states. [2019-11-07 00:59:40,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2287 states to 2287 states and 2873 transitions. [2019-11-07 00:59:40,161 INFO L78 Accepts]: Start accepts. Automaton has 2287 states and 2873 transitions. Word has length 150 [2019-11-07 00:59:40,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:40,162 INFO L462 AbstractCegarLoop]: Abstraction has 2287 states and 2873 transitions. [2019-11-07 00:59:40,162 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-07 00:59:40,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2287 states and 2873 transitions. [2019-11-07 00:59:40,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-11-07 00:59:40,177 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:40,177 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-07 00:59:40,382 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 00:59:40,383 INFO L410 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:40,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:40,383 INFO L82 PathProgramCache]: Analyzing trace with hash -936503095, now seen corresponding path program 1 times [2019-11-07 00:59:40,384 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:40,384 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876024877] [2019-11-07 00:59:40,385 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:40,586 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-07 00:59:40,587 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876024877] [2019-11-07 00:59:40,587 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [391394691] [2019-11-07 00:59:40,587 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 00:59:40,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:40,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 916 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-07 00:59:40,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-07 00:59:40,909 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:40,910 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-07 00:59:41,113 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-07 00:59:41,114 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-11-07 00:59:41,114 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 3] total 8 [2019-11-07 00:59:41,114 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988979920] [2019-11-07 00:59:41,115 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:59:41,115 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:41,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:59:41,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-07 00:59:41,116 INFO L87 Difference]: Start difference. First operand 2287 states and 2873 transitions. Second operand 3 states. [2019-11-07 00:59:41,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:41,248 INFO L93 Difference]: Finished difference Result 4061 states and 5175 transitions. [2019-11-07 00:59:41,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:59:41,248 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 150 [2019-11-07 00:59:41,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:41,261 INFO L225 Difference]: With dead ends: 4061 [2019-11-07 00:59:41,262 INFO L226 Difference]: Without dead ends: 2118 [2019-11-07 00:59:41,269 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 308 GetRequests, 300 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-07 00:59:41,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2118 states. [2019-11-07 00:59:41,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2118 to 1462. [2019-11-07 00:59:41,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1462 states. [2019-11-07 00:59:41,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1462 states and 1660 transitions. [2019-11-07 00:59:41,374 INFO L78 Accepts]: Start accepts. Automaton has 1462 states and 1660 transitions. Word has length 150 [2019-11-07 00:59:41,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:41,376 INFO L462 AbstractCegarLoop]: Abstraction has 1462 states and 1660 transitions. [2019-11-07 00:59:41,376 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:59:41,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 1660 transitions. [2019-11-07 00:59:41,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-07 00:59:41,384 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:41,385 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-07 00:59:41,590 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 00:59:41,590 INFO L410 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:41,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:41,591 INFO L82 PathProgramCache]: Analyzing trace with hash -2018968461, now seen corresponding path program 1 times [2019-11-07 00:59:41,591 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:41,591 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267361732] [2019-11-07 00:59:41,591 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:41,661 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-11-07 00:59:41,662 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267361732] [2019-11-07 00:59:41,662 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:41,662 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:59:41,663 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466153208] [2019-11-07 00:59:41,663 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:59:41,663 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:41,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:59:41,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:59:41,664 INFO L87 Difference]: Start difference. First operand 1462 states and 1660 transitions. Second operand 3 states. [2019-11-07 00:59:41,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:41,740 INFO L93 Difference]: Finished difference Result 1655 states and 1889 transitions. [2019-11-07 00:59:41,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:59:41,741 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2019-11-07 00:59:41,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:41,741 INFO L225 Difference]: With dead ends: 1655 [2019-11-07 00:59:41,742 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 00:59:41,745 INFO L630 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 [2019-11-07 00:59:41,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 00:59:41,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 00:59:41,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 00:59:41,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 00:59:41,746 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160 [2019-11-07 00:59:41,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:41,747 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 00:59:41,747 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:59:41,747 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 00:59:41,747 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 00:59:41,752 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 00:59:42,911 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 29 [2019-11-07 00:59:43,165 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 32 [2019-11-07 00:59:43,852 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 53 [2019-11-07 00:59:44,046 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-11-07 00:59:44,240 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 35 [2019-11-07 00:59:44,516 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 37 [2019-11-07 00:59:44,784 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 33 [2019-11-07 00:59:45,156 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 48 [2019-11-07 00:59:45,350 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-11-07 00:59:45,505 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 30 [2019-11-07 00:59:45,723 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 28 [2019-11-07 00:59:45,902 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 31 [2019-11-07 00:59:46,025 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 29 [2019-11-07 00:59:46,370 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 39 [2019-11-07 00:59:46,668 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 30 [2019-11-07 00:59:46,899 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 26 [2019-11-07 00:59:47,128 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 38 [2019-11-07 00:59:47,359 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 31 [2019-11-07 00:59:47,471 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2019-11-07 00:59:48,014 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 51 [2019-11-07 00:59:48,018 INFO L443 ceAbstractionStarter]: For program point L671(line 671) no Hoare annotation was computed. [2019-11-07 00:59:48,018 INFO L443 ceAbstractionStarter]: For program point L670-2(lines 670 691) no Hoare annotation was computed. [2019-11-07 00:59:48,018 INFO L443 ceAbstractionStarter]: For program point L692(lines 669 693) no Hoare annotation was computed. [2019-11-07 00:59:48,018 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 645 700) no Hoare annotation was computed. [2019-11-07 00:59:48,018 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 645 700) no Hoare annotation was computed. [2019-11-07 00:59:48,018 INFO L443 ceAbstractionStarter]: For program point L676(lines 676 680) no Hoare annotation was computed. [2019-11-07 00:59:48,018 INFO L443 ceAbstractionStarter]: For program point L676-1(lines 676 680) no Hoare annotation was computed. [2019-11-07 00:59:48,019 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 645 700) no Hoare annotation was computed. [2019-11-07 00:59:48,019 INFO L443 ceAbstractionStarter]: For program point L733(lines 733 737) no Hoare annotation was computed. [2019-11-07 00:59:48,019 INFO L443 ceAbstractionStarter]: For program point L733-1(lines 733 737) no Hoare annotation was computed. [2019-11-07 00:59:48,019 INFO L443 ceAbstractionStarter]: For program point L728(line 728) no Hoare annotation was computed. [2019-11-07 00:59:48,019 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 701 760) no Hoare annotation was computed. [2019-11-07 00:59:48,019 INFO L443 ceAbstractionStarter]: For program point L727-2(lines 727 752) no Hoare annotation was computed. [2019-11-07 00:59:48,019 INFO L443 ceAbstractionStarter]: For program point L753(lines 726 754) no Hoare annotation was computed. [2019-11-07 00:59:48,019 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 701 760) no Hoare annotation was computed. [2019-11-07 00:59:48,019 INFO L443 ceAbstractionStarter]: For program point L746(line 746) no Hoare annotation was computed. [2019-11-07 00:59:48,019 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 701 760) no Hoare annotation was computed. [2019-11-07 00:59:48,019 INFO L443 ceAbstractionStarter]: For program point L746-1(line 746) no Hoare annotation was computed. [2019-11-07 00:59:48,020 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 576 582) the Hoare annotation is: true [2019-11-07 00:59:48,020 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 576 582) no Hoare annotation was computed. [2019-11-07 00:59:48,020 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 583 591) no Hoare annotation was computed. [2019-11-07 00:59:48,020 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 583 591) the Hoare annotation is: true [2019-11-07 00:59:48,020 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 583 591) no Hoare annotation was computed. [2019-11-07 00:59:48,020 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 221 243) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:48,020 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 221 243) no Hoare annotation was computed. [2019-11-07 00:59:48,020 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 221 243) no Hoare annotation was computed. [2019-11-07 00:59:48,021 INFO L439 ceAbstractionStarter]: At program point L233(line 233) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-11-07 00:59:48,021 INFO L439 ceAbstractionStarter]: At program point L233-1(line 233) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-11-07 00:59:48,021 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 238) no Hoare annotation was computed. [2019-11-07 00:59:48,021 INFO L443 ceAbstractionStarter]: For program point L231-1(lines 231 238) no Hoare annotation was computed. [2019-11-07 00:59:48,021 INFO L443 ceAbstractionStarter]: For program point L229(line 229) no Hoare annotation was computed. [2019-11-07 00:59:48,021 INFO L439 ceAbstractionStarter]: At program point L228(line 228) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:48,022 INFO L439 ceAbstractionStarter]: At program point L227(line 227) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:48,022 INFO L439 ceAbstractionStarter]: At program point L227-1(line 227) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:48,022 INFO L443 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-11-07 00:59:48,022 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 174 197) no Hoare annotation was computed. [2019-11-07 00:59:48,022 INFO L443 ceAbstractionStarter]: For program point L191(line 191) no Hoare annotation was computed. [2019-11-07 00:59:48,022 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-07 00:59:48,022 INFO L443 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2019-11-07 00:59:48,023 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 174 197) no Hoare annotation was computed. [2019-11-07 00:59:48,023 INFO L443 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2019-11-07 00:59:48,023 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 174 197) no Hoare annotation was computed. [2019-11-07 00:59:48,023 INFO L443 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-07 00:59:48,023 INFO L443 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2019-11-07 00:59:48,023 INFO L443 ceAbstractionStarter]: For program point L185(line 185) no Hoare annotation was computed. [2019-11-07 00:59:48,023 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-07 00:59:48,023 INFO L443 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2019-11-07 00:59:48,024 INFO L443 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2019-11-07 00:59:48,024 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-07 00:59:48,024 INFO L443 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2019-11-07 00:59:48,024 INFO L443 ceAbstractionStarter]: For program point L179(line 179) no Hoare annotation was computed. [2019-11-07 00:59:48,024 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 542 556) no Hoare annotation was computed. [2019-11-07 00:59:48,024 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 542 556) the Hoare annotation is: (let ((.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (not (= ~methAndRunningLastTime~0 0)))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= |old(~systemActive~0)| 1))) (.cse2 (and (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse6 (or .cse1 .cse10 .cse11)) (.cse9 (= 0 ~systemActive~0)) (.cse8 (not (= |old(~systemActive~0)| 0))) (.cse4 (or (or .cse10 .cse7) .cse11))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5) (or .cse5 .cse6) (or (or .cse0 .cse3 .cse7) .cse2) (or .cse8 .cse9 .cse6) (or .cse9 .cse8 .cse4)))) [2019-11-07 00:59:48,024 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 542 556) no Hoare annotation was computed. [2019-11-07 00:59:48,025 INFO L439 ceAbstractionStarter]: At program point L548(line 548) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= |old(~systemActive~0)| 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse2 (and (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5) (or (or .cse4 .cse6) .cse5) (or (or .cse0 .cse3 .cse6) .cse2))) [2019-11-07 00:59:48,025 INFO L443 ceAbstractionStarter]: For program point L546(lines 546 552) no Hoare annotation was computed. [2019-11-07 00:59:48,025 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 478 486) no Hoare annotation was computed. [2019-11-07 00:59:48,025 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 478 486) the Hoare annotation is: true [2019-11-07 00:59:48,025 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 478 486) no Hoare annotation was computed. [2019-11-07 00:59:48,025 INFO L443 ceAbstractionStarter]: For program point L506(lines 506 514) no Hoare annotation was computed. [2019-11-07 00:59:48,025 INFO L443 ceAbstractionStarter]: For program point L506-2(lines 506 514) no Hoare annotation was computed. [2019-11-07 00:59:48,026 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 487 522) no Hoare annotation was computed. [2019-11-07 00:59:48,026 INFO L443 ceAbstractionStarter]: For program point L494(lines 494 502) no Hoare annotation was computed. [2019-11-07 00:59:48,026 INFO L443 ceAbstractionStarter]: For program point L494-2(lines 494 502) no Hoare annotation was computed. [2019-11-07 00:59:48,026 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 487 522) no Hoare annotation was computed. [2019-11-07 00:59:48,026 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-11-07 00:59:48,026 INFO L443 ceAbstractionStarter]: For program point L517-1(line 517) no Hoare annotation was computed. [2019-11-07 00:59:48,026 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 487 522) no Hoare annotation was computed. [2019-11-07 00:59:48,026 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 569 575) no Hoare annotation was computed. [2019-11-07 00:59:48,027 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 569 575) the Hoare annotation is: true [2019-11-07 00:59:48,027 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 599 644) no Hoare annotation was computed. [2019-11-07 00:59:48,027 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 599 644) no Hoare annotation was computed. [2019-11-07 00:59:48,027 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 599 644) no Hoare annotation was computed. [2019-11-07 00:59:48,027 INFO L443 ceAbstractionStarter]: For program point L926(lines 926 946) no Hoare annotation was computed. [2019-11-07 00:59:48,027 INFO L443 ceAbstractionStarter]: For program point L926-1(lines 926 946) no Hoare annotation was computed. [2019-11-07 00:59:48,027 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 912 957) no Hoare annotation was computed. [2019-11-07 00:59:48,027 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 912 957) no Hoare annotation was computed. [2019-11-07 00:59:48,027 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 912 957) no Hoare annotation was computed. [2019-11-07 00:59:48,028 INFO L443 ceAbstractionStarter]: For program point L932(lines 932 939) no Hoare annotation was computed. [2019-11-07 00:59:48,028 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 207 217) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:48,028 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 207 217) no Hoare annotation was computed. [2019-11-07 00:59:48,028 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 207 217) no Hoare annotation was computed. [2019-11-07 00:59:48,028 INFO L439 ceAbstractionStarter]: At program point L212(line 212) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:48,028 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 467 477) the Hoare annotation is: true [2019-11-07 00:59:48,029 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 467 477) no Hoare annotation was computed. [2019-11-07 00:59:48,029 INFO L446 ceAbstractionStarter]: At program point L472(line 472) the Hoare annotation is: true [2019-11-07 00:59:48,029 INFO L443 ceAbstractionStarter]: For program point L472-1(line 472) no Hoare annotation was computed. [2019-11-07 00:59:48,029 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 467 477) no Hoare annotation was computed. [2019-11-07 00:59:48,029 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 459 466) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) .cse2) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse1))) [2019-11-07 00:59:48,029 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 459 466) no Hoare annotation was computed. [2019-11-07 00:59:48,029 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 459 466) no Hoare annotation was computed. [2019-11-07 00:59:48,029 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2019-11-07 00:59:48,029 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2019-11-07 00:59:48,030 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2019-11-07 00:59:48,030 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2019-11-07 00:59:48,030 INFO L439 ceAbstractionStarter]: At program point L445(line 445) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (= ~pumpRunning~0 0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 (or .cse4 .cse5 .cse1 .cse6)) (or .cse0 .cse4 .cse1) (or .cse3 (or .cse5 .cse1 .cse6 .cse2)))) [2019-11-07 00:59:48,030 INFO L443 ceAbstractionStarter]: For program point L445-1(lines 426 450) no Hoare annotation was computed. [2019-11-07 00:59:48,030 INFO L439 ceAbstractionStarter]: At program point L440(line 440) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1 .cse2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse3 .cse1 .cse4 .cse2) (or .cse5 .cse3 .cse1 .cse4) (or .cse0 .cse5 .cse1))) [2019-11-07 00:59:48,030 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 426 450) no Hoare annotation was computed. [2019-11-07 00:59:48,031 INFO L439 ceAbstractionStarter]: At program point L436(line 436) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse4 .cse1 .cse5 .cse2) (or .cse6 .cse4 .cse1 .cse5) (or .cse0 .cse6 (and .cse3 (<= ~methaneLevelCritical~0 processEnvironment_~tmp~4)) .cse1))) [2019-11-07 00:59:48,031 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 426 450) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse0 .cse4 .cse3 .cse1) (or .cse5 (or .cse4 .cse6 .cse1 .cse7)) (or .cse5 (or .cse6 .cse1 .cse7 .cse2)))) [2019-11-07 00:59:48,031 INFO L443 ceAbstractionStarter]: For program point L434(lines 434 442) no Hoare annotation was computed. [2019-11-07 00:59:48,031 INFO L439 ceAbstractionStarter]: At program point L432(line 432) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse4 .cse1 .cse5 .cse2) (or .cse6 .cse4 .cse1 .cse5) (or .cse0 .cse6 .cse3 .cse1))) [2019-11-07 00:59:48,031 INFO L443 ceAbstractionStarter]: For program point L432-1(line 432) no Hoare annotation was computed. [2019-11-07 00:59:48,031 INFO L443 ceAbstractionStarter]: For program point L430(lines 430 447) no Hoare annotation was computed. [2019-11-07 00:59:48,031 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 392 398) no Hoare annotation was computed. [2019-11-07 00:59:48,032 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 392 398) the Hoare annotation is: true [2019-11-07 00:59:48,032 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 296 361) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:48,032 INFO L439 ceAbstractionStarter]: At program point L351(lines 306 353) the Hoare annotation is: (let ((.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse0 (= 1 ~systemActive~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse3 .cse4 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse5 .cse1 .cse3 .cse4) (and .cse0 .cse7 (not (= 1 ~waterLevel~0)) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse1 .cse2 .cse3 .cse4 .cse6) (and .cse0 .cse7 .cse5 .cse1 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-11-07 00:59:48,032 INFO L439 ceAbstractionStarter]: At program point L318(line 318) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 .cse1 .cse3 .cse4 .cse6) (and .cse0 .cse5 .cse1 .cse3 .cse4) (and (and .cse1 .cse3) .cse2 .cse4 .cse6) (and .cse0 .cse7 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse7 .cse5 .cse1 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-11-07 00:59:48,032 INFO L443 ceAbstractionStarter]: For program point L316(lines 316 322) no Hoare annotation was computed. [2019-11-07 00:59:48,033 INFO L443 ceAbstractionStarter]: For program point L316-1(lines 316 322) no Hoare annotation was computed. [2019-11-07 00:59:48,033 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 296 361) no Hoare annotation was computed. [2019-11-07 00:59:48,033 INFO L443 ceAbstractionStarter]: For program point L308(lines 308 312) no Hoare annotation was computed. [2019-11-07 00:59:48,033 INFO L439 ceAbstractionStarter]: At program point L354(lines 305 355) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:48,033 INFO L439 ceAbstractionStarter]: At program point L344(line 344) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 1 ~pumpRunning~0)) (.cse3 (= 0 test_~splverifierCounter~0)) (.cse4 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse5 .cse6) (and .cse2 .cse3 .cse5 .cse6) (and .cse0 .cse1 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-11-07 00:59:48,033 INFO L443 ceAbstractionStarter]: For program point L342(lines 342 348) no Hoare annotation was computed. [2019-11-07 00:59:48,034 INFO L439 ceAbstractionStarter]: At program point L342-1(lines 336 349) the Hoare annotation is: (let ((.cse7 (= 0 ~systemActive~0)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 1 ~pumpRunning~0)) (.cse3 (= 0 test_~splverifierCounter~0)) (.cse4 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse3 .cse4 .cse5 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse3 .cse4 .cse5) .cse7) (and (and .cse2 .cse3 .cse5) .cse7) (and .cse0 .cse2 .cse3 .cse5 .cse6) (and .cse0 .cse1 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-11-07 00:59:48,034 INFO L443 ceAbstractionStarter]: For program point L307(lines 306 353) no Hoare annotation was computed. [2019-11-07 00:59:48,034 INFO L443 ceAbstractionStarter]: For program point L336(lines 336 349) no Hoare annotation was computed. [2019-11-07 00:59:48,034 INFO L439 ceAbstractionStarter]: At program point L328(line 328) the Hoare annotation is: (let ((.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse0 (= 1 ~systemActive~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse3 .cse4 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse5 .cse1 .cse3 .cse4) (and .cse0 .cse7 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse1 .cse2 .cse3 .cse4 .cse6) (and .cse0 .cse7 .cse5 .cse1 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-11-07 00:59:48,034 INFO L443 ceAbstractionStarter]: For program point L326(lines 326 332) no Hoare annotation was computed. [2019-11-07 00:59:48,034 INFO L443 ceAbstractionStarter]: For program point L326-1(lines 326 332) no Hoare annotation was computed. [2019-11-07 00:59:48,034 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 296 361) no Hoare annotation was computed. [2019-11-07 00:59:48,034 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 866 911) no Hoare annotation was computed. [2019-11-07 00:59:48,035 INFO L443 ceAbstractionStarter]: For program point L886(lines 886 893) no Hoare annotation was computed. [2019-11-07 00:59:48,035 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 866 911) no Hoare annotation was computed. [2019-11-07 00:59:48,035 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 866 911) no Hoare annotation was computed. [2019-11-07 00:59:48,035 INFO L443 ceAbstractionStarter]: For program point L880(lines 880 900) no Hoare annotation was computed. [2019-11-07 00:59:48,035 INFO L443 ceAbstractionStarter]: For program point L880-1(lines 880 900) no Hoare annotation was computed. [2019-11-07 00:59:48,035 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 256 284) the Hoare annotation is: (let ((.cse7 (= ~waterLevel~0 1))) (let ((.cse8 (not (= ~systemActive~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not .cse7)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (not (<= 1 ~pumpRunning~0)) .cse6 .cse7 .cse1 .cse2 .cse4) (or .cse6 .cse0 .cse8 .cse1 .cse3 .cse4) (or .cse0 .cse8 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse1 .cse2 .cse3 .cse4)))) [2019-11-07 00:59:48,036 INFO L439 ceAbstractionStarter]: At program point L271(line 271) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (or .cse1 .cse2)) (or (or .cse1 .cse3) .cse4) (or .cse1 .cse2 .cse3) (or .cse5 .cse2 .cse3) (or (or .cse0 .cse1) .cse4) (or .cse5 .cse0 (= ~waterLevel~0 1) .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))))) [2019-11-07 00:59:48,036 INFO L443 ceAbstractionStarter]: For program point L269(lines 269 275) no Hoare annotation was computed. [2019-11-07 00:59:48,036 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 278) no Hoare annotation was computed. [2019-11-07 00:59:48,036 INFO L439 ceAbstractionStarter]: At program point L266(line 266) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 1))) (let ((.cse7 (not (= ~systemActive~0 0))) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse9 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse4 (not (= ~systemActive~0 1))) (.cse8 (not .cse2)) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 .cse7 .cse3 .cse8 .cse5) (or (or .cse6 .cse9) .cse7) (or .cse6 .cse4 .cse9) (or .cse0 .cse4 .cse9) (or .cse1 .cse6 .cse3 .cse4 .cse8 .cse5)))) [2019-11-07 00:59:48,036 INFO L443 ceAbstractionStarter]: For program point L266-1(line 266) no Hoare annotation was computed. [2019-11-07 00:59:48,036 INFO L443 ceAbstractionStarter]: For program point L264(lines 264 281) no Hoare annotation was computed. [2019-11-07 00:59:48,036 INFO L443 ceAbstractionStarter]: For program point L264-1(lines 256 284) no Hoare annotation was computed. [2019-11-07 00:59:48,037 INFO L439 ceAbstractionStarter]: At program point L262(line 262) the Hoare annotation is: (let ((.cse7 (= ~waterLevel~0 1))) (let ((.cse8 (not (= ~systemActive~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not .cse7)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (not (<= 1 ~pumpRunning~0)) .cse6 .cse7 .cse1 .cse2 .cse4) (or .cse6 .cse0 .cse8 .cse1 .cse3 .cse4) (or .cse0 .cse8 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse1 .cse2 .cse3 .cse4)))) [2019-11-07 00:59:48,037 INFO L443 ceAbstractionStarter]: For program point L262-1(line 262) no Hoare annotation was computed. [2019-11-07 00:59:48,037 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 256 284) no Hoare annotation was computed. [2019-11-07 00:59:48,037 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2019-11-07 00:59:48,037 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 110) no Hoare annotation was computed. [2019-11-07 00:59:48,037 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2019-11-07 00:59:48,037 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2019-11-07 00:59:48,037 INFO L443 ceAbstractionStarter]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2019-11-07 00:59:48,038 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 248 255) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methAndRunningLastTime~0) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2019-11-07 00:59:48,038 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 248 255) no Hoare annotation was computed. [2019-11-07 00:59:48,038 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 248 255) no Hoare annotation was computed. [2019-11-07 00:59:48,038 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 559 568) no Hoare annotation was computed. [2019-11-07 00:59:48,038 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 559 568) no Hoare annotation was computed. [2019-11-07 00:59:48,038 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 559 568) no Hoare annotation was computed. [2019-11-07 00:59:48,038 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 763 865) no Hoare annotation was computed. [2019-11-07 00:59:48,038 INFO L443 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2019-11-07 00:59:48,039 INFO L443 ceAbstractionStarter]: For program point L828-1(line 828) no Hoare annotation was computed. [2019-11-07 00:59:48,039 INFO L443 ceAbstractionStarter]: For program point L787(lines 787 791) no Hoare annotation was computed. [2019-11-07 00:59:48,039 INFO L443 ceAbstractionStarter]: For program point L851(lines 851 862) no Hoare annotation was computed. [2019-11-07 00:59:48,039 INFO L443 ceAbstractionStarter]: For program point L814(lines 814 818) no Hoare annotation was computed. [2019-11-07 00:59:48,039 INFO L443 ceAbstractionStarter]: For program point L812-2(lines 812 832) no Hoare annotation was computed. [2019-11-07 00:59:48,039 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 763 865) no Hoare annotation was computed. [2019-11-07 00:59:48,039 INFO L443 ceAbstractionStarter]: For program point L833(lines 811 834) no Hoare annotation was computed. [2019-11-07 00:59:48,039 INFO L443 ceAbstractionStarter]: For program point L792(lines 792 808) no Hoare annotation was computed. [2019-11-07 00:59:48,039 INFO L443 ceAbstractionStarter]: For program point L852(lines 852 859) no Hoare annotation was computed. [2019-11-07 00:59:48,040 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 763 865) no Hoare annotation was computed. [2019-11-07 00:59:48,040 INFO L443 ceAbstractionStarter]: For program point L813(lines 812 832) no Hoare annotation was computed. [2019-11-07 00:59:48,040 INFO L443 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2019-11-07 00:59:48,040 INFO L443 ceAbstractionStarter]: For program point L844-1(line 844) no Hoare annotation was computed. [2019-11-07 00:59:48,040 INFO L443 ceAbstractionStarter]: For program point L809(lines 809 850) no Hoare annotation was computed. [2019-11-07 00:59:48,040 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:59:48,040 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-11-07 00:59:48,040 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:59:48,040 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 451 458) no Hoare annotation was computed. [2019-11-07 00:59:48,041 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 451 458) no Hoare annotation was computed. [2019-11-07 00:59:48,041 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 451 458) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))))) [2019-11-07 00:59:48,041 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 117 125) no Hoare annotation was computed. [2019-11-07 00:59:48,041 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2019-11-07 00:59:48,041 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2019-11-07 00:59:48,041 INFO L443 ceAbstractionStarter]: For program point L530-1(line 530) no Hoare annotation was computed. [2019-11-07 00:59:48,041 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 523 541) no Hoare annotation was computed. [2019-11-07 00:59:48,041 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 523 541) the Hoare annotation is: true [2019-11-07 00:59:48,042 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 523 541) no Hoare annotation was computed. [2019-11-07 00:59:48,042 INFO L443 ceAbstractionStarter]: For program point L532(lines 532 536) no Hoare annotation was computed. [2019-11-07 00:59:48,042 INFO L446 ceAbstractionStarter]: At program point L530(line 530) the Hoare annotation is: true [2019-11-07 00:59:48,042 INFO L443 ceAbstractionStarter]: For program point L532-2(lines 532 536) no Hoare annotation was computed. [2019-11-07 00:59:48,042 INFO L443 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2019-11-07 00:59:48,042 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse7 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse8 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse5 (not (= ~systemActive~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4)) (or .cse5 .cse6 (or .cse7 .cse1 .cse3)) (or .cse6 (or .cse8 .cse7 .cse2)) (or .cse6 (or .cse7 .cse1 .cse2 .cse3)) (or .cse8 .cse0 .cse2 .cse3 .cse4) (or (or .cse1 .cse3 .cse4) .cse0 .cse5))) [2019-11-07 00:59:48,042 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2019-11-07 00:59:48,042 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:59:48,042 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-07 00:59:48,043 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:59:48,043 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2019-11-07 00:59:48,043 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2019-11-07 00:59:48,043 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2019-11-07 00:59:48,043 INFO L439 ceAbstractionStarter]: At program point L381(line 381) the Hoare annotation is: (let ((.cse9 (= 0 ~methAndRunningLastTime~0))) (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (= 1 ~waterLevel~0)) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse0 (and (= ~pumpRunning~0 0) .cse9)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse11 (not (= ~systemActive~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4)) (or .cse2 .cse5 .cse3 .cse6 .cse4 .cse7) (or (or .cse8 .cse1 .cse3 .cse4) .cse9) (or .cse10 (or .cse8 .cse1 .cse3)) (or .cse11 (or .cse1 .cse2)) (or .cse1 .cse2 .cse5 .cse3 .cse6 .cse4) (or .cse0 (or .cse2 .cse3 .cse4 .cse7)) (or .cse10 (or .cse8 .cse3 .cse7)) (or (or .cse2 .cse7) .cse11)))) [2019-11-07 00:59:48,044 INFO L439 ceAbstractionStarter]: At program point L379(lines 379 385) the Hoare annotation is: (let ((.cse11 (= 1 ~waterLevel~0)) (.cse12 (= 0 ~methAndRunningLastTime~0))) (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 0))) (.cse9 (and .cse11 .cse12)) (.cse10 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse8 (and (<= 1 ~pumpRunning~0) (not .cse11) .cse12)) (.cse0 (= ~pumpRunning~0 0)) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (or .cse1 .cse2 .cse3)) (or (or .cse4 .cse3) .cse5 .cse0) (or .cse0 .cse5 (or .cse6 .cse4)) (or .cse0 (or .cse1 .cse6 .cse2)) (or .cse0 (or .cse4 .cse2 .cse7 .cse3) .cse8) (or .cse6 .cse4 .cse5 .cse9 .cse10 .cse7) (or .cse4 .cse5 .cse9 .cse10 .cse7 .cse3) (or .cse6 .cse4 .cse9 .cse2 .cse10 .cse7) (or .cse4 .cse9 .cse2 .cse10 .cse7 .cse3) (or .cse8 .cse0 (or .cse6 .cse4 .cse2 .cse7))))) [2019-11-07 00:59:48,044 INFO L439 ceAbstractionStarter]: At program point L374(line 374) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= ~systemActive~0 0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (or .cse4 .cse5 .cse1 .cse2) (= 0 ~methAndRunningLastTime~0)) (or .cse6 (or .cse4 .cse5 .cse1)) (or .cse7 (or .cse5 .cse0)) (or .cse6 (or .cse4 .cse1 .cse3)) (or (or .cse0 .cse3) .cse7) (or .cse5 .cse0 .cse1 .cse2))) [2019-11-07 00:59:48,044 INFO L443 ceAbstractionStarter]: For program point L372(lines 371 390) no Hoare annotation was computed. [2019-11-07 00:59:48,044 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 368 391) the Hoare annotation is: (let ((.cse11 (= ~pumpRunning~0 0)) (.cse6 (= 0 ~methAndRunningLastTime~0))) (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (and .cse11 .cse6)) (.cse12 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse10 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (= ~systemActive~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 0))) (.cse3 (= 1 ~waterLevel~0)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse9 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse2 .cse6 (or .cse0 .cse1 .cse5)) (or .cse7 (or .cse0 .cse1 .cse8 .cse5)) (or .cse1 .cse3 .cse8 .cse4 .cse5 .cse9) (or (or .cse10 .cse0 .cse8 .cse5) .cse6) (or (or .cse1 .cse9) .cse2 .cse11) (or .cse12 (or .cse10 .cse0 .cse8)) (or .cse11 .cse2 (or .cse0 .cse1)) (or .cse0 .cse1 .cse3 .cse8 .cse4 .cse5) (or .cse7 (or .cse1 .cse8 .cse5 .cse9)) (or .cse12 (or .cse10 .cse8 .cse9)) (or .cse1 .cse2 (and .cse3 .cse6) .cse4 .cse5 .cse9)))) [2019-11-07 00:59:48,044 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 368 391) no Hoare annotation was computed. [2019-11-07 00:59:48,044 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 368 391) no Hoare annotation was computed. [2019-11-07 00:59:48,045 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 143 172) no Hoare annotation was computed. [2019-11-07 00:59:48,045 INFO L443 ceAbstractionStarter]: For program point L157(lines 157 161) no Hoare annotation was computed. [2019-11-07 00:59:48,045 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 143 172) the Hoare annotation is: true [2019-11-07 00:59:48,045 INFO L446 ceAbstractionStarter]: At program point L157-1(lines 157 161) the Hoare annotation is: true [2019-11-07 00:59:48,045 INFO L443 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-07 00:59:48,045 INFO L446 ceAbstractionStarter]: At program point L153-2(lines 153 167) the Hoare annotation is: true [2019-11-07 00:59:48,045 INFO L446 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: true [2019-11-07 00:59:48,045 INFO L443 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2019-11-07 00:59:48,045 INFO L446 ceAbstractionStarter]: At program point L168(lines 143 172) the Hoare annotation is: true [2019-11-07 00:59:48,045 INFO L443 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2019-11-07 00:59:48,046 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2019-11-07 00:59:48,046 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2019-11-07 00:59:48,046 INFO L443 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2019-11-07 00:59:48,046 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 198 204) no Hoare annotation was computed. [2019-11-07 00:59:48,046 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 198 204) the Hoare annotation is: true [2019-11-07 00:59:48,046 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:59:48,046 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) (= 0 ~methAndRunningLastTime~0)) [2019-11-07 00:59:48,046 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 00:59:48,047 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:59:48,047 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 400 424) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse2 (or (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse0 .cse4)) (or .cse2 (or .cse3 .cse0 .cse4 .cse1)))) [2019-11-07 00:59:48,047 INFO L439 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~3) (= ~pumpRunning~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (or .cse2 .cse0 .cse3 .cse1) .cse4) (or .cse4 (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse0 .cse3)))) [2019-11-07 00:59:48,047 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 400 424) no Hoare annotation was computed. [2019-11-07 00:59:48,047 INFO L439 ceAbstractionStarter]: At program point L410(line 410) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (and (not (= 1 ~waterLevel~0)) (= ~pumpRunning~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (or .cse2 .cse0 .cse3 .cse1) .cse4) (or .cse4 (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse0 .cse3)))) [2019-11-07 00:59:48,047 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 416) no Hoare annotation was computed. [2019-11-07 00:59:48,048 INFO L439 ceAbstractionStarter]: At program point L406(line 406) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 (or (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse0 .cse4)) (or .cse2 (or .cse3 .cse0 .cse4 .cse1)))) [2019-11-07 00:59:48,048 INFO L443 ceAbstractionStarter]: For program point L406-1(line 406) no Hoare annotation was computed. [2019-11-07 00:59:48,048 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 421) no Hoare annotation was computed. [2019-11-07 00:59:48,048 INFO L439 ceAbstractionStarter]: At program point L419(line 419) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse2 .cse0 .cse3 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse0 .cse3))) [2019-11-07 00:59:48,048 INFO L443 ceAbstractionStarter]: For program point L419-1(lines 400 424) no Hoare annotation was computed. [2019-11-07 00:59:48,048 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2019-11-07 00:59:48,048 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2019-11-07 00:59:48,048 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= ~systemActive~0 0))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (= 1 ~waterLevel~0)) (.cse6 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse2 .cse6 .cse3 .cse4 .cse5) (or .cse7 .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse7 .cse0 .cse2 .cse6 .cse3 .cse4))) [2019-11-07 00:59:48,049 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 286 293) no Hoare annotation was computed. [2019-11-07 00:59:48,049 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 290) no Hoare annotation was computed. [2019-11-07 00:59:48,049 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 286 293) the Hoare annotation is: true [2019-11-07 00:59:48,049 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 286 293) no Hoare annotation was computed. [2019-11-07 00:59:48,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 12:59:48 BoogieIcfgContainer [2019-11-07 00:59:48,064 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 00:59:48,066 INFO L168 Benchmark]: Toolchain (without parser) took 16957.08 ms. Allocated memory was 146.8 MB in the beginning and 533.7 MB in the end (delta: 386.9 MB). Free memory was 102.9 MB in the beginning and 391.9 MB in the end (delta: -289.1 MB). Peak memory consumption was 404.4 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:48,067 INFO L168 Benchmark]: CDTParser took 1.13 ms. Allocated memory is still 146.8 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-07 00:59:48,068 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.69 ms. Allocated memory was 146.8 MB in the beginning and 205.5 MB in the end (delta: 58.7 MB). Free memory was 102.6 MB in the beginning and 171.9 MB in the end (delta: -69.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:48,069 INFO L168 Benchmark]: Boogie Preprocessor took 98.31 ms. Allocated memory is still 205.5 MB. Free memory was 171.9 MB in the beginning and 168.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:48,070 INFO L168 Benchmark]: RCFGBuilder took 1163.05 ms. Allocated memory was 205.5 MB in the beginning and 233.8 MB in the end (delta: 28.3 MB). Free memory was 168.0 MB in the beginning and 191.5 MB in the end (delta: -23.5 MB). Peak memory consumption was 79.5 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:48,070 INFO L168 Benchmark]: TraceAbstraction took 15009.57 ms. Allocated memory was 233.8 MB in the beginning and 533.7 MB in the end (delta: 299.9 MB). Free memory was 191.5 MB in the beginning and 399.6 MB in the end (delta: -208.1 MB). Peak memory consumption was 406.1 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:48,074 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.13 ms. Allocated memory is still 146.8 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 681.69 ms. Allocated memory was 146.8 MB in the beginning and 205.5 MB in the end (delta: 58.7 MB). Free memory was 102.6 MB in the beginning and 171.9 MB in the end (delta: -69.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.31 ms. Allocated memory is still 205.5 MB. Free memory was 171.9 MB in the beginning and 168.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1163.05 ms. Allocated memory was 205.5 MB in the beginning and 233.8 MB in the end (delta: 28.3 MB). Free memory was 168.0 MB in the beginning and 191.5 MB in the end (delta: -23.5 MB). Peak memory consumption was 79.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15009.57 ms. Allocated memory was 233.8 MB in the beginning and 533.7 MB in the end (delta: 299.9 MB). Free memory was 191.5 MB in the beginning and 399.6 MB in the end (delta: -208.1 MB). Peak memory consumption was 406.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 290]: 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: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: (((((((((((((1 == systemActive && 0 == splverifierCounter) && 1 <= methaneLevelCritical) && pumpRunning == 0) && 0 == methAndRunningLastTime) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 0 == systemActive)) || !(0 == \old(pumpRunning))) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || ((((1 == systemActive && 1 <= pumpRunning) && !(1 == waterLevel)) && 0 == splverifierCounter) && 1 <= methaneLevelCritical)) || !(\old(systemActive) == 1)) || ((((0 == splverifierCounter && 1 <= methaneLevelCritical) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 0 == systemActive)) || ((((1 == systemActive && 1 <= pumpRunning) && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 236 locations, 1 error locations. Result: SAFE, OverallTime: 14.9s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 3.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.2s, HoareTripleCheckerStatistics: 2134 SDtfs, 987 SDslu, 4574 SDs, 0 SdLazy, 1145 SolverSat, 132 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 704 GetRequests, 626 SyntacticMatches, 7 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2467occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 12 MinimizatonAttempts, 972 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 4749 PreInvPairs, 4843 NumberOfFragments, 3337 HoareAnnotationTreeSize, 4749 FomulaSimplifications, 6205 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 62 FomulaSimplificationsInter, 10497 FormulaSimplificationTreeSizeReductionInter, 5.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 1403 NumberOfCodeBlocks, 1403 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1687 ConstructedInterpolants, 0 QuantifiedInterpolants, 314105 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1828 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 16 InterpolantComputations, 12 PerfectInterpolantSequences, 323/339 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...