java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 16:36:05,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 16:36:05,979 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 16:36:05,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 16:36:05,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 16:36:05,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 16:36:05,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 16:36:05,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 16:36:06,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 16:36:06,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 16:36:06,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 16:36:06,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 16:36:06,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 16:36:06,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 16:36:06,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 16:36:06,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 16:36:06,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 16:36:06,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 16:36:06,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 16:36:06,012 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 16:36:06,014 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 16:36:06,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 16:36:06,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 16:36:06,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 16:36:06,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 16:36:06,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 16:36:06,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 16:36:06,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 16:36:06,025 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 16:36:06,026 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 16:36:06,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 16:36:06,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 16:36:06,028 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 16:36:06,029 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 16:36:06,030 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 16:36:06,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 16:36:06,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 16:36:06,031 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 16:36:06,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 16:36:06,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 16:36:06,036 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 16:36:06,036 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 [2019-09-16 16:36:06,057 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 16:36:06,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 16:36:06,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 16:36:06,058 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 16:36:06,058 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 16:36:06,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 16:36:06,059 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 16:36:06,059 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 16:36:06,061 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 16:36:06,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 16:36:06,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 16:36:06,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 16:36:06,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 16:36:06,062 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 16:36:06,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 16:36:06,063 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 16:36:06,063 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 16:36:06,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 16:36:06,064 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 16:36:06,065 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 16:36:06,065 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 16:36:06,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:36:06,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 16:36:06,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 16:36:06,066 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 16:36:06,066 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 16:36:06,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 16:36:06,067 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 16:36:06,067 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 16:36:06,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 16:36:06,132 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 16:36:06,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 16:36:06,137 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 16:36:06,138 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 16:36:06,138 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product53.cil.c [2019-09-16 16:36:06,213 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd46184ca/a99b919d4e5b4f4da85b87143b714c8e/FLAG121f6e1f1 [2019-09-16 16:36:06,717 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 16:36:06,717 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product53.cil.c [2019-09-16 16:36:06,728 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd46184ca/a99b919d4e5b4f4da85b87143b714c8e/FLAG121f6e1f1 [2019-09-16 16:36:07,047 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd46184ca/a99b919d4e5b4f4da85b87143b714c8e [2019-09-16 16:36:07,057 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 16:36:07,058 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 16:36:07,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 16:36:07,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 16:36:07,063 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 16:36:07,064 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:36:07" (1/1) ... [2019-09-16 16:36:07,066 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d3a178f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:07, skipping insertion in model container [2019-09-16 16:36:07,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:36:07" (1/1) ... [2019-09-16 16:36:07,074 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 16:36:07,126 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 16:36:07,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:36:07,654 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 16:36:07,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:36:07,791 INFO L192 MainTranslator]: Completed translation [2019-09-16 16:36:07,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:07 WrapperNode [2019-09-16 16:36:07,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 16:36:07,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 16:36:07,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 16:36:07,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 16:36:07,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:07" (1/1) ... [2019-09-16 16:36:07,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:07" (1/1) ... [2019-09-16 16:36:07,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:07" (1/1) ... [2019-09-16 16:36:07,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:07" (1/1) ... [2019-09-16 16:36:07,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:07" (1/1) ... [2019-09-16 16:36:07,864 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:07" (1/1) ... [2019-09-16 16:36:07,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:07" (1/1) ... [2019-09-16 16:36:07,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 16:36:07,877 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 16:36:07,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 16:36:07,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 16:36:07,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:07" (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 [2019-09-16 16:36:07,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 16:36:07,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 16:36:07,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 16:36:07,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 16:36:07,946 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 16:36:07,946 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 16:36:07,946 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 16:36:07,947 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 16:36:07,947 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 16:36:07,947 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 16:36:07,947 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 16:36:07,947 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 16:36:07,947 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-16 16:36:07,948 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 16:36:07,948 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 16:36:07,948 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 16:36:07,948 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 16:36:07,948 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 16:36:07,948 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 16:36:07,949 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 16:36:07,949 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 16:36:07,949 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 16:36:07,949 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 16:36:07,949 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 16:36:07,949 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 16:36:07,950 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 16:36:07,950 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 16:36:07,950 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 16:36:07,950 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 16:36:07,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-16 16:36:07,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 16:36:07,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 16:36:07,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 16:36:07,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 16:36:07,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 16:36:07,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 16:36:07,951 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 16:36:07,951 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 16:36:07,952 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 16:36:07,952 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 16:36:07,952 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 16:36:07,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 16:36:07,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 16:36:07,952 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 16:36:07,953 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 16:36:07,953 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 16:36:07,953 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 16:36:07,953 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 16:36:07,953 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 16:36:07,953 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 16:36:07,953 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 16:36:07,954 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 16:36:07,954 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 16:36:07,954 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 16:36:07,954 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 16:36:07,954 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 16:36:07,954 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 16:36:07,954 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 16:36:07,955 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 16:36:07,955 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 16:36:07,955 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 16:36:07,955 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 16:36:07,955 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 16:36:07,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-16 16:36:07,956 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 16:36:07,956 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 16:36:07,956 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 16:36:07,956 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 16:36:07,956 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 16:36:07,956 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-16 16:36:07,956 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 16:36:07,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 16:36:07,957 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 16:36:07,957 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 16:36:07,957 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 16:36:07,957 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 16:36:07,957 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 16:36:07,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 16:36:07,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 16:36:07,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 16:36:07,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 16:36:07,958 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 16:36:07,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 16:36:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 16:36:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 16:36:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 16:36:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 16:36:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 16:36:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 16:36:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 16:36:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 16:36:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 16:36:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 16:36:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 16:36:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 16:36:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 16:36:09,006 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 16:36:09,006 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 16:36:09,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:36:09 BoogieIcfgContainer [2019-09-16 16:36:09,008 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 16:36:09,009 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 16:36:09,009 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 16:36:09,013 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 16:36:09,013 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 04:36:07" (1/3) ... [2019-09-16 16:36:09,014 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70317daf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:36:09, skipping insertion in model container [2019-09-16 16:36:09,014 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:07" (2/3) ... [2019-09-16 16:36:09,015 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70317daf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:36:09, skipping insertion in model container [2019-09-16 16:36:09,015 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:36:09" (3/3) ... [2019-09-16 16:36:09,017 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product53.cil.c [2019-09-16 16:36:09,026 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 16:36:09,037 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 16:36:09,053 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 16:36:09,080 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-16 16:36:09,081 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 16:36:09,081 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-16 16:36:09,081 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 16:36:09,081 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 16:36:09,081 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 16:36:09,081 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 16:36:09,082 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 16:36:09,082 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 16:36:09,102 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states. [2019-09-16 16:36:09,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-16 16:36:09,113 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:09,114 INFO L407 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] [2019-09-16 16:36:09,116 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:09,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:09,121 INFO L82 PathProgramCache]: Analyzing trace with hash 1930033303, now seen corresponding path program 1 times [2019-09-16 16:36:09,123 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:09,123 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:09,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:09,181 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:09,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:09,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:09,467 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:09,467 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-16 16:36:09,472 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-16 16:36:09,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-16 16:36:09,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:36:09,492 INFO L87 Difference]: Start difference. First operand 192 states. Second operand 2 states. [2019-09-16 16:36:09,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:09,555 INFO L93 Difference]: Finished difference Result 298 states and 371 transitions. [2019-09-16 16:36:09,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-16 16:36:09,556 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2019-09-16 16:36:09,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:09,569 INFO L225 Difference]: With dead ends: 298 [2019-09-16 16:36:09,570 INFO L226 Difference]: Without dead ends: 149 [2019-09-16 16:36:09,574 INFO L636 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 [2019-09-16 16:36:09,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2019-09-16 16:36:09,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2019-09-16 16:36:09,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2019-09-16 16:36:09,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 177 transitions. [2019-09-16 16:36:09,630 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 177 transitions. Word has length 52 [2019-09-16 16:36:09,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:09,631 INFO L475 AbstractCegarLoop]: Abstraction has 149 states and 177 transitions. [2019-09-16 16:36:09,631 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-16 16:36:09,631 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 177 transitions. [2019-09-16 16:36:09,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-09-16 16:36:09,635 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:09,635 INFO L407 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] [2019-09-16 16:36:09,636 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:09,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:09,636 INFO L82 PathProgramCache]: Analyzing trace with hash -1692135718, now seen corresponding path program 1 times [2019-09-16 16:36:09,636 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:09,636 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:09,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:09,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:09,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:09,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:09,778 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:09,778 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:36:09,780 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:36:09,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:36:09,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:36:09,780 INFO L87 Difference]: Start difference. First operand 149 states and 177 transitions. Second operand 3 states. [2019-09-16 16:36:09,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:09,804 INFO L93 Difference]: Finished difference Result 247 states and 293 transitions. [2019-09-16 16:36:09,804 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:36:09,804 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-09-16 16:36:09,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:09,807 INFO L225 Difference]: With dead ends: 247 [2019-09-16 16:36:09,807 INFO L226 Difference]: Without dead ends: 140 [2019-09-16 16:36:09,809 INFO L636 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 [2019-09-16 16:36:09,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2019-09-16 16:36:09,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2019-09-16 16:36:09,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-09-16 16:36:09,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 165 transitions. [2019-09-16 16:36:09,824 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 165 transitions. Word has length 53 [2019-09-16 16:36:09,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:09,825 INFO L475 AbstractCegarLoop]: Abstraction has 140 states and 165 transitions. [2019-09-16 16:36:09,825 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:36:09,825 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 165 transitions. [2019-09-16 16:36:09,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-09-16 16:36:09,827 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:09,828 INFO L407 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] [2019-09-16 16:36:09,828 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:09,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:09,828 INFO L82 PathProgramCache]: Analyzing trace with hash 1292389066, now seen corresponding path program 1 times [2019-09-16 16:36:09,828 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:09,829 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:09,831 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:09,831 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:09,831 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:09,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:10,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:10,020 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:10,020 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:36:10,021 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:36:10,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:36:10,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:36:10,022 INFO L87 Difference]: Start difference. First operand 140 states and 165 transitions. Second operand 7 states. [2019-09-16 16:36:10,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:10,437 INFO L93 Difference]: Finished difference Result 256 states and 307 transitions. [2019-09-16 16:36:10,439 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 16:36:10,440 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-09-16 16:36:10,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:10,444 INFO L225 Difference]: With dead ends: 256 [2019-09-16 16:36:10,444 INFO L226 Difference]: Without dead ends: 140 [2019-09-16 16:36:10,446 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-09-16 16:36:10,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2019-09-16 16:36:10,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2019-09-16 16:36:10,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-09-16 16:36:10,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 164 transitions. [2019-09-16 16:36:10,470 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 164 transitions. Word has length 57 [2019-09-16 16:36:10,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:10,470 INFO L475 AbstractCegarLoop]: Abstraction has 140 states and 164 transitions. [2019-09-16 16:36:10,470 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:36:10,471 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 164 transitions. [2019-09-16 16:36:10,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-09-16 16:36:10,474 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:10,474 INFO L407 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] [2019-09-16 16:36:10,474 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:10,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:10,475 INFO L82 PathProgramCache]: Analyzing trace with hash 875217030, now seen corresponding path program 1 times [2019-09-16 16:36:10,475 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:10,475 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:10,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:10,479 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:10,479 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:10,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:10,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:10,611 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:10,612 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 16:36:10,612 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 16:36:10,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 16:36:10,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 16:36:10,613 INFO L87 Difference]: Start difference. First operand 140 states and 164 transitions. Second operand 5 states. [2019-09-16 16:36:11,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:11,258 INFO L93 Difference]: Finished difference Result 370 states and 449 transitions. [2019-09-16 16:36:11,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-16 16:36:11,258 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 75 [2019-09-16 16:36:11,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:11,265 INFO L225 Difference]: With dead ends: 370 [2019-09-16 16:36:11,265 INFO L226 Difference]: Without dead ends: 254 [2019-09-16 16:36:11,267 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:36:11,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2019-09-16 16:36:11,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 236. [2019-09-16 16:36:11,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2019-09-16 16:36:11,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 269 transitions. [2019-09-16 16:36:11,312 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 269 transitions. Word has length 75 [2019-09-16 16:36:11,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:11,312 INFO L475 AbstractCegarLoop]: Abstraction has 236 states and 269 transitions. [2019-09-16 16:36:11,312 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 16:36:11,313 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 269 transitions. [2019-09-16 16:36:11,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-09-16 16:36:11,315 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:11,316 INFO L407 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] [2019-09-16 16:36:11,316 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:11,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:11,316 INFO L82 PathProgramCache]: Analyzing trace with hash -1332654256, now seen corresponding path program 1 times [2019-09-16 16:36:11,316 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:11,317 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:11,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:11,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:11,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:11,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:11,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:11,476 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:11,476 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 16:36:11,477 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:36:11,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:36:11,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:36:11,478 INFO L87 Difference]: Start difference. First operand 236 states and 269 transitions. Second operand 6 states. [2019-09-16 16:36:11,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:11,673 INFO L93 Difference]: Finished difference Result 567 states and 680 transitions. [2019-09-16 16:36:11,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-16 16:36:11,674 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2019-09-16 16:36:11,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:11,682 INFO L225 Difference]: With dead ends: 567 [2019-09-16 16:36:11,683 INFO L226 Difference]: Without dead ends: 355 [2019-09-16 16:36:11,684 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-16 16:36:11,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2019-09-16 16:36:11,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 351. [2019-09-16 16:36:11,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 351 states. [2019-09-16 16:36:11,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 406 transitions. [2019-09-16 16:36:11,738 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 406 transitions. Word has length 89 [2019-09-16 16:36:11,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:11,739 INFO L475 AbstractCegarLoop]: Abstraction has 351 states and 406 transitions. [2019-09-16 16:36:11,739 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:36:11,739 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 406 transitions. [2019-09-16 16:36:11,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-09-16 16:36:11,742 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:11,743 INFO L407 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, 1] [2019-09-16 16:36:11,743 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:11,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:11,743 INFO L82 PathProgramCache]: Analyzing trace with hash -920967306, now seen corresponding path program 1 times [2019-09-16 16:36:11,744 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:11,744 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:11,747 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:11,747 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:11,747 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:11,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:11,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:11,911 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:11,911 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 16:36:11,911 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:36:11,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:36:11,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:36:11,912 INFO L87 Difference]: Start difference. First operand 351 states and 406 transitions. Second operand 6 states. [2019-09-16 16:36:12,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:12,157 INFO L93 Difference]: Finished difference Result 770 states and 927 transitions. [2019-09-16 16:36:12,157 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:36:12,157 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2019-09-16 16:36:12,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:12,163 INFO L225 Difference]: With dead ends: 770 [2019-09-16 16:36:12,164 INFO L226 Difference]: Without dead ends: 558 [2019-09-16 16:36:12,166 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-16 16:36:12,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2019-09-16 16:36:12,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 540. [2019-09-16 16:36:12,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 540 states. [2019-09-16 16:36:12,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 640 transitions. [2019-09-16 16:36:12,228 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 640 transitions. Word has length 93 [2019-09-16 16:36:12,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:12,229 INFO L475 AbstractCegarLoop]: Abstraction has 540 states and 640 transitions. [2019-09-16 16:36:12,229 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:36:12,229 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 640 transitions. [2019-09-16 16:36:12,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-09-16 16:36:12,234 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:12,234 INFO L407 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, 1] [2019-09-16 16:36:12,234 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:12,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:12,234 INFO L82 PathProgramCache]: Analyzing trace with hash 1438339703, now seen corresponding path program 1 times [2019-09-16 16:36:12,235 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:12,235 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:12,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:12,240 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:12,240 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:12,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:12,303 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:12,303 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 16:36:12,304 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 16:36:12,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 16:36:12,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 16:36:12,305 INFO L87 Difference]: Start difference. First operand 540 states and 640 transitions. Second operand 5 states. [2019-09-16 16:36:12,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:12,342 INFO L93 Difference]: Finished difference Result 951 states and 1153 transitions. [2019-09-16 16:36:12,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 16:36:12,342 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 93 [2019-09-16 16:36:12,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:12,346 INFO L225 Difference]: With dead ends: 951 [2019-09-16 16:36:12,346 INFO L226 Difference]: Without dead ends: 550 [2019-09-16 16:36:12,348 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 16:36:12,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2019-09-16 16:36:12,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 544. [2019-09-16 16:36:12,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 544 states. [2019-09-16 16:36:12,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 544 states and 643 transitions. [2019-09-16 16:36:12,385 INFO L78 Accepts]: Start accepts. Automaton has 544 states and 643 transitions. Word has length 93 [2019-09-16 16:36:12,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:12,386 INFO L475 AbstractCegarLoop]: Abstraction has 544 states and 643 transitions. [2019-09-16 16:36:12,386 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 16:36:12,386 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 643 transitions. [2019-09-16 16:36:12,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-09-16 16:36:12,389 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:12,389 INFO L407 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, 1] [2019-09-16 16:36:12,389 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:12,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:12,390 INFO L82 PathProgramCache]: Analyzing trace with hash 2097871225, now seen corresponding path program 1 times [2019-09-16 16:36:12,390 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:12,390 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:12,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:12,392 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:12,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:12,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:12,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:12,491 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:12,492 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-16 16:36:12,492 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-16 16:36:12,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-16 16:36:12,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-16 16:36:12,493 INFO L87 Difference]: Start difference. First operand 544 states and 643 transitions. Second operand 9 states. [2019-09-16 16:36:12,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:12,583 INFO L93 Difference]: Finished difference Result 1068 states and 1290 transitions. [2019-09-16 16:36:12,588 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-16 16:36:12,588 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2019-09-16 16:36:12,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:12,593 INFO L225 Difference]: With dead ends: 1068 [2019-09-16 16:36:12,593 INFO L226 Difference]: Without dead ends: 548 [2019-09-16 16:36:12,603 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2019-09-16 16:36:12,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2019-09-16 16:36:12,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 542. [2019-09-16 16:36:12,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 542 states. [2019-09-16 16:36:12,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 542 states and 639 transitions. [2019-09-16 16:36:12,647 INFO L78 Accepts]: Start accepts. Automaton has 542 states and 639 transitions. Word has length 93 [2019-09-16 16:36:12,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:12,647 INFO L475 AbstractCegarLoop]: Abstraction has 542 states and 639 transitions. [2019-09-16 16:36:12,647 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-16 16:36:12,648 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 639 transitions. [2019-09-16 16:36:12,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-09-16 16:36:12,650 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:12,650 INFO L407 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, 1, 1] [2019-09-16 16:36:12,650 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:12,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:12,651 INFO L82 PathProgramCache]: Analyzing trace with hash 791892564, now seen corresponding path program 1 times [2019-09-16 16:36:12,651 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:12,651 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:12,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:12,654 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:12,654 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:12,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:12,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:12,759 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:12,759 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-09-16 16:36:12,759 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-09-16 16:36:12,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-09-16 16:36:12,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-09-16 16:36:12,760 INFO L87 Difference]: Start difference. First operand 542 states and 639 transitions. Second operand 10 states. [2019-09-16 16:36:13,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:13,026 INFO L93 Difference]: Finished difference Result 1066 states and 1260 transitions. [2019-09-16 16:36:13,026 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-16 16:36:13,027 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 94 [2019-09-16 16:36:13,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:13,030 INFO L225 Difference]: With dead ends: 1066 [2019-09-16 16:36:13,030 INFO L226 Difference]: Without dead ends: 548 [2019-09-16 16:36:13,032 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-09-16 16:36:13,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2019-09-16 16:36:13,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 531. [2019-09-16 16:36:13,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 531 states. [2019-09-16 16:36:13,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 531 states and 608 transitions. [2019-09-16 16:36:13,060 INFO L78 Accepts]: Start accepts. Automaton has 531 states and 608 transitions. Word has length 94 [2019-09-16 16:36:13,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:13,060 INFO L475 AbstractCegarLoop]: Abstraction has 531 states and 608 transitions. [2019-09-16 16:36:13,061 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-09-16 16:36:13,061 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 608 transitions. [2019-09-16 16:36:13,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-09-16 16:36:13,063 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:13,064 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:36:13,064 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:13,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:13,064 INFO L82 PathProgramCache]: Analyzing trace with hash -361137762, now seen corresponding path program 1 times [2019-09-16 16:36:13,064 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:13,065 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:13,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:13,067 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:13,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:13,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:13,132 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 16:36:13,133 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:36:13,133 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:36:13,202 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:13,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:13,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 843 conjuncts, 19 conjunts are in the unsatisfiable core [2019-09-16 16:36:13,377 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:36:13,607 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (2)] Exception during sending of exit command (exit): Broken pipe [2019-09-16 16:36:13,614 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:36:13,615 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2019-09-16 16:36:13,616 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-09-16 16:36:13,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-09-16 16:36:13,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2019-09-16 16:36:13,617 INFO L87 Difference]: Start difference. First operand 531 states and 608 transitions. Second operand 13 states. [2019-09-16 16:36:15,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:15,938 INFO L93 Difference]: Finished difference Result 1300 states and 1608 transitions. [2019-09-16 16:36:15,938 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-09-16 16:36:15,938 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 137 [2019-09-16 16:36:15,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:15,943 INFO L225 Difference]: With dead ends: 1300 [2019-09-16 16:36:15,943 INFO L226 Difference]: Without dead ends: 866 [2019-09-16 16:36:15,946 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2019-09-16 16:36:15,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2019-09-16 16:36:16,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 747. [2019-09-16 16:36:16,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 747 states. [2019-09-16 16:36:16,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 747 states and 848 transitions. [2019-09-16 16:36:16,007 INFO L78 Accepts]: Start accepts. Automaton has 747 states and 848 transitions. Word has length 137 [2019-09-16 16:36:16,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:16,007 INFO L475 AbstractCegarLoop]: Abstraction has 747 states and 848 transitions. [2019-09-16 16:36:16,007 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-09-16 16:36:16,008 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 848 transitions. [2019-09-16 16:36:16,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-09-16 16:36:16,010 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:16,011 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:36:16,011 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:16,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:16,012 INFO L82 PathProgramCache]: Analyzing trace with hash -834613817, now seen corresponding path program 1 times [2019-09-16 16:36:16,012 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:16,012 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:16,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:16,015 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:16,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:16,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:16,157 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-09-16 16:36:16,158 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:36:16,158 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:36:16,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:16,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:16,354 INFO L256 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 22 conjunts are in the unsatisfiable core [2019-09-16 16:36:16,371 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:36:16,516 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-09-16 16:36:16,528 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:36:16,528 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2019-09-16 16:36:16,528 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-09-16 16:36:16,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-09-16 16:36:16,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2019-09-16 16:36:16,531 INFO L87 Difference]: Start difference. First operand 747 states and 848 transitions. Second operand 15 states. [2019-09-16 16:36:19,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:19,722 INFO L93 Difference]: Finished difference Result 2765 states and 3909 transitions. [2019-09-16 16:36:19,722 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2019-09-16 16:36:19,722 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 141 [2019-09-16 16:36:19,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:19,724 INFO L225 Difference]: With dead ends: 2765 [2019-09-16 16:36:19,724 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 16:36:19,734 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2019-09-16 16:36:19,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 16:36:19,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 16:36:19,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 16:36:19,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 16:36:19,735 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 141 [2019-09-16 16:36:19,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:19,738 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 16:36:19,738 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-09-16 16:36:19,738 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 16:36:19,738 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 16:36:19,743 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-16 16:36:20,832 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 58 [2019-09-16 16:36:21,470 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 22 [2019-09-16 16:36:21,711 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 25 [2019-09-16 16:36:21,870 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 24 [2019-09-16 16:36:22,035 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 22 [2019-09-16 16:36:22,157 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 21 [2019-09-16 16:36:22,263 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 21 [2019-09-16 16:36:22,402 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 21 [2019-09-16 16:36:22,605 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 21 [2019-09-16 16:36:22,833 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 26 [2019-09-16 16:36:23,215 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 35 [2019-09-16 16:36:23,434 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 26 [2019-09-16 16:36:24,392 WARN L191 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 37 [2019-09-16 16:36:24,619 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 22 [2019-09-16 16:36:24,829 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 30 [2019-09-16 16:36:25,114 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 25 [2019-09-16 16:36:25,250 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 22 [2019-09-16 16:36:25,383 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 25 [2019-09-16 16:36:25,506 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 23 [2019-09-16 16:36:25,897 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 19 [2019-09-16 16:36:25,999 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 21 [2019-09-16 16:36:26,194 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 31 [2019-09-16 16:36:26,316 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 21 [2019-09-16 16:36:26,654 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 21 [2019-09-16 16:36:26,811 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 25 [2019-09-16 16:36:26,914 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 21 [2019-09-16 16:36:27,447 WARN L191 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 37 [2019-09-16 16:36:27,589 INFO L443 ceAbstractionStarter]: For program point L610-1(lines 610 614) no Hoare annotation was computed. [2019-09-16 16:36:27,589 INFO L443 ceAbstractionStarter]: For program point L605(line 605) no Hoare annotation was computed. [2019-09-16 16:36:27,589 INFO L443 ceAbstractionStarter]: For program point L604-2(lines 604 625) no Hoare annotation was computed. [2019-09-16 16:36:27,589 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 579 634) no Hoare annotation was computed. [2019-09-16 16:36:27,590 INFO L443 ceAbstractionStarter]: For program point L626(lines 603 627) no Hoare annotation was computed. [2019-09-16 16:36:27,590 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 579 634) no Hoare annotation was computed. [2019-09-16 16:36:27,590 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 579 634) no Hoare annotation was computed. [2019-09-16 16:36:27,590 INFO L443 ceAbstractionStarter]: For program point L610(lines 610 614) no Hoare annotation was computed. [2019-09-16 16:36:27,590 INFO L443 ceAbstractionStarter]: For program point L667(lines 667 671) no Hoare annotation was computed. [2019-09-16 16:36:27,590 INFO L443 ceAbstractionStarter]: For program point L667-1(lines 667 671) no Hoare annotation was computed. [2019-09-16 16:36:27,590 INFO L443 ceAbstractionStarter]: For program point L662(line 662) no Hoare annotation was computed. [2019-09-16 16:36:27,590 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 635 694) no Hoare annotation was computed. [2019-09-16 16:36:27,591 INFO L443 ceAbstractionStarter]: For program point L661-2(lines 661 686) no Hoare annotation was computed. [2019-09-16 16:36:27,591 INFO L443 ceAbstractionStarter]: For program point L687(lines 660 688) no Hoare annotation was computed. [2019-09-16 16:36:27,591 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 635 694) no Hoare annotation was computed. [2019-09-16 16:36:27,591 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 635 694) no Hoare annotation was computed. [2019-09-16 16:36:27,591 INFO L443 ceAbstractionStarter]: For program point L680(line 680) no Hoare annotation was computed. [2019-09-16 16:36:27,591 INFO L443 ceAbstractionStarter]: For program point L680-1(line 680) no Hoare annotation was computed. [2019-09-16 16:36:27,592 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2019-09-16 16:36:27,592 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2019-09-16 16:36:27,592 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2019-09-16 16:36:27,592 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2019-09-16 16:36:27,593 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2019-09-16 16:36:27,594 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 965 987) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:27,594 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 965 987) no Hoare annotation was computed. [2019-09-16 16:36:27,594 INFO L439 ceAbstractionStarter]: At program point L977(line 977) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~10 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:27,594 INFO L439 ceAbstractionStarter]: At program point L977-1(line 977) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~10 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:27,595 INFO L443 ceAbstractionStarter]: For program point L975(lines 975 982) no Hoare annotation was computed. [2019-09-16 16:36:27,595 INFO L443 ceAbstractionStarter]: For program point L975-1(lines 975 982) no Hoare annotation was computed. [2019-09-16 16:36:27,595 INFO L443 ceAbstractionStarter]: For program point L973(line 973) no Hoare annotation was computed. [2019-09-16 16:36:27,595 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 965 987) no Hoare annotation was computed. [2019-09-16 16:36:27,596 INFO L439 ceAbstractionStarter]: At program point L972(line 972) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:27,597 INFO L439 ceAbstractionStarter]: At program point L971(line 971) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:27,597 INFO L439 ceAbstractionStarter]: At program point L971-1(line 971) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:27,597 INFO L443 ceAbstractionStarter]: For program point L929(line 929) no Hoare annotation was computed. [2019-09-16 16:36:27,597 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 924 947) no Hoare annotation was computed. [2019-09-16 16:36:27,597 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 924 947) no Hoare annotation was computed. [2019-09-16 16:36:27,597 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 924 947) no Hoare annotation was computed. [2019-09-16 16:36:27,597 INFO L443 ceAbstractionStarter]: For program point L942(line 942) no Hoare annotation was computed. [2019-09-16 16:36:27,597 INFO L443 ceAbstractionStarter]: For program point L941(line 941) no Hoare annotation was computed. [2019-09-16 16:36:27,597 INFO L443 ceAbstractionStarter]: For program point L940(line 940) no Hoare annotation was computed. [2019-09-16 16:36:27,598 INFO L443 ceAbstractionStarter]: For program point L939(line 939) no Hoare annotation was computed. [2019-09-16 16:36:27,598 INFO L443 ceAbstractionStarter]: For program point L938(line 938) no Hoare annotation was computed. [2019-09-16 16:36:27,598 INFO L443 ceAbstractionStarter]: For program point L937(line 937) no Hoare annotation was computed. [2019-09-16 16:36:27,598 INFO L443 ceAbstractionStarter]: For program point L936(line 936) no Hoare annotation was computed. [2019-09-16 16:36:27,598 INFO L443 ceAbstractionStarter]: For program point L935(line 935) no Hoare annotation was computed. [2019-09-16 16:36:27,598 INFO L443 ceAbstractionStarter]: For program point L934(line 934) no Hoare annotation was computed. [2019-09-16 16:36:27,598 INFO L443 ceAbstractionStarter]: For program point L933(line 933) no Hoare annotation was computed. [2019-09-16 16:36:27,598 INFO L443 ceAbstractionStarter]: For program point L932(line 932) no Hoare annotation was computed. [2019-09-16 16:36:27,598 INFO L443 ceAbstractionStarter]: For program point L931(line 931) no Hoare annotation was computed. [2019-09-16 16:36:27,599 INFO L443 ceAbstractionStarter]: For program point L930(line 930) no Hoare annotation was computed. [2019-09-16 16:36:27,599 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 305 313) no Hoare annotation was computed. [2019-09-16 16:36:27,599 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 305 313) the Hoare annotation is: true [2019-09-16 16:36:27,599 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 305 313) no Hoare annotation was computed. [2019-09-16 16:36:27,599 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 382) no Hoare annotation was computed. [2019-09-16 16:36:27,599 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 369 387) the Hoare annotation is: true [2019-09-16 16:36:27,599 INFO L446 ceAbstractionStarter]: At program point L376(line 376) the Hoare annotation is: true [2019-09-16 16:36:27,599 INFO L443 ceAbstractionStarter]: For program point L378-2(lines 378 382) no Hoare annotation was computed. [2019-09-16 16:36:27,599 INFO L443 ceAbstractionStarter]: For program point L376-1(line 376) no Hoare annotation was computed. [2019-09-16 16:36:27,600 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 369 387) no Hoare annotation was computed. [2019-09-16 16:36:27,600 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 369 387) no Hoare annotation was computed. [2019-09-16 16:36:27,600 INFO L443 ceAbstractionStarter]: For program point L321(lines 321 329) no Hoare annotation was computed. [2019-09-16 16:36:27,600 INFO L443 ceAbstractionStarter]: For program point L321-2(lines 321 329) no Hoare annotation was computed. [2019-09-16 16:36:27,600 INFO L443 ceAbstractionStarter]: For program point L344(line 344) no Hoare annotation was computed. [2019-09-16 16:36:27,600 INFO L443 ceAbstractionStarter]: For program point L344-1(line 344) no Hoare annotation was computed. [2019-09-16 16:36:27,600 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 314 349) no Hoare annotation was computed. [2019-09-16 16:36:27,600 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 341) no Hoare annotation was computed. [2019-09-16 16:36:27,600 INFO L443 ceAbstractionStarter]: For program point L333-2(lines 333 341) no Hoare annotation was computed. [2019-09-16 16:36:27,601 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 314 349) no Hoare annotation was computed. [2019-09-16 16:36:27,601 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 314 349) no Hoare annotation was computed. [2019-09-16 16:36:27,601 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2019-09-16 16:36:27,601 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2019-09-16 16:36:27,601 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 533 578) no Hoare annotation was computed. [2019-09-16 16:36:27,601 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 533 578) no Hoare annotation was computed. [2019-09-16 16:36:27,601 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 533 578) no Hoare annotation was computed. [2019-09-16 16:36:27,601 INFO L443 ceAbstractionStarter]: For program point L860(lines 860 880) no Hoare annotation was computed. [2019-09-16 16:36:27,601 INFO L443 ceAbstractionStarter]: For program point L860-1(lines 860 880) no Hoare annotation was computed. [2019-09-16 16:36:27,602 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 846 891) no Hoare annotation was computed. [2019-09-16 16:36:27,602 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 846 891) no Hoare annotation was computed. [2019-09-16 16:36:27,602 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 846 891) no Hoare annotation was computed. [2019-09-16 16:36:27,602 INFO L443 ceAbstractionStarter]: For program point L866(lines 866 873) no Hoare annotation was computed. [2019-09-16 16:36:27,602 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 955 964) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:27,602 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 955 964) no Hoare annotation was computed. [2019-09-16 16:36:27,603 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 955 964) no Hoare annotation was computed. [2019-09-16 16:36:27,603 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 294 304) the Hoare annotation is: true [2019-09-16 16:36:27,603 INFO L446 ceAbstractionStarter]: At program point L299(line 299) the Hoare annotation is: true [2019-09-16 16:36:27,603 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 294 304) no Hoare annotation was computed. [2019-09-16 16:36:27,603 INFO L443 ceAbstractionStarter]: For program point L299-1(line 299) no Hoare annotation was computed. [2019-09-16 16:36:27,604 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 294 304) no Hoare annotation was computed. [2019-09-16 16:36:27,604 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 286 293) the Hoare annotation is: (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-09-16 16:36:27,604 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 286 293) no Hoare annotation was computed. [2019-09-16 16:36:27,604 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 286 293) no Hoare annotation was computed. [2019-09-16 16:36:27,604 INFO L443 ceAbstractionStarter]: For program point L473(lines 473 479) no Hoare annotation was computed. [2019-09-16 16:36:27,604 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 469 482) no Hoare annotation was computed. [2019-09-16 16:36:27,604 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 469 482) the Hoare annotation is: true [2019-09-16 16:36:27,604 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 469 482) no Hoare annotation was computed. [2019-09-16 16:36:27,604 INFO L443 ceAbstractionStarter]: For program point L257(lines 257 274) no Hoare annotation was computed. [2019-09-16 16:36:27,605 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 253 277) no Hoare annotation was computed. [2019-09-16 16:36:27,605 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 253 277) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-16 16:36:27,605 INFO L439 ceAbstractionStarter]: At program point L272(line 272) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-16 16:36:27,605 INFO L443 ceAbstractionStarter]: For program point L272-1(lines 253 277) no Hoare annotation was computed. [2019-09-16 16:36:27,605 INFO L439 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-16 16:36:27,605 INFO L439 ceAbstractionStarter]: At program point L263(line 263) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-16 16:36:27,606 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 269) no Hoare annotation was computed. [2019-09-16 16:36:27,606 INFO L439 ceAbstractionStarter]: At program point L259(line 259) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-16 16:36:27,606 INFO L443 ceAbstractionStarter]: For program point L259-1(line 259) no Hoare annotation was computed. [2019-09-16 16:36:27,606 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 193 199) no Hoare annotation was computed. [2019-09-16 16:36:27,606 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 193 199) the Hoare annotation is: true [2019-09-16 16:36:27,606 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 91 154) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:27,606 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 91 154) no Hoare annotation was computed. [2019-09-16 16:36:27,606 INFO L439 ceAbstractionStarter]: At program point L147(lines 100 148) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:27,607 INFO L443 ceAbstractionStarter]: For program point L137(lines 137 141) no Hoare annotation was computed. [2019-09-16 16:36:27,607 INFO L439 ceAbstractionStarter]: At program point L137-2(lines 131 142) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= ~pumpRunning~0 0)) (and .cse0 .cse1 (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:36:27,607 INFO L443 ceAbstractionStarter]: For program point L102(lines 101 146) no Hoare annotation was computed. [2019-09-16 16:36:27,607 INFO L443 ceAbstractionStarter]: For program point L131(lines 131 142) no Hoare annotation was computed. [2019-09-16 16:36:27,607 INFO L439 ceAbstractionStarter]: At program point L123(line 123) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= ~pumpRunning~0 0)) (and .cse0 .cse1 (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:36:27,607 INFO L443 ceAbstractionStarter]: For program point L121(lines 121 127) no Hoare annotation was computed. [2019-09-16 16:36:27,607 INFO L443 ceAbstractionStarter]: For program point L121-1(lines 121 127) no Hoare annotation was computed. [2019-09-16 16:36:27,608 INFO L439 ceAbstractionStarter]: At program point L113(line 113) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) (and .cse0 (<= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:36:27,608 INFO L439 ceAbstractionStarter]: At program point L144(lines 101 146) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (and .cse0 (<= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:36:27,608 INFO L443 ceAbstractionStarter]: For program point L111(lines 111 117) no Hoare annotation was computed. [2019-09-16 16:36:27,608 INFO L443 ceAbstractionStarter]: For program point L111-1(lines 111 117) no Hoare annotation was computed. [2019-09-16 16:36:27,608 INFO L443 ceAbstractionStarter]: For program point L103(lines 103 107) no Hoare annotation was computed. [2019-09-16 16:36:27,608 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 91 154) no Hoare annotation was computed. [2019-09-16 16:36:27,608 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 800 845) no Hoare annotation was computed. [2019-09-16 16:36:27,608 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 800 845) no Hoare annotation was computed. [2019-09-16 16:36:27,609 INFO L443 ceAbstractionStarter]: For program point L820(lines 820 827) no Hoare annotation was computed. [2019-09-16 16:36:27,609 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 800 845) no Hoare annotation was computed. [2019-09-16 16:36:27,609 INFO L443 ceAbstractionStarter]: For program point L814(lines 814 834) no Hoare annotation was computed. [2019-09-16 16:36:27,609 INFO L443 ceAbstractionStarter]: For program point L814-1(lines 814 834) no Hoare annotation was computed. [2019-09-16 16:36:27,609 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 483 491) no Hoare annotation was computed. [2019-09-16 16:36:27,609 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 483 491) the Hoare annotation is: true [2019-09-16 16:36:27,609 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 483 491) no Hoare annotation was computed. [2019-09-16 16:36:27,609 INFO L443 ceAbstractionStarter]: For program point L445(lines 445 453) no Hoare annotation was computed. [2019-09-16 16:36:27,609 INFO L443 ceAbstractionStarter]: For program point L445-2(lines 445 453) no Hoare annotation was computed. [2019-09-16 16:36:27,610 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 437 459) no Hoare annotation was computed. [2019-09-16 16:36:27,610 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 437 459) no Hoare annotation was computed. [2019-09-16 16:36:27,610 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 437 459) no Hoare annotation was computed. [2019-09-16 16:36:27,610 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2019-09-16 16:36:27,610 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2019-09-16 16:36:27,610 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2019-09-16 16:36:27,610 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 697 799) no Hoare annotation was computed. [2019-09-16 16:36:27,610 INFO L443 ceAbstractionStarter]: For program point L762(line 762) no Hoare annotation was computed. [2019-09-16 16:36:27,610 INFO L443 ceAbstractionStarter]: For program point L762-1(line 762) no Hoare annotation was computed. [2019-09-16 16:36:27,611 INFO L443 ceAbstractionStarter]: For program point L721(lines 721 725) no Hoare annotation was computed. [2019-09-16 16:36:27,611 INFO L443 ceAbstractionStarter]: For program point L785(lines 785 796) no Hoare annotation was computed. [2019-09-16 16:36:27,611 INFO L443 ceAbstractionStarter]: For program point L748(lines 748 752) no Hoare annotation was computed. [2019-09-16 16:36:27,611 INFO L443 ceAbstractionStarter]: For program point L746-2(lines 746 766) no Hoare annotation was computed. [2019-09-16 16:36:27,611 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 697 799) no Hoare annotation was computed. [2019-09-16 16:36:27,611 INFO L443 ceAbstractionStarter]: For program point L767(lines 745 768) no Hoare annotation was computed. [2019-09-16 16:36:27,611 INFO L443 ceAbstractionStarter]: For program point L726(lines 726 742) no Hoare annotation was computed. [2019-09-16 16:36:27,611 INFO L443 ceAbstractionStarter]: For program point L786(lines 786 793) no Hoare annotation was computed. [2019-09-16 16:36:27,611 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 697 799) no Hoare annotation was computed. [2019-09-16 16:36:27,611 INFO L443 ceAbstractionStarter]: For program point L747(lines 746 766) no Hoare annotation was computed. [2019-09-16 16:36:27,612 INFO L443 ceAbstractionStarter]: For program point L778(line 778) no Hoare annotation was computed. [2019-09-16 16:36:27,612 INFO L443 ceAbstractionStarter]: For program point L778-1(line 778) no Hoare annotation was computed. [2019-09-16 16:36:27,612 INFO L443 ceAbstractionStarter]: For program point L743(lines 743 784) no Hoare annotation was computed. [2019-09-16 16:36:27,612 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:36:27,612 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2019-09-16 16:36:27,612 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:36:27,612 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 278 285) no Hoare annotation was computed. [2019-09-16 16:36:27,612 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 278 285) no Hoare annotation was computed. [2019-09-16 16:36:27,612 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 278 285) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (not (= ~systemActive~0 1))) [2019-09-16 16:36:27,613 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 350 368) no Hoare annotation was computed. [2019-09-16 16:36:27,613 INFO L443 ceAbstractionStarter]: For program point L359(lines 359 363) no Hoare annotation was computed. [2019-09-16 16:36:27,613 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 350 368) the Hoare annotation is: true [2019-09-16 16:36:27,613 INFO L446 ceAbstractionStarter]: At program point L357(line 357) the Hoare annotation is: true [2019-09-16 16:36:27,613 INFO L443 ceAbstractionStarter]: For program point L359-2(lines 359 363) no Hoare annotation was computed. [2019-09-16 16:36:27,613 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 350 368) no Hoare annotation was computed. [2019-09-16 16:36:27,613 INFO L443 ceAbstractionStarter]: For program point L357-1(line 357) no Hoare annotation was computed. [2019-09-16 16:36:27,613 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 460 468) the Hoare annotation is: true [2019-09-16 16:36:27,614 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 460 468) no Hoare annotation was computed. [2019-09-16 16:36:27,614 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 460 468) no Hoare annotation was computed. [2019-09-16 16:36:27,614 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 416 427) the Hoare annotation is: (let ((.cse7 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (= |old(~methaneLevelCritical~0)| 0))) (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse6 (not .cse1)) (.cse5 (or (not (= 1 ~pumpRunning~0)) .cse3)) (.cse4 (not .cse7)) (.cse2 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse7) (or .cse7 .cse0 .cse2 .cse3 .cse6) (or .cse5 .cse1 .cse4 .cse2)))) [2019-09-16 16:36:27,614 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 416 427) no Hoare annotation was computed. [2019-09-16 16:36:27,615 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 416 427) no Hoare annotation was computed. [2019-09-16 16:36:27,615 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:36:27,615 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-16 16:36:27,615 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:36:27,615 INFO L439 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (let ((.cse1 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 (<= ~waterLevel~0 0)) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2) .cse3 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse1))) (or (not (<= |old(~waterLevel~0)| 1)) .cse4 .cse2 .cse0) (or (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 0)) .cse4 .cse3 .cse2) (or .cse4 .cse2 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))))) [2019-09-16 16:36:27,615 INFO L439 ceAbstractionStarter]: At program point L180(lines 180 186) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 1)) (.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (= ~pumpRunning~0 0)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1)))) (and (let ((.cse2 (<= ~waterLevel~0 0)) (.cse6 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse2 .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse4) .cse5 (and .cse6 .cse1) (and .cse6 .cse3))) (or (and .cse0 .cse1) .cse7 .cse5 .cse4 (and .cse0 (<= ~waterLevel~0 1) .cse3)) (or .cse7 .cse4 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))))) [2019-09-16 16:36:27,616 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 169 192) the Hoare annotation is: (let ((.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 1)))) (let ((.cse2 (<= ~waterLevel~0 2)) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (or .cse7 .cse5)) (.cse6 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (= 1 ~waterLevel~0)) (.cse8 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 (and .cse2 (= ~pumpRunning~0 1))) (or .cse3 .cse4 .cse5 .cse6) (or (and .cse2 (= ~pumpRunning~0 0)) .cse4 .cse1 .cse5) (or .cse3 .cse0 .cse6) (or .cse7 .cse5 .cse8 .cse9) (or .cse4 .cse5 .cse9 .cse8)))) [2019-09-16 16:36:27,616 INFO L439 ceAbstractionStarter]: At program point L175(line 175) the Hoare annotation is: (let ((.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse0 (or .cse2 .cse3)) (.cse1 (not (<= |old(~waterLevel~0)| 2)))) (and (or (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) .cse0 .cse1) (or (not (<= |old(~waterLevel~0)| 1)) (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse0) (or (= 1 ~waterLevel~0) .cse2 .cse3 (not (= |old(~waterLevel~0)| 1))) (or (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse3)))) [2019-09-16 16:36:27,616 INFO L443 ceAbstractionStarter]: For program point L173(lines 172 191) no Hoare annotation was computed. [2019-09-16 16:36:27,616 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 169 192) no Hoare annotation was computed. [2019-09-16 16:36:27,616 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 169 192) no Hoare annotation was computed. [2019-09-16 16:36:27,616 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 894 923) no Hoare annotation was computed. [2019-09-16 16:36:27,616 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 894 923) the Hoare annotation is: true [2019-09-16 16:36:27,617 INFO L446 ceAbstractionStarter]: At program point L919(lines 894 923) the Hoare annotation is: true [2019-09-16 16:36:27,617 INFO L443 ceAbstractionStarter]: For program point L915(line 915) no Hoare annotation was computed. [2019-09-16 16:36:27,617 INFO L443 ceAbstractionStarter]: For program point L908(lines 908 912) no Hoare annotation was computed. [2019-09-16 16:36:27,618 INFO L446 ceAbstractionStarter]: At program point L908-1(lines 908 912) the Hoare annotation is: true [2019-09-16 16:36:27,618 INFO L443 ceAbstractionStarter]: For program point L905(line 905) no Hoare annotation was computed. [2019-09-16 16:36:27,618 INFO L446 ceAbstractionStarter]: At program point L904-2(lines 904 918) the Hoare annotation is: true [2019-09-16 16:36:27,618 INFO L446 ceAbstractionStarter]: At program point L900(line 900) the Hoare annotation is: true [2019-09-16 16:36:27,618 INFO L443 ceAbstractionStarter]: For program point L900-1(line 900) no Hoare annotation was computed. [2019-09-16 16:36:27,618 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 428 436) the Hoare annotation is: true [2019-09-16 16:36:27,618 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 428 436) no Hoare annotation was computed. [2019-09-16 16:36:27,618 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 428 436) no Hoare annotation was computed. [2019-09-16 16:36:27,618 INFO L443 ceAbstractionStarter]: For program point L512(lines 512 518) no Hoare annotation was computed. [2019-09-16 16:36:27,618 INFO L439 ceAbstractionStarter]: At program point L510(line 510) the Hoare annotation is: (let ((.cse2 (not (<= ~waterLevel~0 2))) (.cse0 (not (<= ~waterLevel~0 1))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 ~pumpRunning~0)) .cse1) (or (= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~6) .cse2 .cse3 .cse1) (or (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse1) (or .cse0 .cse3 .cse1))) [2019-09-16 16:36:27,618 INFO L443 ceAbstractionStarter]: For program point L510-1(line 510) no Hoare annotation was computed. [2019-09-16 16:36:27,618 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 493 525) no Hoare annotation was computed. [2019-09-16 16:36:27,619 INFO L443 ceAbstractionStarter]: For program point L508(lines 508 521) no Hoare annotation was computed. [2019-09-16 16:36:27,619 INFO L443 ceAbstractionStarter]: For program point L508-1(lines 493 525) no Hoare annotation was computed. [2019-09-16 16:36:27,619 INFO L439 ceAbstractionStarter]: At program point L506(line 506) the Hoare annotation is: (let ((.cse3 (not (<= ~waterLevel~0 2))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse1 (= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~6)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse1 .cse3 .cse4 .cse2) (or .cse5 .cse3 .cse4 .cse2) (or (not (<= ~waterLevel~0 0)) .cse0 .cse1 .cse2) (or (not (<= ~waterLevel~0 1)) .cse0 .cse5 .cse2))) [2019-09-16 16:36:27,619 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 493 525) the Hoare annotation is: true [2019-09-16 16:36:27,619 INFO L443 ceAbstractionStarter]: For program point L506-1(line 506) no Hoare annotation was computed. [2019-09-16 16:36:27,620 INFO L443 ceAbstractionStarter]: For program point L502(lines 502 522) no Hoare annotation was computed. [2019-09-16 16:36:27,620 INFO L446 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: true [2019-09-16 16:36:27,621 INFO L443 ceAbstractionStarter]: For program point L500-1(line 500) no Hoare annotation was computed. [2019-09-16 16:36:27,621 INFO L439 ceAbstractionStarter]: At program point L516(line 516) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (<= ~waterLevel~0 2)) (not (= 1 ~pumpRunning~0)) .cse0) (or (not (<= ~waterLevel~0 1)) (not (= 0 ~pumpRunning~0)) .cse0))) [2019-09-16 16:36:27,621 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 392 403) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= 1 ~pumpRunning~0)))) (and (or .cse0 (not (<= |old(~waterLevel~0)| 1)) (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (or (= 1 ~waterLevel~0) .cse1 .cse0 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (<= ~waterLevel~0 2) (not (<= |old(~waterLevel~0)| 2)) .cse1))) [2019-09-16 16:36:27,622 INFO L443 ceAbstractionStarter]: For program point L396-1(lines 392 403) no Hoare annotation was computed. [2019-09-16 16:36:27,622 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 392 403) no Hoare annotation was computed. [2019-09-16 16:36:27,622 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 948 954) no Hoare annotation was computed. [2019-09-16 16:36:27,622 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 948 954) the Hoare annotation is: true [2019-09-16 16:36:27,622 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:36:27,622 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-09-16 16:36:27,622 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-16 16:36:27,622 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:36:27,622 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 201 225) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-16 16:36:27,623 INFO L439 ceAbstractionStarter]: At program point L220(line 220) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-16 16:36:27,623 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 201 225) no Hoare annotation was computed. [2019-09-16 16:36:27,623 INFO L443 ceAbstractionStarter]: For program point L220-1(lines 201 225) no Hoare annotation was computed. [2019-09-16 16:36:27,623 INFO L439 ceAbstractionStarter]: At program point L215(line 215) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) .cse0 (= ~pumpRunning~0 0)) (not (<= ~waterLevel~0 2)) .cse1) (or (not .cse0) (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2019-09-16 16:36:27,623 INFO L439 ceAbstractionStarter]: At program point L211(line 211) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse2 (not (= ~systemActive~0 1)))) (and (let ((.cse1 (= ~pumpRunning~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (and .cse0 .cse1) .cse2 (and (= 1 processEnvironment__wrappee__highWaterSensor_~tmp~1) .cse1))) (or (not .cse0) (not (= 1 |old(~pumpRunning~0)|)) .cse2))) [2019-09-16 16:36:27,623 INFO L443 ceAbstractionStarter]: For program point L209(lines 209 217) no Hoare annotation was computed. [2019-09-16 16:36:27,623 INFO L439 ceAbstractionStarter]: At program point L207(line 207) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-16 16:36:27,624 INFO L443 ceAbstractionStarter]: For program point L207-1(line 207) no Hoare annotation was computed. [2019-09-16 16:36:27,624 INFO L443 ceAbstractionStarter]: For program point L205(lines 205 222) no Hoare annotation was computed. [2019-09-16 16:36:27,624 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 404 415) no Hoare annotation was computed. [2019-09-16 16:36:27,624 INFO L443 ceAbstractionStarter]: For program point L408-1(lines 404 415) no Hoare annotation was computed. [2019-09-16 16:36:27,624 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 404 415) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (not (= ~systemActive~0 1)))) (and (or (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 ~pumpRunning~0)) .cse0) .cse1) (or .cse1 (not (<= |old(~waterLevel~0)| 2)) (not (= 1 ~pumpRunning~0)) .cse0))) [2019-09-16 16:36:27,624 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-09-16 16:36:27,624 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-09-16 16:36:27,624 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-09-16 16:36:27,624 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-09-16 16:36:27,624 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 227 251) no Hoare annotation was computed. [2019-09-16 16:36:27,624 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 227 251) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-16 16:36:27,625 INFO L439 ceAbstractionStarter]: At program point L246(line 246) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-16 16:36:27,625 INFO L443 ceAbstractionStarter]: For program point L246-1(lines 227 251) no Hoare annotation was computed. [2019-09-16 16:36:27,625 INFO L439 ceAbstractionStarter]: At program point L241(line 241) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-16 16:36:27,625 INFO L439 ceAbstractionStarter]: At program point L237(line 237) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-16 16:36:27,625 INFO L443 ceAbstractionStarter]: For program point L235(lines 235 243) no Hoare annotation was computed. [2019-09-16 16:36:27,625 INFO L439 ceAbstractionStarter]: At program point L233(line 233) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2019-09-16 16:36:27,625 INFO L443 ceAbstractionStarter]: For program point L233-1(line 233) no Hoare annotation was computed. [2019-09-16 16:36:27,625 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 248) no Hoare annotation was computed. [2019-09-16 16:36:27,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 04:36:27 BoogieIcfgContainer [2019-09-16 16:36:27,644 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 16:36:27,646 INFO L168 Benchmark]: Toolchain (without parser) took 20587.64 ms. Allocated memory was 132.1 MB in the beginning and 577.8 MB in the end (delta: 445.6 MB). Free memory was 85.9 MB in the beginning and 429.4 MB in the end (delta: -343.5 MB). Peak memory consumption was 395.0 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:27,648 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 132.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 16:36:27,653 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.76 ms. Allocated memory was 132.1 MB in the beginning and 198.2 MB in the end (delta: 66.1 MB). Free memory was 85.7 MB in the beginning and 161.7 MB in the end (delta: -76.0 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:27,654 INFO L168 Benchmark]: Boogie Preprocessor took 84.08 ms. Allocated memory is still 198.2 MB. Free memory was 161.7 MB in the beginning and 157.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:27,655 INFO L168 Benchmark]: RCFGBuilder took 1131.65 ms. Allocated memory was 198.2 MB in the beginning and 221.2 MB in the end (delta: 23.1 MB). Free memory was 157.2 MB in the beginning and 187.4 MB in the end (delta: -30.2 MB). Peak memory consumption was 89.6 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:27,656 INFO L168 Benchmark]: TraceAbstraction took 18634.90 ms. Allocated memory was 221.2 MB in the beginning and 577.8 MB in the end (delta: 356.5 MB). Free memory was 187.4 MB in the beginning and 429.4 MB in the end (delta: -242.0 MB). Peak memory consumption was 407.4 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:27,668 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 132.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 732.76 ms. Allocated memory was 132.1 MB in the beginning and 198.2 MB in the end (delta: 66.1 MB). Free memory was 85.7 MB in the beginning and 161.7 MB in the end (delta: -76.0 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.08 ms. Allocated memory is still 198.2 MB. Free memory was 161.7 MB in the beginning and 157.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1131.65 ms. Allocated memory was 198.2 MB in the beginning and 221.2 MB in the end (delta: 23.1 MB). Free memory was 157.2 MB in the beginning and 187.4 MB in the end (delta: -30.2 MB). Peak memory consumption was 89.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18634.90 ms. Allocated memory was 221.2 MB in the beginning and 577.8 MB in the end (delta: 356.5 MB). Free memory was 187.4 MB in the beginning and 429.4 MB in the end (delta: -242.0 MB). Peak memory consumption was 407.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 101]: Loop Invariant Derived loop invariant: ((((((0 == splverifierCounter && waterLevel <= 1) && pumpRunning == 0) || !(systemActive == 1)) || !(0 == \old(pumpRunning))) || ((0 == splverifierCounter && waterLevel <= 2) && pumpRunning == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 248 locations, 1 error locations. SAFE Result, 18.5s OverallTime, 11 OverallIterations, 3 TraceHistogramMax, 7.6s AutomataDifference, 0.0s DeadEndRemovalTime, 7.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 2076 SDtfs, 2161 SDslu, 6681 SDs, 0 SdLazy, 5419 SolverSat, 1252 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 439 GetRequests, 320 SyntacticMatches, 1 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 536 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=747occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 188 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 2459 PreInvPairs, 3022 NumberOfFragments, 1634 HoareAnnotationTreeSize, 2459 FomulaSimplifications, 17334 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 67 FomulaSimplificationsInter, 30930 FormulaSimplificationTreeSizeReductionInter, 6.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1255 NumberOfCodeBlocks, 1255 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1242 ConstructedInterpolants, 0 QuantifiedInterpolants, 227309 SizeOfPredicates, 14 NumberOfNonLiveVariables, 1696 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 102/120 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...