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_product62.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 16:36:20,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 16:36:20,021 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 16:36:20,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 16:36:20,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 16:36:20,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 16:36:20,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 16:36:20,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 16:36:20,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 16:36:20,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 16:36:20,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 16:36:20,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 16:36:20,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 16:36:20,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 16:36:20,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 16:36:20,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 16:36:20,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 16:36:20,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 16:36:20,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 16:36:20,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 16:36:20,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 16:36:20,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 16:36:20,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 16:36:20,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 16:36:20,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 16:36:20,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 16:36:20,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 16:36:20,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 16:36:20,060 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 16:36:20,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 16:36:20,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 16:36:20,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 16:36:20,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 16:36:20,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 16:36:20,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 16:36:20,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 16:36:20,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 16:36:20,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 16:36:20,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 16:36:20,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 16:36:20,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 16:36:20,068 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 16:36:20,082 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 16:36:20,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 16:36:20,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 16:36:20,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 16:36:20,084 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 16:36:20,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 16:36:20,084 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 16:36:20,084 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 16:36:20,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 16:36:20,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 16:36:20,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 16:36:20,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 16:36:20,085 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 16:36:20,086 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 16:36:20,086 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 16:36:20,086 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 16:36:20,086 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 16:36:20,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 16:36:20,087 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 16:36:20,087 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 16:36:20,087 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 16:36:20,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:36:20,088 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 16:36:20,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 16:36:20,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 16:36:20,088 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 16:36:20,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 16:36:20,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 16:36:20,089 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 16:36:20,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 16:36:20,130 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 16:36:20,133 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 16:36:20,135 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 16:36:20,135 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 16:36:20,136 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product62.cil.c [2019-09-16 16:36:20,197 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f36262684/424f09f0d45f42a0b53e656196926ba4/FLAG218701e2e [2019-09-16 16:36:20,763 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 16:36:20,763 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product62.cil.c [2019-09-16 16:36:20,777 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f36262684/424f09f0d45f42a0b53e656196926ba4/FLAG218701e2e [2019-09-16 16:36:21,047 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f36262684/424f09f0d45f42a0b53e656196926ba4 [2019-09-16 16:36:21,057 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 16:36:21,058 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 16:36:21,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 16:36:21,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 16:36:21,063 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 16:36:21,064 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:36:21" (1/1) ... [2019-09-16 16:36:21,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24847820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:21, skipping insertion in model container [2019-09-16 16:36:21,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:36:21" (1/1) ... [2019-09-16 16:36:21,074 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 16:36:21,127 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 16:36:21,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:36:21,567 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 16:36:21,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:36:21,775 INFO L192 MainTranslator]: Completed translation [2019-09-16 16:36:21,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:21 WrapperNode [2019-09-16 16:36:21,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 16:36:21,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 16:36:21,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 16:36:21,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 16:36:21,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:21" (1/1) ... [2019-09-16 16:36:21,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:21" (1/1) ... [2019-09-16 16:36:21,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:21" (1/1) ... [2019-09-16 16:36:21,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:21" (1/1) ... [2019-09-16 16:36:21,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:21" (1/1) ... [2019-09-16 16:36:21,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:21" (1/1) ... [2019-09-16 16:36:21,888 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:21" (1/1) ... [2019-09-16 16:36:21,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 16:36:21,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 16:36:21,900 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 16:36:21,900 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 16:36:21,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:21" (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 16:36:21,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 16:36:21,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 16:36:21,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 16:36:21,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 16:36:21,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-16 16:36:21,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 16:36:21,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 16:36:21,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 16:36:21,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 16:36:21,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 16:36:21,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 16:36:22,000 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 16:36:22,000 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 16:36:22,001 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 16:36:22,001 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 16:36:22,002 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 16:36:22,004 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 16:36:22,005 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 16:36:22,005 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 16:36:22,005 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 16:36:22,005 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 16:36:22,005 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 16:36:22,006 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 16:36:22,006 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 16:36:22,006 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 16:36:22,006 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 16:36:22,006 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 16:36:22,007 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 16:36:22,007 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 16:36:22,007 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 16:36:22,007 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 16:36:22,007 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 16:36:22,007 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 16:36:22,008 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 16:36:22,008 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 16:36:22,008 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 16:36:22,008 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-16 16:36:22,008 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 16:36:22,008 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 16:36:22,009 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 16:36:22,009 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 16:36:22,009 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 16:36:22,009 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 16:36:22,010 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 16:36:22,010 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 16:36:22,010 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 16:36:22,010 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 16:36:22,010 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 16:36:22,011 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 16:36:22,011 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 16:36:22,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-16 16:36:22,011 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 16:36:22,011 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 16:36:22,011 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 16:36:22,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 16:36:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 16:36:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 16:36:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 16:36:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 16:36:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 16:36:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 16:36:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 16:36:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 16:36:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 16:36:22,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 16:36:22,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 16:36:22,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 16:36:22,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 16:36:22,015 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 16:36:22,015 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 16:36:22,015 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 16:36:22,015 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 16:36:22,016 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 16:36:22,016 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 16:36:22,017 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 16:36:22,017 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 16:36:22,017 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 16:36:22,018 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 16:36:22,018 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 16:36:22,018 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 16:36:22,018 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 16:36:22,018 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 16:36:22,019 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-16 16:36:22,019 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 16:36:22,019 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 16:36:22,020 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 16:36:22,020 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 16:36:22,021 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 16:36:22,021 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 16:36:22,021 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 16:36:22,022 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 16:36:22,023 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 16:36:22,023 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 16:36:22,023 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 16:36:22,023 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 16:36:22,024 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 16:36:22,024 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 16:36:22,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 16:36:22,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 16:36:22,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 16:36:23,220 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 16:36:23,220 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 16:36:23,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:36:23 BoogieIcfgContainer [2019-09-16 16:36:23,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 16:36:23,223 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 16:36:23,224 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 16:36:23,227 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 16:36:23,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 04:36:21" (1/3) ... [2019-09-16 16:36:23,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b5947f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:36:23, skipping insertion in model container [2019-09-16 16:36:23,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:21" (2/3) ... [2019-09-16 16:36:23,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b5947f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:36:23, skipping insertion in model container [2019-09-16 16:36:23,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:36:23" (3/3) ... [2019-09-16 16:36:23,231 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product62.cil.c [2019-09-16 16:36:23,242 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 16:36:23,251 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 16:36:23,268 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 16:36:23,304 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-16 16:36:23,305 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 16:36:23,305 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-16 16:36:23,305 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 16:36:23,306 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 16:36:23,306 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 16:36:23,306 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 16:36:23,306 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 16:36:23,307 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 16:36:23,331 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states. [2019-09-16 16:36:23,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-16 16:36:23,342 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:23,344 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 16:36:23,346 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:23,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:23,352 INFO L82 PathProgramCache]: Analyzing trace with hash 1940108659, now seen corresponding path program 1 times [2019-09-16 16:36:23,354 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:23,355 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:23,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:23,415 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:23,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:23,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:23,795 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 16:36:23,798 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:23,799 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-16 16:36:23,806 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-16 16:36:23,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-16 16:36:23,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:36:23,821 INFO L87 Difference]: Start difference. First operand 203 states. Second operand 2 states. [2019-09-16 16:36:23,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:23,875 INFO L93 Difference]: Finished difference Result 320 states and 397 transitions. [2019-09-16 16:36:23,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-16 16:36:23,878 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2019-09-16 16:36:23,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:23,894 INFO L225 Difference]: With dead ends: 320 [2019-09-16 16:36:23,895 INFO L226 Difference]: Without dead ends: 160 [2019-09-16 16:36:23,900 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 16:36:23,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2019-09-16 16:36:23,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 160. [2019-09-16 16:36:23,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2019-09-16 16:36:23,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 190 transitions. [2019-09-16 16:36:23,956 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 190 transitions. Word has length 52 [2019-09-16 16:36:23,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:23,957 INFO L475 AbstractCegarLoop]: Abstraction has 160 states and 190 transitions. [2019-09-16 16:36:23,957 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-16 16:36:23,957 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 190 transitions. [2019-09-16 16:36:23,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-09-16 16:36:23,962 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:23,962 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 16:36:23,962 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:23,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:23,963 INFO L82 PathProgramCache]: Analyzing trace with hash 1389083153, now seen corresponding path program 1 times [2019-09-16 16:36:23,963 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:23,963 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:23,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:23,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:23,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:24,084 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 16:36:24,085 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:24,086 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:36:24,089 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:36:24,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:36:24,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:36:24,090 INFO L87 Difference]: Start difference. First operand 160 states and 190 transitions. Second operand 3 states. [2019-09-16 16:36:24,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:24,138 INFO L93 Difference]: Finished difference Result 265 states and 315 transitions. [2019-09-16 16:36:24,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:36:24,138 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-09-16 16:36:24,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:24,142 INFO L225 Difference]: With dead ends: 265 [2019-09-16 16:36:24,142 INFO L226 Difference]: Without dead ends: 151 [2019-09-16 16:36:24,147 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 16:36:24,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2019-09-16 16:36:24,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2019-09-16 16:36:24,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2019-09-16 16:36:24,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 178 transitions. [2019-09-16 16:36:24,172 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 178 transitions. Word has length 53 [2019-09-16 16:36:24,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:24,172 INFO L475 AbstractCegarLoop]: Abstraction has 151 states and 178 transitions. [2019-09-16 16:36:24,172 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:36:24,173 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 178 transitions. [2019-09-16 16:36:24,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-09-16 16:36:24,175 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:24,176 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] [2019-09-16 16:36:24,176 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:24,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:24,176 INFO L82 PathProgramCache]: Analyzing trace with hash 1857519430, now seen corresponding path program 1 times [2019-09-16 16:36:24,176 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:24,177 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:24,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:24,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:24,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:24,391 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 16:36:24,392 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:24,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:36:24,392 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:36:24,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:36:24,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:36:24,393 INFO L87 Difference]: Start difference. First operand 151 states and 178 transitions. Second operand 7 states. [2019-09-16 16:36:24,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:24,767 INFO L93 Difference]: Finished difference Result 278 states and 333 transitions. [2019-09-16 16:36:24,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 16:36:24,768 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2019-09-16 16:36:24,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:24,771 INFO L225 Difference]: With dead ends: 278 [2019-09-16 16:36:24,771 INFO L226 Difference]: Without dead ends: 151 [2019-09-16 16:36:24,773 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-09-16 16:36:24,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2019-09-16 16:36:24,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2019-09-16 16:36:24,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2019-09-16 16:36:24,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 177 transitions. [2019-09-16 16:36:24,796 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 177 transitions. Word has length 58 [2019-09-16 16:36:24,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:24,797 INFO L475 AbstractCegarLoop]: Abstraction has 151 states and 177 transitions. [2019-09-16 16:36:24,797 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:36:24,797 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 177 transitions. [2019-09-16 16:36:24,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-09-16 16:36:24,801 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:24,801 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] [2019-09-16 16:36:24,801 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:24,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:24,802 INFO L82 PathProgramCache]: Analyzing trace with hash -891726999, now seen corresponding path program 1 times [2019-09-16 16:36:24,802 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:24,802 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:24,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:24,806 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:24,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:24,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:24,975 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 16:36:24,975 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:24,975 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 16:36:24,976 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 16:36:24,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 16:36:24,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 16:36:24,977 INFO L87 Difference]: Start difference. First operand 151 states and 177 transitions. Second operand 5 states. [2019-09-16 16:36:25,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:25,615 INFO L93 Difference]: Finished difference Result 404 states and 488 transitions. [2019-09-16 16:36:25,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-16 16:36:25,615 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 76 [2019-09-16 16:36:25,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:25,621 INFO L225 Difference]: With dead ends: 404 [2019-09-16 16:36:25,621 INFO L226 Difference]: Without dead ends: 277 [2019-09-16 16:36:25,627 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 16:36:25,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2019-09-16 16:36:25,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 258. [2019-09-16 16:36:25,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2019-09-16 16:36:25,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 293 transitions. [2019-09-16 16:36:25,673 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 293 transitions. Word has length 76 [2019-09-16 16:36:25,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:25,675 INFO L475 AbstractCegarLoop]: Abstraction has 258 states and 293 transitions. [2019-09-16 16:36:25,675 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 16:36:25,676 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 293 transitions. [2019-09-16 16:36:25,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-09-16 16:36:25,682 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:25,683 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] [2019-09-16 16:36:25,683 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:25,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:25,683 INFO L82 PathProgramCache]: Analyzing trace with hash 1078240077, now seen corresponding path program 1 times [2019-09-16 16:36:25,684 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:25,684 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:25,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:25,689 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:25,691 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:25,814 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 16:36:25,814 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:25,815 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 16:36:25,816 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:36:25,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:36:25,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:36:25,817 INFO L87 Difference]: Start difference. First operand 258 states and 293 transitions. Second operand 6 states. [2019-09-16 16:36:26,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:26,073 INFO L93 Difference]: Finished difference Result 633 states and 752 transitions. [2019-09-16 16:36:26,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-16 16:36:26,074 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 90 [2019-09-16 16:36:26,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:26,079 INFO L225 Difference]: With dead ends: 633 [2019-09-16 16:36:26,079 INFO L226 Difference]: Without dead ends: 399 [2019-09-16 16:36:26,081 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 16:36:26,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2019-09-16 16:36:26,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 395. [2019-09-16 16:36:26,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 395 states. [2019-09-16 16:36:26,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 395 states and 454 transitions. [2019-09-16 16:36:26,137 INFO L78 Accepts]: Start accepts. Automaton has 395 states and 454 transitions. Word has length 90 [2019-09-16 16:36:26,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:26,141 INFO L475 AbstractCegarLoop]: Abstraction has 395 states and 454 transitions. [2019-09-16 16:36:26,141 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:36:26,141 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 454 transitions. [2019-09-16 16:36:26,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-09-16 16:36:26,145 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:26,146 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 16:36:26,146 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:26,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:26,146 INFO L82 PathProgramCache]: Analyzing trace with hash -2043608601, now seen corresponding path program 1 times [2019-09-16 16:36:26,147 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:26,147 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:26,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:26,151 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:26,151 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:26,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:26,325 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 16:36:26,325 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:26,326 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 16:36:26,326 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:36:26,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:36:26,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:36:26,327 INFO L87 Difference]: Start difference. First operand 395 states and 454 transitions. Second operand 6 states. [2019-09-16 16:36:26,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:26,620 INFO L93 Difference]: Finished difference Result 858 states and 1023 transitions. [2019-09-16 16:36:26,621 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:36:26,621 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 94 [2019-09-16 16:36:26,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:26,625 INFO L225 Difference]: With dead ends: 858 [2019-09-16 16:36:26,626 INFO L226 Difference]: Without dead ends: 624 [2019-09-16 16:36:26,627 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 16:36:26,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 624 states. [2019-09-16 16:36:26,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 624 to 606. [2019-09-16 16:36:26,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 606 states. [2019-09-16 16:36:26,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 606 states and 712 transitions. [2019-09-16 16:36:26,672 INFO L78 Accepts]: Start accepts. Automaton has 606 states and 712 transitions. Word has length 94 [2019-09-16 16:36:26,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:26,673 INFO L475 AbstractCegarLoop]: Abstraction has 606 states and 712 transitions. [2019-09-16 16:36:26,673 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:36:26,673 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 712 transitions. [2019-09-16 16:36:26,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-09-16 16:36:26,675 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:26,675 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 16:36:26,675 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:26,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:26,676 INFO L82 PathProgramCache]: Analyzing trace with hash 315698408, now seen corresponding path program 1 times [2019-09-16 16:36:26,676 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:26,676 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:26,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:26,679 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:26,679 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:26,747 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 16:36:26,748 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:26,748 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 16:36:26,748 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 16:36:26,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 16:36:26,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 16:36:26,749 INFO L87 Difference]: Start difference. First operand 606 states and 712 transitions. Second operand 5 states. [2019-09-16 16:36:26,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:26,790 INFO L93 Difference]: Finished difference Result 1061 states and 1273 transitions. [2019-09-16 16:36:26,790 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 16:36:26,790 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 94 [2019-09-16 16:36:26,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:26,794 INFO L225 Difference]: With dead ends: 1061 [2019-09-16 16:36:26,794 INFO L226 Difference]: Without dead ends: 616 [2019-09-16 16:36:26,796 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 16:36:26,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2019-09-16 16:36:26,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 610. [2019-09-16 16:36:26,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 610 states. [2019-09-16 16:36:26,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 715 transitions. [2019-09-16 16:36:26,832 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 715 transitions. Word has length 94 [2019-09-16 16:36:26,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:26,833 INFO L475 AbstractCegarLoop]: Abstraction has 610 states and 715 transitions. [2019-09-16 16:36:26,833 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 16:36:26,833 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 715 transitions. [2019-09-16 16:36:26,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-09-16 16:36:26,835 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:26,835 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 16:36:26,835 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:26,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:26,836 INFO L82 PathProgramCache]: Analyzing trace with hash 975229930, now seen corresponding path program 1 times [2019-09-16 16:36:26,836 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:26,836 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:26,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:26,838 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:26,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:26,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:26,964 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 16:36:26,965 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:26,965 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-16 16:36:26,965 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-16 16:36:26,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-16 16:36:26,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-16 16:36:26,969 INFO L87 Difference]: Start difference. First operand 610 states and 715 transitions. Second operand 9 states. [2019-09-16 16:36:27,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:27,051 INFO L93 Difference]: Finished difference Result 1213 states and 1452 transitions. [2019-09-16 16:36:27,051 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-16 16:36:27,052 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2019-09-16 16:36:27,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:27,056 INFO L225 Difference]: With dead ends: 1213 [2019-09-16 16:36:27,056 INFO L226 Difference]: Without dead ends: 627 [2019-09-16 16:36:27,058 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 16:36:27,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states. [2019-09-16 16:36:27,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 617. [2019-09-16 16:36:27,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 617 states. [2019-09-16 16:36:27,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 617 states and 722 transitions. [2019-09-16 16:36:27,107 INFO L78 Accepts]: Start accepts. Automaton has 617 states and 722 transitions. Word has length 94 [2019-09-16 16:36:27,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:27,107 INFO L475 AbstractCegarLoop]: Abstraction has 617 states and 722 transitions. [2019-09-16 16:36:27,107 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-16 16:36:27,107 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 722 transitions. [2019-09-16 16:36:27,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-09-16 16:36:27,111 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:27,111 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:36:27,111 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:27,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:27,112 INFO L82 PathProgramCache]: Analyzing trace with hash 1765139220, now seen corresponding path program 1 times [2019-09-16 16:36:27,112 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:27,112 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:27,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:27,115 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:27,115 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:27,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:27,248 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-16 16:36:27,248 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:36:27,248 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 16:36:27,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:27,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:27,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 789 conjuncts, 29 conjunts are in the unsatisfiable core [2019-09-16 16:36:27,480 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:36:27,606 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:27,621 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-16 16:36:27,621 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2019-09-16 16:36:27,622 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-09-16 16:36:27,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-09-16 16:36:27,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2019-09-16 16:36:27,623 INFO L87 Difference]: Start difference. First operand 617 states and 722 transitions. Second operand 14 states. [2019-09-16 16:36:29,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:29,216 INFO L93 Difference]: Finished difference Result 1680 states and 2033 transitions. [2019-09-16 16:36:29,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-09-16 16:36:29,217 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 106 [2019-09-16 16:36:29,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:29,224 INFO L225 Difference]: With dead ends: 1680 [2019-09-16 16:36:29,224 INFO L226 Difference]: Without dead ends: 1087 [2019-09-16 16:36:29,227 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2019-09-16 16:36:29,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1087 states. [2019-09-16 16:36:29,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1087 to 1084. [2019-09-16 16:36:29,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1084 states. [2019-09-16 16:36:29,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1259 transitions. [2019-09-16 16:36:29,311 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1259 transitions. Word has length 106 [2019-09-16 16:36:29,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:29,313 INFO L475 AbstractCegarLoop]: Abstraction has 1084 states and 1259 transitions. [2019-09-16 16:36:29,313 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-09-16 16:36:29,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1259 transitions. [2019-09-16 16:36:29,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-09-16 16:36:29,317 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:29,317 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:36:29,317 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:29,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:29,318 INFO L82 PathProgramCache]: Analyzing trace with hash -1984669840, now seen corresponding path program 1 times [2019-09-16 16:36:29,318 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:29,318 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:29,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:29,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:29,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:29,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:29,450 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-16 16:36:29,450 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:29,450 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-09-16 16:36:29,451 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-09-16 16:36:29,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-09-16 16:36:29,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-09-16 16:36:29,452 INFO L87 Difference]: Start difference. First operand 1084 states and 1259 transitions. Second operand 10 states. [2019-09-16 16:36:29,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:29,789 INFO L93 Difference]: Finished difference Result 2118 states and 2490 transitions. [2019-09-16 16:36:29,790 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-16 16:36:29,790 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2019-09-16 16:36:29,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:29,800 INFO L225 Difference]: With dead ends: 2118 [2019-09-16 16:36:29,800 INFO L226 Difference]: Without dead ends: 1058 [2019-09-16 16:36:29,806 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 16:36:29,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1058 states. [2019-09-16 16:36:29,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1058 to 1042. [2019-09-16 16:36:29,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1042 states. [2019-09-16 16:36:29,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 1042 states and 1208 transitions. [2019-09-16 16:36:29,893 INFO L78 Accepts]: Start accepts. Automaton has 1042 states and 1208 transitions. Word has length 110 [2019-09-16 16:36:29,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:29,894 INFO L475 AbstractCegarLoop]: Abstraction has 1042 states and 1208 transitions. [2019-09-16 16:36:29,894 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-09-16 16:36:29,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1208 transitions. [2019-09-16 16:36:29,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-09-16 16:36:29,897 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:29,897 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:36:29,897 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:29,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:29,898 INFO L82 PathProgramCache]: Analyzing trace with hash -284947658, now seen corresponding path program 1 times [2019-09-16 16:36:29,898 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:29,898 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:29,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:29,901 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:29,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:29,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:30,080 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:36:30,081 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:30,081 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-09-16 16:36:30,081 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-09-16 16:36:30,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-09-16 16:36:30,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-09-16 16:36:30,083 INFO L87 Difference]: Start difference. First operand 1042 states and 1208 transitions. Second operand 10 states. [2019-09-16 16:36:30,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:30,402 INFO L93 Difference]: Finished difference Result 2066 states and 2398 transitions. [2019-09-16 16:36:30,403 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-16 16:36:30,403 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2019-09-16 16:36:30,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:30,410 INFO L225 Difference]: With dead ends: 2066 [2019-09-16 16:36:30,410 INFO L226 Difference]: Without dead ends: 1048 [2019-09-16 16:36:30,414 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 16:36:30,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1048 states. [2019-09-16 16:36:30,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1048 to 1004. [2019-09-16 16:36:30,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1004 states. [2019-09-16 16:36:30,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 1004 states and 1134 transitions. [2019-09-16 16:36:30,477 INFO L78 Accepts]: Start accepts. Automaton has 1004 states and 1134 transitions. Word has length 110 [2019-09-16 16:36:30,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:30,479 INFO L475 AbstractCegarLoop]: Abstraction has 1004 states and 1134 transitions. [2019-09-16 16:36:30,479 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-09-16 16:36:30,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1134 transitions. [2019-09-16 16:36:30,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-09-16 16:36:30,487 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:30,488 INFO L407 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:36:30,488 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:30,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:30,489 INFO L82 PathProgramCache]: Analyzing trace with hash -2030149815, now seen corresponding path program 1 times [2019-09-16 16:36:30,489 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:30,490 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:30,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:30,492 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:30,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:30,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:30,597 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-09-16 16:36:30,598 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:36:30,598 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 16:36:30,697 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:30,873 INFO L256 TraceCheckSpWp]: Trace formula consists of 904 conjuncts, 19 conjunts are in the unsatisfiable core [2019-09-16 16:36:30,880 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:36:31,087 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-09-16 16:36:31,102 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:36:31,103 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2019-09-16 16:36:31,103 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-09-16 16:36:31,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-09-16 16:36:31,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2019-09-16 16:36:31,104 INFO L87 Difference]: Start difference. First operand 1004 states and 1134 transitions. Second operand 13 states. [2019-09-16 16:36:33,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:33,396 INFO L93 Difference]: Finished difference Result 2665 states and 3229 transitions. [2019-09-16 16:36:33,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-09-16 16:36:33,397 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 154 [2019-09-16 16:36:33,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:33,410 INFO L225 Difference]: With dead ends: 2665 [2019-09-16 16:36:33,410 INFO L226 Difference]: Without dead ends: 1685 [2019-09-16 16:36:33,415 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 154 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 16:36:33,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1685 states. [2019-09-16 16:36:33,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1685 to 1440. [2019-09-16 16:36:33,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1440 states. [2019-09-16 16:36:33,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 1440 states and 1612 transitions. [2019-09-16 16:36:33,526 INFO L78 Accepts]: Start accepts. Automaton has 1440 states and 1612 transitions. Word has length 154 [2019-09-16 16:36:33,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:33,526 INFO L475 AbstractCegarLoop]: Abstraction has 1440 states and 1612 transitions. [2019-09-16 16:36:33,527 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-09-16 16:36:33,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 1612 transitions. [2019-09-16 16:36:33,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-09-16 16:36:33,534 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:33,535 INFO L407 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:36:33,535 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:33,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:33,536 INFO L82 PathProgramCache]: Analyzing trace with hash 902244326, now seen corresponding path program 1 times [2019-09-16 16:36:33,536 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:33,536 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:33,538 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:33,539 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:33,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:33,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:33,650 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-09-16 16:36:33,650 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:36:33,650 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:36:33,723 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:33,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:33,845 INFO L256 TraceCheckSpWp]: Trace formula consists of 914 conjuncts, 22 conjunts are in the unsatisfiable core [2019-09-16 16:36:33,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:36:34,015 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 16:36:34,028 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:36:34,028 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2019-09-16 16:36:34,031 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-09-16 16:36:34,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-09-16 16:36:34,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2019-09-16 16:36:34,032 INFO L87 Difference]: Start difference. First operand 1440 states and 1612 transitions. Second operand 15 states. [2019-09-16 16:36:38,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:38,123 INFO L93 Difference]: Finished difference Result 3585 states and 4592 transitions. [2019-09-16 16:36:38,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2019-09-16 16:36:38,124 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 158 [2019-09-16 16:36:38,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:38,125 INFO L225 Difference]: With dead ends: 3585 [2019-09-16 16:36:38,125 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 16:36:38,137 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 439 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2019-09-16 16:36:38,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 16:36:38,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 16:36:38,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 16:36:38,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 16:36:38,139 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 158 [2019-09-16 16:36:38,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:38,139 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 16:36:38,139 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-09-16 16:36:38,139 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 16:36:38,139 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 16:36:38,145 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-16 16:36:38,712 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 55 [2019-09-16 16:36:39,715 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 55 [2019-09-16 16:36:40,348 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 29 [2019-09-16 16:36:40,626 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-09-16 16:36:40,814 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 26 [2019-09-16 16:36:41,663 WARN L191 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 52 [2019-09-16 16:36:41,858 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 32 [2019-09-16 16:36:42,166 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-09-16 16:36:42,541 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 28 [2019-09-16 16:36:43,230 WARN L191 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 50 [2019-09-16 16:36:43,523 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 31 [2019-09-16 16:36:43,823 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 29 [2019-09-16 16:36:44,048 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-09-16 16:36:44,422 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 36 [2019-09-16 16:36:44,598 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-09-16 16:36:44,840 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 28 [2019-09-16 16:36:45,057 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 29 [2019-09-16 16:36:45,279 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 29 [2019-09-16 16:36:45,471 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 28 [2019-09-16 16:36:45,785 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 32 [2019-09-16 16:36:46,963 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 110 DAG size of output: 50 [2019-09-16 16:36:47,287 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 32 [2019-09-16 16:36:47,765 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 32 [2019-09-16 16:36:47,957 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 32 [2019-09-16 16:36:48,143 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 33 [2019-09-16 16:36:48,295 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 33 [2019-09-16 16:36:48,488 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-09-16 16:36:48,664 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-09-16 16:36:48,978 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-09-16 16:36:49,203 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 28 [2019-09-16 16:36:49,553 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 43 [2019-09-16 16:36:49,774 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 29 [2019-09-16 16:36:49,947 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-09-16 16:36:49,951 INFO L443 ceAbstractionStarter]: For program point L163-2(lines 163 184) no Hoare annotation was computed. [2019-09-16 16:36:49,951 INFO L443 ceAbstractionStarter]: For program point L185(lines 162 186) no Hoare annotation was computed. [2019-09-16 16:36:49,951 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 138 193) no Hoare annotation was computed. [2019-09-16 16:36:49,951 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 173) no Hoare annotation was computed. [2019-09-16 16:36:49,951 INFO L443 ceAbstractionStarter]: For program point L169-1(lines 169 173) no Hoare annotation was computed. [2019-09-16 16:36:49,951 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 138 193) no Hoare annotation was computed. [2019-09-16 16:36:49,951 INFO L443 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2019-09-16 16:36:49,952 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 138 193) no Hoare annotation was computed. [2019-09-16 16:36:49,952 INFO L443 ceAbstractionStarter]: For program point L226-1(lines 226 230) no Hoare annotation was computed. [2019-09-16 16:36:49,952 INFO L443 ceAbstractionStarter]: For program point L221(line 221) no Hoare annotation was computed. [2019-09-16 16:36:49,952 INFO L443 ceAbstractionStarter]: For program point L220-2(lines 220 245) no Hoare annotation was computed. [2019-09-16 16:36:49,952 INFO L443 ceAbstractionStarter]: For program point L246(lines 219 247) no Hoare annotation was computed. [2019-09-16 16:36:49,952 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 194 253) no Hoare annotation was computed. [2019-09-16 16:36:49,952 INFO L443 ceAbstractionStarter]: For program point L239(line 239) no Hoare annotation was computed. [2019-09-16 16:36:49,952 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 194 253) no Hoare annotation was computed. [2019-09-16 16:36:49,952 INFO L443 ceAbstractionStarter]: For program point L239-1(line 239) no Hoare annotation was computed. [2019-09-16 16:36:49,953 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 194 253) no Hoare annotation was computed. [2019-09-16 16:36:49,953 INFO L443 ceAbstractionStarter]: For program point L226(lines 226 230) no Hoare annotation was computed. [2019-09-16 16:36:49,953 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 582 588) the Hoare annotation is: true [2019-09-16 16:36:49,953 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 582 588) no Hoare annotation was computed. [2019-09-16 16:36:49,953 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 589 597) no Hoare annotation was computed. [2019-09-16 16:36:49,953 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 589 597) the Hoare annotation is: true [2019-09-16 16:36:49,953 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 589 597) no Hoare annotation was computed. [2019-09-16 16:36:49,954 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 992 1014) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:49,954 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 992 1014) no Hoare annotation was computed. [2019-09-16 16:36:49,954 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 992 1014) no Hoare annotation was computed. [2019-09-16 16:36:49,954 INFO L439 ceAbstractionStarter]: At program point L1004(line 1004) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~11 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~11 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-09-16 16:36:49,954 INFO L439 ceAbstractionStarter]: At program point L1004-1(line 1004) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~11 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~11 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-09-16 16:36:49,954 INFO L443 ceAbstractionStarter]: For program point L1002(lines 1002 1009) no Hoare annotation was computed. [2019-09-16 16:36:49,954 INFO L443 ceAbstractionStarter]: For program point L1002-1(lines 1002 1009) no Hoare annotation was computed. [2019-09-16 16:36:49,954 INFO L443 ceAbstractionStarter]: For program point L1000(line 1000) no Hoare annotation was computed. [2019-09-16 16:36:49,955 INFO L439 ceAbstractionStarter]: At program point L999(line 999) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:49,955 INFO L439 ceAbstractionStarter]: At program point L998(line 998) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:49,955 INFO L439 ceAbstractionStarter]: At program point L998-1(line 998) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:49,955 INFO L443 ceAbstractionStarter]: For program point L961(line 961) no Hoare annotation was computed. [2019-09-16 16:36:49,955 INFO L443 ceAbstractionStarter]: For program point L960(line 960) no Hoare annotation was computed. [2019-09-16 16:36:49,955 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 951 974) no Hoare annotation was computed. [2019-09-16 16:36:49,955 INFO L443 ceAbstractionStarter]: For program point L959(line 959) no Hoare annotation was computed. [2019-09-16 16:36:49,955 INFO L443 ceAbstractionStarter]: For program point L958(line 958) no Hoare annotation was computed. [2019-09-16 16:36:49,956 INFO L443 ceAbstractionStarter]: For program point L957(line 957) no Hoare annotation was computed. [2019-09-16 16:36:49,956 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 951 974) no Hoare annotation was computed. [2019-09-16 16:36:49,956 INFO L443 ceAbstractionStarter]: For program point L956(line 956) no Hoare annotation was computed. [2019-09-16 16:36:49,956 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 951 974) no Hoare annotation was computed. [2019-09-16 16:36:49,956 INFO L443 ceAbstractionStarter]: For program point L969(line 969) no Hoare annotation was computed. [2019-09-16 16:36:49,956 INFO L443 ceAbstractionStarter]: For program point L968(line 968) no Hoare annotation was computed. [2019-09-16 16:36:49,956 INFO L443 ceAbstractionStarter]: For program point L967(line 967) no Hoare annotation was computed. [2019-09-16 16:36:49,956 INFO L443 ceAbstractionStarter]: For program point L966(line 966) no Hoare annotation was computed. [2019-09-16 16:36:49,956 INFO L443 ceAbstractionStarter]: For program point L965(line 965) no Hoare annotation was computed. [2019-09-16 16:36:49,956 INFO L443 ceAbstractionStarter]: For program point L964(line 964) no Hoare annotation was computed. [2019-09-16 16:36:49,956 INFO L443 ceAbstractionStarter]: For program point L963(line 963) no Hoare annotation was computed. [2019-09-16 16:36:49,956 INFO L443 ceAbstractionStarter]: For program point L962(line 962) no Hoare annotation was computed. [2019-09-16 16:36:49,956 INFO L443 ceAbstractionStarter]: For program point L673(lines 673 681) no Hoare annotation was computed. [2019-09-16 16:36:49,957 INFO L439 ceAbstractionStarter]: At program point L671(line 671) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3) (or .cse1 .cse4 .cse2 .cse3 .cse7))) [2019-09-16 16:36:49,957 INFO L443 ceAbstractionStarter]: For program point L671-1(line 671) no Hoare annotation was computed. [2019-09-16 16:36:49,957 INFO L443 ceAbstractionStarter]: For program point L669(lines 669 686) no Hoare annotation was computed. [2019-09-16 16:36:49,957 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 665 689) the Hoare annotation is: (let ((.cse6 (not (<= ~waterLevel~0 1))) (.cse8 (= ~pumpRunning~0 1)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse3 .cse8) (or .cse6 .cse8 .cse7 .cse3 .cse4) (or .cse5 .cse1 .cse0 .cse2 .cse3))) [2019-09-16 16:36:49,957 INFO L439 ceAbstractionStarter]: At program point L684(line 684) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse5 .cse6 .cse3) (or .cse7 .cse1 .cse0 .cse2 .cse3))) [2019-09-16 16:36:49,957 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 665 689) no Hoare annotation was computed. [2019-09-16 16:36:49,957 INFO L443 ceAbstractionStarter]: For program point L684-1(lines 665 689) no Hoare annotation was computed. [2019-09-16 16:36:49,957 INFO L439 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3) (or .cse1 .cse4 .cse2 .cse3 .cse7))) [2019-09-16 16:36:49,958 INFO L439 ceAbstractionStarter]: At program point L675(line 675) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3) (or .cse1 .cse4 .cse2 .cse3 .cse7))) [2019-09-16 16:36:49,958 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 760 768) no Hoare annotation was computed. [2019-09-16 16:36:49,958 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 760 768) the Hoare annotation is: true [2019-09-16 16:36:49,958 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 760 768) no Hoare annotation was computed. [2019-09-16 16:36:49,958 INFO L443 ceAbstractionStarter]: For program point L833(lines 833 837) no Hoare annotation was computed. [2019-09-16 16:36:49,958 INFO L446 ceAbstractionStarter]: At program point L831(line 831) the Hoare annotation is: true [2019-09-16 16:36:49,958 INFO L443 ceAbstractionStarter]: For program point L833-2(lines 833 837) no Hoare annotation was computed. [2019-09-16 16:36:49,958 INFO L443 ceAbstractionStarter]: For program point L831-1(line 831) no Hoare annotation was computed. [2019-09-16 16:36:49,958 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 824 842) the Hoare annotation is: true [2019-09-16 16:36:49,958 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 824 842) no Hoare annotation was computed. [2019-09-16 16:36:49,959 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 824 842) no Hoare annotation was computed. [2019-09-16 16:36:49,959 INFO L443 ceAbstractionStarter]: For program point L799(line 799) no Hoare annotation was computed. [2019-09-16 16:36:49,959 INFO L443 ceAbstractionStarter]: For program point L799-1(line 799) no Hoare annotation was computed. [2019-09-16 16:36:49,959 INFO L443 ceAbstractionStarter]: For program point L788(lines 788 796) no Hoare annotation was computed. [2019-09-16 16:36:49,959 INFO L443 ceAbstractionStarter]: For program point L788-2(lines 788 796) no Hoare annotation was computed. [2019-09-16 16:36:49,959 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 769 804) no Hoare annotation was computed. [2019-09-16 16:36:49,959 INFO L443 ceAbstractionStarter]: For program point L776(lines 776 784) no Hoare annotation was computed. [2019-09-16 16:36:49,959 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 769 804) no Hoare annotation was computed. [2019-09-16 16:36:49,959 INFO L443 ceAbstractionStarter]: For program point L776-2(lines 776 784) no Hoare annotation was computed. [2019-09-16 16:36:49,959 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 769 804) no Hoare annotation was computed. [2019-09-16 16:36:49,959 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 575 581) no Hoare annotation was computed. [2019-09-16 16:36:49,959 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 575 581) the Hoare annotation is: true [2019-09-16 16:36:49,959 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 92 137) no Hoare annotation was computed. [2019-09-16 16:36:49,960 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 92 137) no Hoare annotation was computed. [2019-09-16 16:36:49,960 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 92 137) no Hoare annotation was computed. [2019-09-16 16:36:49,960 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 405 450) no Hoare annotation was computed. [2019-09-16 16:36:49,960 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 405 450) no Hoare annotation was computed. [2019-09-16 16:36:49,960 INFO L443 ceAbstractionStarter]: For program point L425(lines 425 432) no Hoare annotation was computed. [2019-09-16 16:36:49,960 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 405 450) no Hoare annotation was computed. [2019-09-16 16:36:49,960 INFO L443 ceAbstractionStarter]: For program point L419(lines 419 439) no Hoare annotation was computed. [2019-09-16 16:36:49,960 INFO L443 ceAbstractionStarter]: For program point L419-1(lines 419 439) no Hoare annotation was computed. [2019-09-16 16:36:49,960 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 982 991) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:49,960 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 982 991) no Hoare annotation was computed. [2019-09-16 16:36:49,960 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 982 991) no Hoare annotation was computed. [2019-09-16 16:36:49,960 INFO L443 ceAbstractionStarter]: For program point L754-1(line 754) no Hoare annotation was computed. [2019-09-16 16:36:49,961 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 749 759) the Hoare annotation is: true [2019-09-16 16:36:49,961 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 749 759) no Hoare annotation was computed. [2019-09-16 16:36:49,961 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 749 759) no Hoare annotation was computed. [2019-09-16 16:36:49,961 INFO L446 ceAbstractionStarter]: At program point L754(line 754) the Hoare annotation is: true [2019-09-16 16:36:49,961 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 741 748) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 1))) (.cse3 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse3 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2019-09-16 16:36:49,961 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 741 748) no Hoare annotation was computed. [2019-09-16 16:36:49,961 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 741 748) no Hoare annotation was computed. [2019-09-16 16:36:49,961 INFO L443 ceAbstractionStarter]: For program point L541(lines 541 547) no Hoare annotation was computed. [2019-09-16 16:36:49,961 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 537 550) no Hoare annotation was computed. [2019-09-16 16:36:49,961 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 537 550) the Hoare annotation is: true [2019-09-16 16:36:49,961 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 537 550) no Hoare annotation was computed. [2019-09-16 16:36:49,962 INFO L439 ceAbstractionStarter]: At program point L705(line 705) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3) (or .cse1 .cse4 .cse2 .cse3 .cse7))) [2019-09-16 16:36:49,962 INFO L439 ceAbstractionStarter]: At program point L701(line 701) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3) (or .cse1 .cse4 .cse2 .cse3 .cse7))) [2019-09-16 16:36:49,962 INFO L443 ceAbstractionStarter]: For program point L699(lines 699 707) no Hoare annotation was computed. [2019-09-16 16:36:49,962 INFO L439 ceAbstractionStarter]: At program point L697(line 697) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3) (or .cse1 .cse4 .cse2 .cse3 .cse7))) [2019-09-16 16:36:49,962 INFO L443 ceAbstractionStarter]: For program point L697-1(line 697) no Hoare annotation was computed. [2019-09-16 16:36:49,962 INFO L443 ceAbstractionStarter]: For program point L695(lines 695 712) no Hoare annotation was computed. [2019-09-16 16:36:49,962 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 691 715) no Hoare annotation was computed. [2019-09-16 16:36:49,963 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 691 715) the Hoare annotation is: (let ((.cse6 (not (<= ~waterLevel~0 1))) (.cse8 (= ~pumpRunning~0 1)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse3 .cse8) (or .cse6 .cse8 .cse7 .cse3 .cse4) (or .cse5 .cse1 .cse0 .cse2 .cse3))) [2019-09-16 16:36:49,963 INFO L439 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse5 .cse6 .cse3) (or .cse7 .cse1 .cse0 .cse2 .cse3))) [2019-09-16 16:36:49,963 INFO L443 ceAbstractionStarter]: For program point L710-1(lines 691 715) no Hoare annotation was computed. [2019-09-16 16:36:49,963 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 631 637) no Hoare annotation was computed. [2019-09-16 16:36:49,963 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 631 637) the Hoare annotation is: true [2019-09-16 16:36:49,963 INFO L443 ceAbstractionStarter]: For program point L865(lines 865 869) no Hoare annotation was computed. [2019-09-16 16:36:49,963 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 853 918) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:49,963 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 853 918) no Hoare annotation was computed. [2019-09-16 16:36:49,963 INFO L439 ceAbstractionStarter]: At program point L911(lines 862 912) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:49,963 INFO L443 ceAbstractionStarter]: For program point L901(lines 901 905) no Hoare annotation was computed. [2019-09-16 16:36:49,964 INFO L439 ceAbstractionStarter]: At program point L901-2(lines 893 906) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 0)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse5 .cse6) (and .cse0 .cse2 .cse3 .cse4 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:36:49,964 INFO L443 ceAbstractionStarter]: For program point L864(lines 863 910) no Hoare annotation was computed. [2019-09-16 16:36:49,964 INFO L439 ceAbstractionStarter]: At program point L895(line 895) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 0)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse5 .cse6) (and .cse0 .cse2 .cse3 .cse4 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:36:49,964 INFO L443 ceAbstractionStarter]: For program point L893(lines 893 906) no Hoare annotation was computed. [2019-09-16 16:36:49,964 INFO L439 ceAbstractionStarter]: At program point L885(line 885) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 0)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse5 .cse6) (and .cse0 .cse2 .cse3 .cse4 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:36:49,964 INFO L443 ceAbstractionStarter]: For program point L883(lines 883 889) no Hoare annotation was computed. [2019-09-16 16:36:49,965 INFO L443 ceAbstractionStarter]: For program point L883-1(lines 883 889) no Hoare annotation was computed. [2019-09-16 16:36:49,965 INFO L439 ceAbstractionStarter]: At program point L908(lines 863 910) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse6 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse5 (<= ~waterLevel~0 1)) (.cse4 (= ~pumpRunning~0 1)) (.cse7 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse5 .cse6) (and .cse0 .cse2 .cse3 .cse6 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse2 .cse5 .cse4 .cse7) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:36:49,965 INFO L439 ceAbstractionStarter]: At program point L875(line 875) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse6 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse5 (<= ~waterLevel~0 1)) (.cse4 (= ~pumpRunning~0 1)) (.cse7 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse5 .cse6) (and .cse0 .cse2 .cse3 .cse6 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse2 .cse5 .cse4 .cse7) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:36:49,965 INFO L443 ceAbstractionStarter]: For program point L873(lines 873 879) no Hoare annotation was computed. [2019-09-16 16:36:49,965 INFO L443 ceAbstractionStarter]: For program point L873-1(lines 873 879) no Hoare annotation was computed. [2019-09-16 16:36:49,965 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 853 918) no Hoare annotation was computed. [2019-09-16 16:36:49,965 INFO L443 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2019-09-16 16:36:49,966 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 359 404) no Hoare annotation was computed. [2019-09-16 16:36:49,966 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2019-09-16 16:36:49,966 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 359 404) no Hoare annotation was computed. [2019-09-16 16:36:49,966 INFO L443 ceAbstractionStarter]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2019-09-16 16:36:49,966 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 359 404) no Hoare annotation was computed. [2019-09-16 16:36:49,966 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 716 723) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-09-16 16:36:49,966 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 716 723) no Hoare annotation was computed. [2019-09-16 16:36:49,966 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 716 723) no Hoare annotation was computed. [2019-09-16 16:36:49,967 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 551 559) no Hoare annotation was computed. [2019-09-16 16:36:49,967 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 551 559) the Hoare annotation is: true [2019-09-16 16:36:49,967 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 551 559) no Hoare annotation was computed. [2019-09-16 16:36:49,967 INFO L443 ceAbstractionStarter]: For program point L513(lines 513 521) no Hoare annotation was computed. [2019-09-16 16:36:49,967 INFO L443 ceAbstractionStarter]: For program point L513-2(lines 513 521) no Hoare annotation was computed. [2019-09-16 16:36:49,967 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 505 527) no Hoare annotation was computed. [2019-09-16 16:36:49,967 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 505 527) no Hoare annotation was computed. [2019-09-16 16:36:49,967 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 505 527) no Hoare annotation was computed. [2019-09-16 16:36:49,967 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 256 358) no Hoare annotation was computed. [2019-09-16 16:36:49,968 INFO L443 ceAbstractionStarter]: For program point L285(lines 285 301) no Hoare annotation was computed. [2019-09-16 16:36:49,968 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 352) no Hoare annotation was computed. [2019-09-16 16:36:49,968 INFO L443 ceAbstractionStarter]: For program point L306(lines 305 325) no Hoare annotation was computed. [2019-09-16 16:36:49,968 INFO L443 ceAbstractionStarter]: For program point L337(line 337) no Hoare annotation was computed. [2019-09-16 16:36:49,968 INFO L443 ceAbstractionStarter]: For program point L337-1(line 337) no Hoare annotation was computed. [2019-09-16 16:36:49,968 INFO L443 ceAbstractionStarter]: For program point L302(lines 302 343) no Hoare annotation was computed. [2019-09-16 16:36:49,968 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 256 358) no Hoare annotation was computed. [2019-09-16 16:36:49,968 INFO L443 ceAbstractionStarter]: For program point L321(line 321) no Hoare annotation was computed. [2019-09-16 16:36:49,968 INFO L443 ceAbstractionStarter]: For program point L321-1(line 321) no Hoare annotation was computed. [2019-09-16 16:36:49,969 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 284) no Hoare annotation was computed. [2019-09-16 16:36:49,969 INFO L443 ceAbstractionStarter]: For program point L344(lines 344 355) no Hoare annotation was computed. [2019-09-16 16:36:49,969 INFO L443 ceAbstractionStarter]: For program point L307(lines 307 311) no Hoare annotation was computed. [2019-09-16 16:36:49,969 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 256 358) no Hoare annotation was computed. [2019-09-16 16:36:49,969 INFO L443 ceAbstractionStarter]: For program point L305-2(lines 305 325) no Hoare annotation was computed. [2019-09-16 16:36:49,969 INFO L443 ceAbstractionStarter]: For program point L326(lines 304 327) no Hoare annotation was computed. [2019-09-16 16:36:49,969 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 565 574) no Hoare annotation was computed. [2019-09-16 16:36:49,969 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 565 574) no Hoare annotation was computed. [2019-09-16 16:36:49,969 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 565 574) no Hoare annotation was computed. [2019-09-16 16:36:49,969 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:36:49,970 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 16:36:49,970 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:36:49,970 INFO L439 ceAbstractionStarter]: At program point L735(line 735) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (and (= ~methaneLevelCritical~0 activatePump_~tmp~7) (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))))) [2019-09-16 16:36:49,970 INFO L443 ceAbstractionStarter]: For program point L735-1(lines 724 740) no Hoare annotation was computed. [2019-09-16 16:36:49,970 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 724 740) no Hoare annotation was computed. [2019-09-16 16:36:49,970 INFO L443 ceAbstractionStarter]: For program point L731(lines 731 737) no Hoare annotation was computed. [2019-09-16 16:36:49,970 INFO L439 ceAbstractionStarter]: At program point L729(line 729) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3))) [2019-09-16 16:36:49,971 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 724 740) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3))) [2019-09-16 16:36:49,971 INFO L443 ceAbstractionStarter]: For program point L729-1(line 729) no Hoare annotation was computed. [2019-09-16 16:36:49,971 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 528 536) the Hoare annotation is: true [2019-09-16 16:36:49,971 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 528 536) no Hoare annotation was computed. [2019-09-16 16:36:49,971 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 528 536) no Hoare annotation was computed. [2019-09-16 16:36:49,971 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 805 823) no Hoare annotation was computed. [2019-09-16 16:36:49,971 INFO L443 ceAbstractionStarter]: For program point L814(lines 814 818) no Hoare annotation was computed. [2019-09-16 16:36:49,972 INFO L446 ceAbstractionStarter]: At program point L812(line 812) the Hoare annotation is: true [2019-09-16 16:36:49,972 INFO L443 ceAbstractionStarter]: For program point L814-2(lines 814 818) no Hoare annotation was computed. [2019-09-16 16:36:49,972 INFO L443 ceAbstractionStarter]: For program point L812-1(line 812) no Hoare annotation was computed. [2019-09-16 16:36:49,972 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 805 823) the Hoare annotation is: true [2019-09-16 16:36:49,972 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 805 823) no Hoare annotation was computed. [2019-09-16 16:36:49,972 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:36:49,972 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-16 16:36:49,972 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:36:49,973 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 484 495) the Hoare annotation is: (let ((.cse0 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse4 (= 1 ~methaneLevelCritical~0)) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or .cse0 .cse5 .cse4 .cse3 .cse2) (or .cse6 .cse5 .cse3 .cse2 .cse7) (or .cse3 .cse6 (or .cse1 .cse2) .cse7))) [2019-09-16 16:36:49,973 INFO L443 ceAbstractionStarter]: For program point L488-1(lines 484 495) no Hoare annotation was computed. [2019-09-16 16:36:49,973 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 484 495) no Hoare annotation was computed. [2019-09-16 16:36:49,973 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 496 504) the Hoare annotation is: true [2019-09-16 16:36:49,973 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 496 504) no Hoare annotation was computed. [2019-09-16 16:36:49,974 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 496 504) no Hoare annotation was computed. [2019-09-16 16:36:49,974 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 607 630) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse15 (<= ~waterLevel~0 2)) (.cse11 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (<= |old(~waterLevel~0)| 1))) (.cse9 (or .cse11 .cse3)) (.cse10 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse13 (and .cse15 (= ~pumpRunning~0 0))) (.cse7 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (and .cse15 (= ~pumpRunning~0 1))) (.cse12 (not (<= |old(~waterLevel~0)| 0))) (.cse14 (or .cse0 .cse11 .cse3)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (= 1 ~waterLevel~0)) (.cse6 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1 .cse2 .cse3) .cse4) (or .cse0 .cse2 .cse5 .cse3 .cse6) (or .cse7 .cse8 .cse9 .cse10) (or .cse1 .cse2 .cse3 .cse4 .cse10) (or .cse2 .cse3 .cse5 .cse6 .cse10) (or .cse11 .cse3 .cse6 .cse10 .cse5) (or .cse12 .cse4 .cse9 .cse10) (or .cse13 .cse2 .cse7 .cse3 .cse10) (or .cse0 .cse2 .cse13 .cse7 .cse3) (or .cse14 .cse7 .cse8) (or .cse12 .cse14 .cse4) (or .cse5 .cse0 .cse11 .cse3 .cse6)))) [2019-09-16 16:36:49,974 INFO L439 ceAbstractionStarter]: At program point L620(line 620) the Hoare annotation is: (let ((.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 1)))) (let ((.cse2 (<= ~waterLevel~0 0)) (.cse8 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse11 (= 1 ~waterLevel~0)) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 1)) (.cse10 (or .cse7 .cse4 .cse5)) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse13 (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 0))) (.cse3 (not (<= |old(~waterLevel~0)| 2)))) (and (or (and .cse0 .cse1 .cse2) .cse3 (or .cse4 .cse5) .cse6 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse1)) (or (or .cse7 .cse8 .cse9 .cse5) .cse0) (or .cse8 .cse10 (and .cse0 .cse2)) (or .cse7 .cse9 .cse11 .cse5 .cse12) (or .cse8 .cse9 .cse5 .cse0 .cse6) (or .cse9 .cse5 .cse11 .cse12 .cse6) (or .cse13 .cse9 .cse3 .cse5 .cse6) (or (and (<= ~waterLevel~0 1) .cse1) .cse10 .cse3) (or .cse7 .cse9 .cse13 .cse3 .cse5)))) [2019-09-16 16:36:49,974 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 607 630) no Hoare annotation was computed. [2019-09-16 16:36:49,975 INFO L439 ceAbstractionStarter]: At program point L618(lines 618 624) the Hoare annotation is: (let ((.cse15 (= ~pumpRunning~0 1)) (.cse16 (<= ~waterLevel~0 1)) (.cse11 (= ~pumpRunning~0 0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse17 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1))) (.cse10 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse2 (and .cse10 (<= ~waterLevel~0 0))) (.cse6 (= 1 ~waterLevel~0)) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse9 (or .cse4 .cse17 .cse7)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse12 (not (<= |old(~waterLevel~0)| 2))) (.cse14 (and .cse16 .cse11)) (.cse1 (or .cse17 .cse7)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse13 (and .cse16 .cse15))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse8) (or .cse0 .cse9 .cse2) (or .cse4 .cse5 (and .cse10 .cse11) .cse12 .cse7) (or .cse5 .cse7 .cse6 .cse8 .cse3) (or (or .cse0 .cse5 .cse7) .cse3 .cse10) (or .cse13 .cse14 .cse9 .cse12) (or (and (<= ~waterLevel~0 2) .cse15) .cse5 .cse12 .cse7 .cse3 .cse14) (or .cse12 .cse14 .cse1 .cse3 .cse13)))) [2019-09-16 16:36:49,975 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 607 630) no Hoare annotation was computed. [2019-09-16 16:36:49,975 INFO L439 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (let ((.cse10 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse2 (or .cse6 .cse7)) (.cse0 (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1))) (.cse9 (or .cse10 .cse6 .cse7)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (= 1 ~waterLevel~0)) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse11 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= |old(~waterLevel~0)| 1)) .cse4 .cse2 .cse3) (or .cse5 .cse6 .cse7 .cse8 .cse3) (or .cse9 .cse1 .cse0) (or .cse10 .cse11 .cse1 .cse7) (or (not (<= |old(~waterLevel~0)| 0)) .cse9 .cse4) (or .cse10 .cse5 .cse6 .cse7 .cse8) (or .cse11 .cse1 .cse7 .cse3)))) [2019-09-16 16:36:49,975 INFO L443 ceAbstractionStarter]: For program point L611(lines 610 629) no Hoare annotation was computed. [2019-09-16 16:36:49,975 INFO L446 ceAbstractionStarter]: At program point L931-2(lines 931 945) the Hoare annotation is: true [2019-09-16 16:36:49,976 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 921 950) no Hoare annotation was computed. [2019-09-16 16:36:49,976 INFO L446 ceAbstractionStarter]: At program point L927(line 927) the Hoare annotation is: true [2019-09-16 16:36:49,976 INFO L443 ceAbstractionStarter]: For program point L927-1(line 927) no Hoare annotation was computed. [2019-09-16 16:36:49,976 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 921 950) the Hoare annotation is: true [2019-09-16 16:36:49,976 INFO L446 ceAbstractionStarter]: At program point L946(lines 921 950) the Hoare annotation is: true [2019-09-16 16:36:49,976 INFO L443 ceAbstractionStarter]: For program point L942(line 942) no Hoare annotation was computed. [2019-09-16 16:36:49,977 INFO L443 ceAbstractionStarter]: For program point L935(lines 935 939) no Hoare annotation was computed. [2019-09-16 16:36:49,977 INFO L446 ceAbstractionStarter]: At program point L935-1(lines 935 939) the Hoare annotation is: true [2019-09-16 16:36:49,977 INFO L443 ceAbstractionStarter]: For program point L932(line 932) no Hoare annotation was computed. [2019-09-16 16:36:49,977 INFO L439 ceAbstractionStarter]: At program point L65(line 65) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse6 (= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or .cse6 .cse5 .cse2 .cse3 .cse7) (or .cse1 .cse4 .cse6 .cse3 .cse7))) [2019-09-16 16:36:49,977 INFO L443 ceAbstractionStarter]: For program point L65-1(line 65) no Hoare annotation was computed. [2019-09-16 16:36:49,977 INFO L443 ceAbstractionStarter]: For program point L61(lines 61 81) no Hoare annotation was computed. [2019-09-16 16:36:49,978 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 52 84) no Hoare annotation was computed. [2019-09-16 16:36:49,978 INFO L446 ceAbstractionStarter]: At program point L59(line 59) the Hoare annotation is: true [2019-09-16 16:36:49,978 INFO L443 ceAbstractionStarter]: For program point L59-1(line 59) no Hoare annotation was computed. [2019-09-16 16:36:49,978 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 52 84) the Hoare annotation is: true [2019-09-16 16:36:49,978 INFO L439 ceAbstractionStarter]: At program point L75(line 75) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or .cse1 .cse4 .cse3 .cse6) (or .cse5 .cse2 .cse3 .cse6))) [2019-09-16 16:36:49,978 INFO L443 ceAbstractionStarter]: For program point L71(lines 71 77) no Hoare annotation was computed. [2019-09-16 16:36:49,979 INFO L439 ceAbstractionStarter]: At program point L69(line 69) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or .cse1 .cse2 .cse3 .cse6) (or (= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~0) .cse5 .cse2 .cse3 .cse6) (or .cse1 .cse4 .cse3 .cse6))) [2019-09-16 16:36:49,979 INFO L443 ceAbstractionStarter]: For program point L69-1(line 69) no Hoare annotation was computed. [2019-09-16 16:36:49,979 INFO L443 ceAbstractionStarter]: For program point L67(lines 67 80) no Hoare annotation was computed. [2019-09-16 16:36:49,979 INFO L443 ceAbstractionStarter]: For program point L67-1(lines 52 84) no Hoare annotation was computed. [2019-09-16 16:36:49,979 INFO L443 ceAbstractionStarter]: For program point L464-1(lines 460 471) no Hoare annotation was computed. [2019-09-16 16:36:49,979 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 460 471) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= 1 ~waterLevel~0)) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (<= ~waterLevel~0 2)) (.cse0 (not (= ~systemActive~0 1))) (.cse9 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (<= |old(~waterLevel~0)| 1))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse8 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse3 .cse0 .cse6 .cse4) (or .cse0 .cse7 .cse8 .cse3 .cse4) (or .cse9 .cse5 .cse3 .cse0 .cse6) (or .cse0 .cse9 .cse2 .cse3 .cse1) (or .cse0 .cse9 .cse7 .cse3 .cse8))) [2019-09-16 16:36:49,980 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 460 471) no Hoare annotation was computed. [2019-09-16 16:36:49,980 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 975 981) no Hoare annotation was computed. [2019-09-16 16:36:49,980 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 975 981) the Hoare annotation is: true [2019-09-16 16:36:49,980 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:36:49,980 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 16:36:49,980 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-16 16:36:49,980 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:36:49,980 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 843 850) no Hoare annotation was computed. [2019-09-16 16:36:49,981 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 843 850) the Hoare annotation is: (let ((.cse1 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse4 (= 1 ~systemActive~0)) (.cse3 (not (<= ~waterLevel~0 2))) (.cse2 (not (= |old(~systemActive~0)| 1)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or .cse3 .cse4 (or .cse1 .cse2) .cse5) (or .cse4 .cse6 .cse3 .cse2 .cse5) (or .cse0 .cse6 .cse4 .cse3 .cse2))) [2019-09-16 16:36:49,981 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 843 850) no Hoare annotation was computed. [2019-09-16 16:36:49,981 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 639 663) the Hoare annotation is: (let ((.cse6 (not (<= ~waterLevel~0 1))) (.cse8 (= ~pumpRunning~0 1)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse3 .cse8) (or .cse6 .cse8 .cse7 .cse3 .cse4) (or .cse5 .cse1 .cse0 .cse2 .cse3))) [2019-09-16 16:36:49,981 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 639 663) no Hoare annotation was computed. [2019-09-16 16:36:49,981 INFO L439 ceAbstractionStarter]: At program point L658(line 658) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3) (or .cse1 .cse4 .cse2 .cse3 .cse7))) [2019-09-16 16:36:49,982 INFO L443 ceAbstractionStarter]: For program point L658-1(lines 639 663) no Hoare annotation was computed. [2019-09-16 16:36:49,982 INFO L439 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (let ((.cse8 (<= ~waterLevel~0 1))) (let ((.cse0 (not .cse8)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~4) .cse8 (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse2 .cse7) (or .cse5 .cse6 .cse2 .cse3 .cse7)))) [2019-09-16 16:36:49,982 INFO L439 ceAbstractionStarter]: At program point L649(line 649) the Hoare annotation is: (let ((.cse10 (= ~pumpRunning~0 0)) (.cse9 (<= ~waterLevel~0 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not .cse9)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and (= 1 processEnvironment__wrappee__highWaterSensor_~tmp~4) .cse10)) (.cse3 (not (<= ~waterLevel~0 2))) (.cse5 (not (= ~systemActive~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse4 (and .cse9 .cse10))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse5 .cse8) (or .cse0 .cse6 .cse7 .cse5) (or .cse1 .cse2 .cse3 .cse5 .cse8 .cse4)))) [2019-09-16 16:36:49,982 INFO L443 ceAbstractionStarter]: For program point L647(lines 647 655) no Hoare annotation was computed. [2019-09-16 16:36:49,982 INFO L439 ceAbstractionStarter]: At program point L645(line 645) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse5 .cse6 .cse3) (or .cse7 .cse1 .cse0 .cse2 .cse3))) [2019-09-16 16:36:49,983 INFO L443 ceAbstractionStarter]: For program point L645-1(line 645) no Hoare annotation was computed. [2019-09-16 16:36:49,983 INFO L443 ceAbstractionStarter]: For program point L643(lines 643 660) no Hoare annotation was computed. [2019-09-16 16:36:49,983 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 472 483) no Hoare annotation was computed. [2019-09-16 16:36:49,983 INFO L443 ceAbstractionStarter]: For program point L476-1(lines 472 483) no Hoare annotation was computed. [2019-09-16 16:36:49,983 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 472 483) the Hoare annotation is: (let ((.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (or .cse8 .cse1 .cse2)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse6 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse4 .cse3) (or (not (<= |old(~waterLevel~0)| 0)) .cse7 .cse4) (or (<= ~waterLevel~0 1) .cse5 .cse7) (or .cse8 .cse6 (<= ~waterLevel~0 2) .cse0 .cse2) (or .cse4 (or .cse8 .cse5 .cse6 .cse2))))) [2019-09-16 16:36:49,983 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-09-16 16:36:49,984 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-09-16 16:36:49,984 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-09-16 16:36:49,984 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-09-16 16:36:50,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 04:36:50 BoogieIcfgContainer [2019-09-16 16:36:50,001 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 16:36:50,003 INFO L168 Benchmark]: Toolchain (without parser) took 28944.64 ms. Allocated memory was 138.9 MB in the beginning and 629.1 MB in the end (delta: 490.2 MB). Free memory was 84.5 MB in the beginning and 92.2 MB in the end (delta: -7.7 MB). Peak memory consumption was 482.6 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:50,004 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 16:36:50,005 INFO L168 Benchmark]: CACSL2BoogieTranslator took 716.85 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 84.3 MB in the beginning and 163.7 MB in the end (delta: -79.4 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:50,006 INFO L168 Benchmark]: Boogie Preprocessor took 123.34 ms. Allocated memory is still 199.2 MB. Free memory was 163.7 MB in the beginning and 160.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:50,007 INFO L168 Benchmark]: RCFGBuilder took 1322.52 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 159.4 MB in the beginning and 188.5 MB in the end (delta: -29.1 MB). Peak memory consumption was 90.8 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:50,008 INFO L168 Benchmark]: TraceAbstraction took 26777.68 ms. Allocated memory was 222.3 MB in the beginning and 629.1 MB in the end (delta: 406.8 MB). Free memory was 187.1 MB in the beginning and 92.2 MB in the end (delta: 94.9 MB). Peak memory consumption was 501.8 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:50,013 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 716.85 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 84.3 MB in the beginning and 163.7 MB in the end (delta: -79.4 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.34 ms. Allocated memory is still 199.2 MB. Free memory was 163.7 MB in the beginning and 160.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1322.52 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 159.4 MB in the beginning and 188.5 MB in the end (delta: -29.1 MB). Peak memory consumption was 90.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 26777.68 ms. Allocated memory was 222.3 MB in the beginning and 629.1 MB in the end (delta: 406.8 MB). Free memory was 187.1 MB in the beginning and 92.2 MB in the end (delta: 94.9 MB). Peak memory consumption was 501.8 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: 862]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: ((((((((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel <= 2) && pumpRunning == 1) || !(\old(systemActive) == 1)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel <= 1) && pumpRunning == 0)) || ((((1 == systemActive && 0 == splverifierCounter) && waterLevel <= 2) && pumpRunning == 0) && 1 == methaneLevelCritical)) || !(0 == \old(pumpRunning))) || ((((1 == systemActive && 0 == splverifierCounter) && waterLevel <= 1) && pumpRunning == 1) && 1 == methaneLevelCritical)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 259 locations, 1 error locations. SAFE Result, 26.6s OverallTime, 13 OverallIterations, 4 TraceHistogramMax, 10.5s AutomataDifference, 0.0s DeadEndRemovalTime, 11.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 2854 SDtfs, 2602 SDslu, 10931 SDs, 0 SdLazy, 7532 SolverSat, 1379 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 612 GetRequests, 465 SyntacticMatches, 1 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 585 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1440occurred in iteration=12, 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: 0.6s AutomataMinimizationTime, 13 MinimizatonAttempts, 365 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 4109 PreInvPairs, 4709 NumberOfFragments, 3598 HoareAnnotationTreeSize, 4109 FomulaSimplifications, 26607 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 72 FomulaSimplificationsInter, 35173 FormulaSimplificationTreeSizeReductionInter, 9.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 1667 NumberOfCodeBlocks, 1667 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1651 ConstructedInterpolants, 0 QuantifiedInterpolants, 330749 SizeOfPredicates, 20 NumberOfNonLiveVariables, 2607 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 16 InterpolantComputations, 11 PerfectInterpolantSequences, 172/192 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...