java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:04:43,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:04:43,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:04:43,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:04:43,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:04:43,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:04:43,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:04:43,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:04:43,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:04:43,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:04:43,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:04:43,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:04:43,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:04:43,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:04:43,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:04:43,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:04:43,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:04:43,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:04:43,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:04:43,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:04:43,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:04:43,989 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:04:43,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:04:43,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:04:43,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:04:43,995 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:04:43,995 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:04:43,996 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:04:43,997 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:04:43,998 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:04:43,998 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:04:43,999 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:04:44,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:04:44,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:04:44,002 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:04:44,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:04:44,003 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:04:44,003 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:04:44,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:04:44,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:04:44,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:04:44,006 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 [2019-09-20 13:04:44,022 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:04:44,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:04:44,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:04:44,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:04:44,024 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:04:44,025 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:04:44,025 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:04:44,025 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:04:44,025 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:04:44,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:04:44,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:04:44,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:04:44,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:04:44,026 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:04:44,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:04:44,027 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:04:44,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:04:44,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:04:44,027 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:04:44,028 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:04:44,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:04:44,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:04:44,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:04:44,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:04:44,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:04:44,029 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:04:44,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:04:44,029 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:04:44,029 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:04:44,076 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:04:44,093 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:04:44,099 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:04:44,100 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:04:44,101 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:04:44,101 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product09.cil.c [2019-09-20 13:04:44,177 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f3a3e0a8/a2c9838dccea4830a25cb62703527c18/FLAG010f9336a [2019-09-20 13:04:44,695 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:04:44,696 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product09.cil.c [2019-09-20 13:04:44,714 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f3a3e0a8/a2c9838dccea4830a25cb62703527c18/FLAG010f9336a [2019-09-20 13:04:45,010 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f3a3e0a8/a2c9838dccea4830a25cb62703527c18 [2019-09-20 13:04:45,021 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:04:45,023 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:04:45,024 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:04:45,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:04:45,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:04:45,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:04:45" (1/1) ... [2019-09-20 13:04:45,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18ade0bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:45, skipping insertion in model container [2019-09-20 13:04:45,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:04:45" (1/1) ... [2019-09-20 13:04:45,042 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:04:45,098 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:04:45,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:04:45,636 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:04:45,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:04:45,764 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:04:45,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:45 WrapperNode [2019-09-20 13:04:45,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:04:45,766 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:04:45,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:04:45,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:04:45,780 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:45" (1/1) ... [2019-09-20 13:04:45,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:45" (1/1) ... [2019-09-20 13:04:45,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:45" (1/1) ... [2019-09-20 13:04:45,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:45" (1/1) ... [2019-09-20 13:04:45,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:45" (1/1) ... [2019-09-20 13:04:45,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:45" (1/1) ... [2019-09-20 13:04:45,864 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:45" (1/1) ... [2019-09-20 13:04:45,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:04:45,872 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:04:45,872 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:04:45,872 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:04:45,873 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:45" (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 [2019-09-20 13:04:45,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:04:45,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:04:45,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 13:04:45,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 13:04:45,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 13:04:45,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 13:04:45,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 13:04:45,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 13:04:45,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 13:04:45,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 13:04:45,953 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 13:04:45,953 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 13:04:45,954 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 13:04:45,954 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-20 13:04:45,955 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 13:04:45,955 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 13:04:45,957 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 13:04:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 13:04:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 13:04:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 13:04:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 13:04:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 13:04:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 13:04:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 13:04:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 13:04:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:04:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 13:04:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 13:04:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 13:04:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 13:04:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 13:04:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 13:04:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 13:04:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 13:04:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 13:04:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 13:04:45,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:04:45,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:04:45,961 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 13:04:45,961 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 13:04:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 13:04:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:04:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:04:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 13:04:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:04:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:04:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:04:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:04:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 13:04:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:04:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 13:04:45,964 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 13:04:45,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:04:45,964 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 13:04:45,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 13:04:45,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:04:45,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 13:04:45,965 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 13:04:45,965 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 13:04:45,965 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 13:04:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 13:04:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 13:04:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 13:04:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 13:04:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 13:04:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 13:04:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 13:04:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 13:04:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 13:04:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 13:04:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 13:04:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-20 13:04:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 13:04:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 13:04:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 13:04:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 13:04:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 13:04:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 13:04:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 13:04:45,970 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 13:04:45,970 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:04:45,970 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 13:04:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 13:04:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:04:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:04:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:04:47,040 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:04:47,041 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 13:04:47,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:04:47 BoogieIcfgContainer [2019-09-20 13:04:47,043 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:04:47,045 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:04:47,045 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:04:47,048 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:04:47,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:04:45" (1/3) ... [2019-09-20 13:04:47,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65564e0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:04:47, skipping insertion in model container [2019-09-20 13:04:47,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:04:45" (2/3) ... [2019-09-20 13:04:47,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65564e0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:04:47, skipping insertion in model container [2019-09-20 13:04:47,052 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:04:47" (3/3) ... [2019-09-20 13:04:47,054 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product09.cil.c [2019-09-20 13:04:47,064 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:04:47,076 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:04:47,092 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:04:47,124 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:04:47,125 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:04:47,125 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:04:47,125 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:04:47,126 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:04:47,126 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:04:47,126 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:04:47,126 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:04:47,126 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:04:47,150 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states. [2019-09-20 13:04:47,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-20 13:04:47,158 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:04:47,159 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] [2019-09-20 13:04:47,161 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:04:47,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:04:47,167 INFO L82 PathProgramCache]: Analyzing trace with hash -1369653698, now seen corresponding path program 1 times [2019-09-20 13:04:47,169 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:04:47,170 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:04:47,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:47,255 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:04:47,255 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:04:47,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:04:47,544 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:04:47,544 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-20 13:04:47,548 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-20 13:04:47,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-20 13:04:47,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:04:47,566 INFO L87 Difference]: Start difference. First operand 140 states. Second operand 2 states. [2019-09-20 13:04:47,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:04:47,603 INFO L93 Difference]: Finished difference Result 168 states and 213 transitions. [2019-09-20 13:04:47,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-20 13:04:47,604 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-09-20 13:04:47,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:04:47,615 INFO L225 Difference]: With dead ends: 168 [2019-09-20 13:04:47,616 INFO L226 Difference]: Without dead ends: 86 [2019-09-20 13:04:47,620 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 [2019-09-20 13:04:47,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2019-09-20 13:04:47,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2019-09-20 13:04:47,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2019-09-20 13:04:47,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 100 transitions. [2019-09-20 13:04:47,671 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 100 transitions. Word has length 51 [2019-09-20 13:04:47,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:04:47,671 INFO L475 AbstractCegarLoop]: Abstraction has 86 states and 100 transitions. [2019-09-20 13:04:47,671 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-20 13:04:47,672 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 100 transitions. [2019-09-20 13:04:47,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-20 13:04:47,675 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:04:47,675 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] [2019-09-20 13:04:47,675 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:04:47,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:04:47,676 INFO L82 PathProgramCache]: Analyzing trace with hash -2015305249, now seen corresponding path program 1 times [2019-09-20 13:04:47,676 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:04:47,676 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:04:47,679 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:47,679 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:04:47,679 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:04:47,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:04:47,808 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:04:47,809 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:04:47,812 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:04:47,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:04:47,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:04:47,813 INFO L87 Difference]: Start difference. First operand 86 states and 100 transitions. Second operand 3 states. [2019-09-20 13:04:47,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:04:47,850 INFO L93 Difference]: Finished difference Result 117 states and 135 transitions. [2019-09-20 13:04:47,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:04:47,852 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-09-20 13:04:47,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:04:47,854 INFO L225 Difference]: With dead ends: 117 [2019-09-20 13:04:47,854 INFO L226 Difference]: Without dead ends: 77 [2019-09-20 13:04:47,856 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 [2019-09-20 13:04:47,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2019-09-20 13:04:47,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2019-09-20 13:04:47,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2019-09-20 13:04:47,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 88 transitions. [2019-09-20 13:04:47,881 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 88 transitions. Word has length 52 [2019-09-20 13:04:47,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:04:47,882 INFO L475 AbstractCegarLoop]: Abstraction has 77 states and 88 transitions. [2019-09-20 13:04:47,882 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:04:47,882 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 88 transitions. [2019-09-20 13:04:47,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-09-20 13:04:47,887 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:04:47,888 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] [2019-09-20 13:04:47,888 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:04:47,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:04:47,888 INFO L82 PathProgramCache]: Analyzing trace with hash 2024373040, now seen corresponding path program 1 times [2019-09-20 13:04:47,889 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:04:47,889 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:04:47,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:47,892 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:04:47,892 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:47,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:04:47,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:04:47,994 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:04:47,994 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:04:47,995 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:04:47,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:04:47,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:04:47,996 INFO L87 Difference]: Start difference. First operand 77 states and 88 transitions. Second operand 3 states. [2019-09-20 13:04:48,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:04:48,022 INFO L93 Difference]: Finished difference Result 126 states and 149 transitions. [2019-09-20 13:04:48,025 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:04:48,026 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2019-09-20 13:04:48,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:04:48,027 INFO L225 Difference]: With dead ends: 126 [2019-09-20 13:04:48,027 INFO L226 Difference]: Without dead ends: 77 [2019-09-20 13:04:48,028 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 [2019-09-20 13:04:48,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2019-09-20 13:04:48,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2019-09-20 13:04:48,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2019-09-20 13:04:48,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 87 transitions. [2019-09-20 13:04:48,045 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 87 transitions. Word has length 56 [2019-09-20 13:04:48,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:04:48,047 INFO L475 AbstractCegarLoop]: Abstraction has 77 states and 87 transitions. [2019-09-20 13:04:48,047 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:04:48,047 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 87 transitions. [2019-09-20 13:04:48,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-09-20 13:04:48,049 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:04:48,053 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] [2019-09-20 13:04:48,054 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:04:48,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:04:48,054 INFO L82 PathProgramCache]: Analyzing trace with hash 1738741033, now seen corresponding path program 1 times [2019-09-20 13:04:48,054 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:04:48,055 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:04:48,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:48,058 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:04:48,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:48,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:04:48,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:04:48,211 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:04:48,211 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:04:48,212 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:04:48,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:04:48,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:04:48,212 INFO L87 Difference]: Start difference. First operand 77 states and 87 transitions. Second operand 6 states. [2019-09-20 13:04:48,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:04:48,399 INFO L93 Difference]: Finished difference Result 167 states and 200 transitions. [2019-09-20 13:04:48,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:04:48,400 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2019-09-20 13:04:48,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:04:48,405 INFO L225 Difference]: With dead ends: 167 [2019-09-20 13:04:48,405 INFO L226 Difference]: Without dead ends: 118 [2019-09-20 13:04:48,406 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-20 13:04:48,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-09-20 13:04:48,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 116. [2019-09-20 13:04:48,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2019-09-20 13:04:48,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 134 transitions. [2019-09-20 13:04:48,422 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 134 transitions. Word has length 59 [2019-09-20 13:04:48,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:04:48,423 INFO L475 AbstractCegarLoop]: Abstraction has 116 states and 134 transitions. [2019-09-20 13:04:48,423 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:04:48,423 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 134 transitions. [2019-09-20 13:04:48,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-09-20 13:04:48,425 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:04:48,425 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] [2019-09-20 13:04:48,425 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:04:48,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:04:48,426 INFO L82 PathProgramCache]: Analyzing trace with hash -822748467, now seen corresponding path program 1 times [2019-09-20 13:04:48,426 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:04:48,426 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:04:48,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:48,429 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:04:48,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:04:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:04:48,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:04:48,541 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:04:48,541 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:04:48,542 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:04:48,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:04:48,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:04:48,543 INFO L87 Difference]: Start difference. First operand 116 states and 134 transitions. Second operand 6 states. [2019-09-20 13:04:48,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:04:48,728 INFO L93 Difference]: Finished difference Result 194 states and 231 transitions. [2019-09-20 13:04:48,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:04:48,729 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2019-09-20 13:04:48,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:04:48,730 INFO L225 Difference]: With dead ends: 194 [2019-09-20 13:04:48,730 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:04:48,732 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-20 13:04:48,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:04:48,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:04:48,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:04:48,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:04:48,733 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2019-09-20 13:04:48,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:04:48,734 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:04:48,734 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:04:48,735 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:04:48,735 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:04:48,740 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 13:04:49,480 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-09-20 13:04:49,481 INFO L443 ceAbstractionStarter]: For program point L126-2(lines 126 147) no Hoare annotation was computed. [2019-09-20 13:04:49,481 INFO L443 ceAbstractionStarter]: For program point L148(lines 125 149) no Hoare annotation was computed. [2019-09-20 13:04:49,481 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 101 156) no Hoare annotation was computed. [2019-09-20 13:04:49,481 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 101 156) no Hoare annotation was computed. [2019-09-20 13:04:49,481 INFO L443 ceAbstractionStarter]: For program point L132(lines 132 136) no Hoare annotation was computed. [2019-09-20 13:04:49,481 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2019-09-20 13:04:49,482 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 101 156) no Hoare annotation was computed. [2019-09-20 13:04:49,482 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 193) no Hoare annotation was computed. [2019-09-20 13:04:49,482 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 189 193) no Hoare annotation was computed. [2019-09-20 13:04:49,482 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-09-20 13:04:49,482 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 157 216) no Hoare annotation was computed. [2019-09-20 13:04:49,482 INFO L443 ceAbstractionStarter]: For program point L183-2(lines 183 208) no Hoare annotation was computed. [2019-09-20 13:04:49,482 INFO L443 ceAbstractionStarter]: For program point L209(lines 182 210) no Hoare annotation was computed. [2019-09-20 13:04:49,482 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 157 216) no Hoare annotation was computed. [2019-09-20 13:04:49,482 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-09-20 13:04:49,483 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 157 216) no Hoare annotation was computed. [2019-09-20 13:04:49,483 INFO L443 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2019-09-20 13:04:49,483 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 855 861) the Hoare annotation is: true [2019-09-20 13:04:49,483 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 855 861) no Hoare annotation was computed. [2019-09-20 13:04:49,483 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 862 870) no Hoare annotation was computed. [2019-09-20 13:04:49,483 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 862 870) the Hoare annotation is: true [2019-09-20 13:04:49,483 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 862 870) no Hoare annotation was computed. [2019-09-20 13:04:49,484 INFO L439 ceAbstractionStarter]: At program point L738-1(line 738) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:04:49,484 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 732 754) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:04:49,484 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 732 754) no Hoare annotation was computed. [2019-09-20 13:04:49,484 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 732 754) no Hoare annotation was computed. [2019-09-20 13:04:49,484 INFO L439 ceAbstractionStarter]: At program point L744(line 744) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:04:49,484 INFO L439 ceAbstractionStarter]: At program point L744-1(line 744) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:04:49,485 INFO L443 ceAbstractionStarter]: For program point L742(lines 742 749) no Hoare annotation was computed. [2019-09-20 13:04:49,485 INFO L443 ceAbstractionStarter]: For program point L742-1(lines 742 749) no Hoare annotation was computed. [2019-09-20 13:04:49,485 INFO L443 ceAbstractionStarter]: For program point L740(line 740) no Hoare annotation was computed. [2019-09-20 13:04:49,485 INFO L439 ceAbstractionStarter]: At program point L739(line 739) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:04:49,485 INFO L439 ceAbstractionStarter]: At program point L738(line 738) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:04:49,485 INFO L443 ceAbstractionStarter]: For program point L705(line 705) no Hoare annotation was computed. [2019-09-20 13:04:49,485 INFO L443 ceAbstractionStarter]: For program point L704(line 704) no Hoare annotation was computed. [2019-09-20 13:04:49,485 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 687 710) no Hoare annotation was computed. [2019-09-20 13:04:49,486 INFO L443 ceAbstractionStarter]: For program point L703(line 703) no Hoare annotation was computed. [2019-09-20 13:04:49,486 INFO L443 ceAbstractionStarter]: For program point L702(line 702) no Hoare annotation was computed. [2019-09-20 13:04:49,486 INFO L443 ceAbstractionStarter]: For program point L701(line 701) no Hoare annotation was computed. [2019-09-20 13:04:49,486 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 687 710) no Hoare annotation was computed. [2019-09-20 13:04:49,486 INFO L443 ceAbstractionStarter]: For program point L700(line 700) no Hoare annotation was computed. [2019-09-20 13:04:49,486 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 687 710) no Hoare annotation was computed. [2019-09-20 13:04:49,486 INFO L443 ceAbstractionStarter]: For program point L699(line 699) no Hoare annotation was computed. [2019-09-20 13:04:49,486 INFO L443 ceAbstractionStarter]: For program point L698(line 698) no Hoare annotation was computed. [2019-09-20 13:04:49,486 INFO L443 ceAbstractionStarter]: For program point L697(line 697) no Hoare annotation was computed. [2019-09-20 13:04:49,487 INFO L443 ceAbstractionStarter]: For program point L696(line 696) no Hoare annotation was computed. [2019-09-20 13:04:49,487 INFO L443 ceAbstractionStarter]: For program point L695(line 695) no Hoare annotation was computed. [2019-09-20 13:04:49,487 INFO L443 ceAbstractionStarter]: For program point L694(line 694) no Hoare annotation was computed. [2019-09-20 13:04:49,487 INFO L443 ceAbstractionStarter]: For program point L693(line 693) no Hoare annotation was computed. [2019-09-20 13:04:49,487 INFO L443 ceAbstractionStarter]: For program point L692(line 692) no Hoare annotation was computed. [2019-09-20 13:04:49,487 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 526 533) no Hoare annotation was computed. [2019-09-20 13:04:49,487 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 526 533) no Hoare annotation was computed. [2019-09-20 13:04:49,487 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 526 533) no Hoare annotation was computed. [2019-09-20 13:04:49,487 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 571 579) no Hoare annotation was computed. [2019-09-20 13:04:49,488 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 571 579) the Hoare annotation is: true [2019-09-20 13:04:49,488 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 571 579) no Hoare annotation was computed. [2019-09-20 13:04:49,488 INFO L443 ceAbstractionStarter]: For program point L610-1(line 610) no Hoare annotation was computed. [2019-09-20 13:04:49,488 INFO L443 ceAbstractionStarter]: For program point L599(lines 599 607) no Hoare annotation was computed. [2019-09-20 13:04:49,488 INFO L443 ceAbstractionStarter]: For program point L599-2(lines 599 607) no Hoare annotation was computed. [2019-09-20 13:04:49,488 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 580 615) no Hoare annotation was computed. [2019-09-20 13:04:49,488 INFO L443 ceAbstractionStarter]: For program point L587(lines 587 595) no Hoare annotation was computed. [2019-09-20 13:04:49,488 INFO L443 ceAbstractionStarter]: For program point L587-2(lines 587 595) no Hoare annotation was computed. [2019-09-20 13:04:49,489 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 580 615) no Hoare annotation was computed. [2019-09-20 13:04:49,489 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 580 615) no Hoare annotation was computed. [2019-09-20 13:04:49,489 INFO L443 ceAbstractionStarter]: For program point L610(line 610) no Hoare annotation was computed. [2019-09-20 13:04:49,489 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 848 854) no Hoare annotation was computed. [2019-09-20 13:04:49,489 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 848 854) the Hoare annotation is: true [2019-09-20 13:04:49,489 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 55 100) no Hoare annotation was computed. [2019-09-20 13:04:49,489 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 55 100) no Hoare annotation was computed. [2019-09-20 13:04:49,489 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 55 100) no Hoare annotation was computed. [2019-09-20 13:04:49,490 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 402) no Hoare annotation was computed. [2019-09-20 13:04:49,490 INFO L443 ceAbstractionStarter]: For program point L382-1(lines 382 402) no Hoare annotation was computed. [2019-09-20 13:04:49,490 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 368 413) no Hoare annotation was computed. [2019-09-20 13:04:49,490 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 368 413) no Hoare annotation was computed. [2019-09-20 13:04:49,490 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 368 413) no Hoare annotation was computed. [2019-09-20 13:04:49,490 INFO L443 ceAbstractionStarter]: For program point L388(lines 388 395) no Hoare annotation was computed. [2019-09-20 13:04:49,490 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 718 728) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:04:49,490 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 718 728) no Hoare annotation was computed. [2019-09-20 13:04:49,491 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 718 728) no Hoare annotation was computed. [2019-09-20 13:04:49,491 INFO L439 ceAbstractionStarter]: At program point L723(line 723) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:04:49,491 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 560 570) no Hoare annotation was computed. [2019-09-20 13:04:49,491 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 560 570) no Hoare annotation was computed. [2019-09-20 13:04:49,491 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 560 570) no Hoare annotation was computed. [2019-09-20 13:04:49,491 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-09-20 13:04:49,491 INFO L443 ceAbstractionStarter]: For program point L565-1(line 565) no Hoare annotation was computed. [2019-09-20 13:04:49,492 INFO L443 ceAbstractionStarter]: For program point deactivatePumpENTRY(lines 552 559) no Hoare annotation was computed. [2019-09-20 13:04:49,492 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 552 559) no Hoare annotation was computed. [2019-09-20 13:04:49,492 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 552 559) no Hoare annotation was computed. [2019-09-20 13:04:49,492 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 519 525) no Hoare annotation was computed. [2019-09-20 13:04:49,492 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 519 525) the Hoare annotation is: true [2019-09-20 13:04:49,492 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 419 482) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:04:49,493 INFO L439 ceAbstractionStarter]: At program point L475(lines 428 476) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:04:49,493 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 419 482) no Hoare annotation was computed. [2019-09-20 13:04:49,493 INFO L443 ceAbstractionStarter]: For program point L465(lines 465 469) no Hoare annotation was computed. [2019-09-20 13:04:49,493 INFO L439 ceAbstractionStarter]: At program point L465-2(lines 459 470) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 test_~splverifierCounter~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:04:49,494 INFO L443 ceAbstractionStarter]: For program point L430(lines 429 474) no Hoare annotation was computed. [2019-09-20 13:04:49,494 INFO L443 ceAbstractionStarter]: For program point L459(lines 459 470) no Hoare annotation was computed. [2019-09-20 13:04:49,494 INFO L439 ceAbstractionStarter]: At program point L451(line 451) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 test_~splverifierCounter~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:04:49,494 INFO L443 ceAbstractionStarter]: For program point L449(lines 449 455) no Hoare annotation was computed. [2019-09-20 13:04:49,494 INFO L443 ceAbstractionStarter]: For program point L449-1(lines 449 455) no Hoare annotation was computed. [2019-09-20 13:04:49,495 INFO L439 ceAbstractionStarter]: At program point L441(line 441) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 test_~splverifierCounter~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:04:49,495 INFO L439 ceAbstractionStarter]: At program point L472(lines 429 474) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 test_~splverifierCounter~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:04:49,495 INFO L443 ceAbstractionStarter]: For program point L439(lines 439 445) no Hoare annotation was computed. [2019-09-20 13:04:49,495 INFO L443 ceAbstractionStarter]: For program point L439-1(lines 439 445) no Hoare annotation was computed. [2019-09-20 13:04:49,495 INFO L443 ceAbstractionStarter]: For program point L431(lines 431 435) no Hoare annotation was computed. [2019-09-20 13:04:49,495 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 419 482) no Hoare annotation was computed. [2019-09-20 13:04:49,496 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 322 367) no Hoare annotation was computed. [2019-09-20 13:04:49,496 INFO L443 ceAbstractionStarter]: For program point L342(lines 342 349) no Hoare annotation was computed. [2019-09-20 13:04:49,496 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 322 367) no Hoare annotation was computed. [2019-09-20 13:04:49,496 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 322 367) no Hoare annotation was computed. [2019-09-20 13:04:49,496 INFO L443 ceAbstractionStarter]: For program point L336(lines 336 356) no Hoare annotation was computed. [2019-09-20 13:04:49,496 INFO L443 ceAbstractionStarter]: For program point L336-1(lines 336 356) no Hoare annotation was computed. [2019-09-20 13:04:49,496 INFO L439 ceAbstractionStarter]: At program point L641(line 641) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:04:49,496 INFO L443 ceAbstractionStarter]: For program point L639(lines 639 645) no Hoare annotation was computed. [2019-09-20 13:04:49,497 INFO L443 ceAbstractionStarter]: For program point L638(lines 638 648) no Hoare annotation was computed. [2019-09-20 13:04:49,497 INFO L439 ceAbstractionStarter]: At program point L636(line 636) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:04:49,497 INFO L443 ceAbstractionStarter]: For program point L636-1(line 636) no Hoare annotation was computed. [2019-09-20 13:04:49,497 INFO L443 ceAbstractionStarter]: For program point L634(lines 634 651) no Hoare annotation was computed. [2019-09-20 13:04:49,497 INFO L443 ceAbstractionStarter]: For program point L634-1(lines 626 654) no Hoare annotation was computed. [2019-09-20 13:04:49,497 INFO L446 ceAbstractionStarter]: At program point L632(line 632) the Hoare annotation is: true [2019-09-20 13:04:49,497 INFO L443 ceAbstractionStarter]: For program point L632-1(line 632) no Hoare annotation was computed. [2019-09-20 13:04:49,498 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 626 654) the Hoare annotation is: true [2019-09-20 13:04:49,498 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 626 654) no Hoare annotation was computed. [2019-09-20 13:04:49,498 INFO L443 ceAbstractionStarter]: For program point L812(lines 812 820) no Hoare annotation was computed. [2019-09-20 13:04:49,498 INFO L443 ceAbstractionStarter]: For program point L812-2(lines 812 820) no Hoare annotation was computed. [2019-09-20 13:04:49,498 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 804 826) no Hoare annotation was computed. [2019-09-20 13:04:49,498 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 804 826) no Hoare annotation was computed. [2019-09-20 13:04:49,498 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 804 826) no Hoare annotation was computed. [2019-09-20 13:04:49,499 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 618 625) the Hoare annotation is: true [2019-09-20 13:04:49,499 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 618 625) no Hoare annotation was computed. [2019-09-20 13:04:49,499 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 618 625) no Hoare annotation was computed. [2019-09-20 13:04:49,499 INFO L443 ceAbstractionStarter]: For program point L289(lines 267 290) no Hoare annotation was computed. [2019-09-20 13:04:49,499 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 219 321) no Hoare annotation was computed. [2019-09-20 13:04:49,499 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 264) no Hoare annotation was computed. [2019-09-20 13:04:49,499 INFO L443 ceAbstractionStarter]: For program point L308(lines 308 315) no Hoare annotation was computed. [2019-09-20 13:04:49,499 INFO L443 ceAbstractionStarter]: For program point L269(lines 268 288) no Hoare annotation was computed. [2019-09-20 13:04:49,500 INFO L443 ceAbstractionStarter]: For program point L300(line 300) no Hoare annotation was computed. [2019-09-20 13:04:49,500 INFO L443 ceAbstractionStarter]: For program point L300-1(line 300) no Hoare annotation was computed. [2019-09-20 13:04:49,500 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 306) no Hoare annotation was computed. [2019-09-20 13:04:49,500 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 219 321) no Hoare annotation was computed. [2019-09-20 13:04:49,500 INFO L443 ceAbstractionStarter]: For program point L284(line 284) no Hoare annotation was computed. [2019-09-20 13:04:49,500 INFO L443 ceAbstractionStarter]: For program point L284-1(line 284) no Hoare annotation was computed. [2019-09-20 13:04:49,500 INFO L443 ceAbstractionStarter]: For program point L243(lines 243 247) no Hoare annotation was computed. [2019-09-20 13:04:49,500 INFO L443 ceAbstractionStarter]: For program point L307(lines 307 318) no Hoare annotation was computed. [2019-09-20 13:04:49,500 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 219 321) no Hoare annotation was computed. [2019-09-20 13:04:49,501 INFO L443 ceAbstractionStarter]: For program point L270(lines 270 274) no Hoare annotation was computed. [2019-09-20 13:04:49,501 INFO L443 ceAbstractionStarter]: For program point L268-2(lines 268 288) no Hoare annotation was computed. [2019-09-20 13:04:49,501 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 838 847) no Hoare annotation was computed. [2019-09-20 13:04:49,501 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 838 847) no Hoare annotation was computed. [2019-09-20 13:04:49,501 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 838 847) no Hoare annotation was computed. [2019-09-20 13:04:49,501 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:04:49,501 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:04:49,501 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:04:49,502 INFO L443 ceAbstractionStarter]: For program point L546-1(lines 535 551) no Hoare annotation was computed. [2019-09-20 13:04:49,502 INFO L443 ceAbstractionStarter]: For program point L542(lines 542 548) no Hoare annotation was computed. [2019-09-20 13:04:49,502 INFO L443 ceAbstractionStarter]: For program point L540(line 540) no Hoare annotation was computed. [2019-09-20 13:04:49,502 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 535 551) no Hoare annotation was computed. [2019-09-20 13:04:49,502 INFO L443 ceAbstractionStarter]: For program point L540-1(line 540) no Hoare annotation was computed. [2019-09-20 13:04:49,502 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 535 551) no Hoare annotation was computed. [2019-09-20 13:04:49,502 INFO L443 ceAbstractionStarter]: For program point L546(line 546) no Hoare annotation was computed. [2019-09-20 13:04:49,503 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 827 835) no Hoare annotation was computed. [2019-09-20 13:04:49,503 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 827 835) no Hoare annotation was computed. [2019-09-20 13:04:49,503 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 827 835) no Hoare annotation was computed. [2019-09-20 13:04:49,503 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:04:49,503 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-20 13:04:49,503 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:04:49,503 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 783 794) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:04:49,504 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 783 794) no Hoare annotation was computed. [2019-09-20 13:04:49,504 INFO L443 ceAbstractionStarter]: For program point L787-1(lines 783 794) no Hoare annotation was computed. [2019-09-20 13:04:49,504 INFO L446 ceAbstractionStarter]: At program point L508(line 508) the Hoare annotation is: true [2019-09-20 13:04:49,504 INFO L446 ceAbstractionStarter]: At program point L506(lines 506 512) the Hoare annotation is: true [2019-09-20 13:04:49,504 INFO L439 ceAbstractionStarter]: At program point L501(line 501) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:04:49,504 INFO L443 ceAbstractionStarter]: For program point L499(lines 498 517) no Hoare annotation was computed. [2019-09-20 13:04:49,505 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 495 518) the Hoare annotation is: true [2019-09-20 13:04:49,505 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 495 518) no Hoare annotation was computed. [2019-09-20 13:04:49,505 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 495 518) no Hoare annotation was computed. [2019-09-20 13:04:49,505 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 657 686) no Hoare annotation was computed. [2019-09-20 13:04:49,505 INFO L443 ceAbstractionStarter]: For program point L671(lines 671 675) no Hoare annotation was computed. [2019-09-20 13:04:49,505 INFO L446 ceAbstractionStarter]: At program point L671-1(lines 671 675) the Hoare annotation is: true [2019-09-20 13:04:49,505 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 657 686) the Hoare annotation is: true [2019-09-20 13:04:49,505 INFO L443 ceAbstractionStarter]: For program point L668(line 668) no Hoare annotation was computed. [2019-09-20 13:04:49,506 INFO L446 ceAbstractionStarter]: At program point L667-2(lines 667 681) the Hoare annotation is: true [2019-09-20 13:04:49,506 INFO L446 ceAbstractionStarter]: At program point L663(line 663) the Hoare annotation is: true [2019-09-20 13:04:49,506 INFO L443 ceAbstractionStarter]: For program point L663-1(line 663) no Hoare annotation was computed. [2019-09-20 13:04:49,506 INFO L446 ceAbstractionStarter]: At program point L682(lines 657 686) the Hoare annotation is: true [2019-09-20 13:04:49,506 INFO L443 ceAbstractionStarter]: For program point L678(line 678) no Hoare annotation was computed. [2019-09-20 13:04:49,506 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 795 803) the Hoare annotation is: true [2019-09-20 13:04:49,506 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 795 803) no Hoare annotation was computed. [2019-09-20 13:04:49,506 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 795 803) no Hoare annotation was computed. [2019-09-20 13:04:49,507 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 759 770) the Hoare annotation is: true [2019-09-20 13:04:49,507 INFO L443 ceAbstractionStarter]: For program point L763-1(lines 759 770) no Hoare annotation was computed. [2019-09-20 13:04:49,507 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 759 770) no Hoare annotation was computed. [2019-09-20 13:04:49,507 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 711 717) no Hoare annotation was computed. [2019-09-20 13:04:49,507 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 711 717) the Hoare annotation is: true [2019-09-20 13:04:49,507 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:04:49,507 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (<= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-09-20 13:04:49,508 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:04:49,508 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:04:49,508 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 771 782) no Hoare annotation was computed. [2019-09-20 13:04:49,508 INFO L443 ceAbstractionStarter]: For program point L775-1(lines 771 782) no Hoare annotation was computed. [2019-09-20 13:04:49,508 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 771 782) the Hoare annotation is: true [2019-09-20 13:04:49,508 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-09-20 13:04:49,508 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-09-20 13:04:49,509 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-09-20 13:04:49,509 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-09-20 13:04:49,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:04:49 BoogieIcfgContainer [2019-09-20 13:04:49,523 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:04:49,529 INFO L168 Benchmark]: Toolchain (without parser) took 4501.81 ms. Allocated memory was 136.3 MB in the beginning and 277.3 MB in the end (delta: 141.0 MB). Free memory was 82.5 MB in the beginning and 144.0 MB in the end (delta: -61.6 MB). Peak memory consumption was 79.5 MB. Max. memory is 7.1 GB. [2019-09-20 13:04:49,530 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 136.3 MB. Free memory was 102.2 MB in the beginning and 101.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:04:49,532 INFO L168 Benchmark]: CACSL2BoogieTranslator took 741.29 ms. Allocated memory was 136.3 MB in the beginning and 197.1 MB in the end (delta: 60.8 MB). Free memory was 82.3 MB in the beginning and 163.7 MB in the end (delta: -81.5 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2019-09-20 13:04:49,534 INFO L168 Benchmark]: Boogie Preprocessor took 105.71 ms. Allocated memory is still 197.1 MB. Free memory was 163.7 MB in the beginning and 159.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-20 13:04:49,535 INFO L168 Benchmark]: RCFGBuilder took 1171.35 ms. Allocated memory is still 197.1 MB. Free memory was 159.8 MB in the beginning and 76.4 MB in the end (delta: 83.4 MB). Peak memory consumption was 83.4 MB. Max. memory is 7.1 GB. [2019-09-20 13:04:49,537 INFO L168 Benchmark]: TraceAbstraction took 2478.13 ms. Allocated memory was 197.1 MB in the beginning and 277.3 MB in the end (delta: 80.2 MB). Free memory was 75.7 MB in the beginning and 144.0 MB in the end (delta: -68.3 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. [2019-09-20 13:04:49,547 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 136.3 MB. Free memory was 102.2 MB in the beginning and 101.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 741.29 ms. Allocated memory was 136.3 MB in the beginning and 197.1 MB in the end (delta: 60.8 MB). Free memory was 82.3 MB in the beginning and 163.7 MB in the end (delta: -81.5 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 105.71 ms. Allocated memory is still 197.1 MB. Free memory was 163.7 MB in the beginning and 159.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1171.35 ms. Allocated memory is still 197.1 MB. Free memory was 159.8 MB in the beginning and 76.4 MB in the end (delta: 83.4 MB). Peak memory consumption was 83.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2478.13 ms. Allocated memory was 197.1 MB in the beginning and 277.3 MB in the end (delta: 80.2 MB). Free memory was 75.7 MB in the beginning and 144.0 MB in the end (delta: -68.3 MB). Peak memory consumption was 11.9 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: 429]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) || 0 == splverifierCounter) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 206 locations, 1 error locations. SAFE Result, 2.3s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 450 SDtfs, 158 SDslu, 555 SDs, 0 SdLazy, 97 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 29 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=140occurred in iteration=0, 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 155 PreInvPairs, 168 NumberOfFragments, 301 HoareAnnotationTreeSize, 155 FomulaSimplifications, 56 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 42 FomulaSimplificationsInter, 597 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 281 NumberOfCodeBlocks, 281 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 276 ConstructedInterpolants, 0 QuantifiedInterpolants, 26704 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...