/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:53:48,016 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:53:48,019 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:53:48,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:53:48,037 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:53:48,038 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:53:48,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:53:48,043 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:53:48,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:53:48,054 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:53:48,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:53:48,060 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:53:48,060 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:53:48,061 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:53:48,064 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:53:48,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:53:48,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:53:48,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:53:48,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:53:48,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:53:48,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:53:48,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:53:48,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:53:48,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:53:48,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:53:48,089 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:53:48,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:53:48,091 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:53:48,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:53:48,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:53:48,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:53:48,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:53:48,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:53:48,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:53:48,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:53:48,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:53:48,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:53:48,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:53:48,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:53:48,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:53:48,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:53:48,108 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-06 21:53:48,122 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:53:48,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:53:48,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:53:48,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:53:48,124 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:53:48,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:53:48,125 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:53:48,125 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:53:48,125 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:53:48,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:53:48,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:53:48,126 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:53:48,126 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:53:48,126 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:53:48,126 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:53:48,126 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:53:48,126 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:53:48,127 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:53:48,127 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:53:48,127 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:53:48,127 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:53:48,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:53:48,128 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:53:48,128 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:53:48,128 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:53:48,128 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:53:48,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:53:48,129 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:53:48,129 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:53:48,424 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:53:48,437 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:53:48,440 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:53:48,442 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:53:48,442 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:53:48,443 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product14.cil.c [2019-11-06 21:53:48,504 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b9d0c37f/fc32fad24983418b8153a1e24052c7dc/FLAG95ee1e111 [2019-11-06 21:53:49,026 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:53:49,027 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product14.cil.c [2019-11-06 21:53:49,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b9d0c37f/fc32fad24983418b8153a1e24052c7dc/FLAG95ee1e111 [2019-11-06 21:53:49,332 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b9d0c37f/fc32fad24983418b8153a1e24052c7dc [2019-11-06 21:53:49,340 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:53:49,342 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:53:49,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:53:49,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:53:49,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:53:49,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:53:49" (1/1) ... [2019-11-06 21:53:49,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44fe9e6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49, skipping insertion in model container [2019-11-06 21:53:49,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:53:49" (1/1) ... [2019-11-06 21:53:49,358 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:53:49,425 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:53:49,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:53:49,864 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:53:49,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:53:49,977 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:53:49,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49 WrapperNode [2019-11-06 21:53:49,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:53:49,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:53:49,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:53:49,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:53:49,989 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49" (1/1) ... [2019-11-06 21:53:49,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49" (1/1) ... [2019-11-06 21:53:50,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49" (1/1) ... [2019-11-06 21:53:50,007 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49" (1/1) ... [2019-11-06 21:53:50,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49" (1/1) ... [2019-11-06 21:53:50,068 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49" (1/1) ... [2019-11-06 21:53:50,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49" (1/1) ... [2019-11-06 21:53:50,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:53:50,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:53:50,097 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:53:50,097 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:53:50,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:53:50,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:53:50,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:53:50,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:53:50,170 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-06 21:53:50,170 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-06 21:53:50,170 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-06 21:53:50,171 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-06 21:53:50,171 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-06 21:53:50,171 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-06 21:53:50,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:53:50,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:53:50,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:53:50,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:53:50,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:53:50,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:53:50,172 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:53:50,172 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:53:50,172 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:53:50,173 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:53:50,173 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-06 21:53:50,173 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-06 21:53:50,173 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:53:50,173 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-06 21:53:50,173 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:53:50,174 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:53:50,174 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-06 21:53:50,174 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-06 21:53:50,174 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-06 21:53:50,174 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-11-06 21:53:50,175 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-06 21:53:50,175 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-06 21:53:50,175 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-06 21:53:50,175 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-06 21:53:50,175 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-06 21:53:50,175 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-06 21:53:50,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-11-06 21:53:50,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:53:50,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:53:50,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:53:50,176 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:53:50,176 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-06 21:53:50,176 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-06 21:53:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-06 21:53:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-06 21:53:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-06 21:53:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-06 21:53:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:53:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:53:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:53:50,178 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:53:50,178 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:53:50,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:53:50,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:53:50,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:53:50,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:53:50,178 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:53:50,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:53:50,179 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:53:50,179 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:53:50,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:53:50,179 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:53:50,179 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:53:50,179 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:53:50,180 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:53:50,180 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:53:50,180 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:53:50,180 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:53:50,180 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-06 21:53:50,180 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-06 21:53:50,181 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-06 21:53:50,181 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-06 21:53:50,181 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:53:50,181 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:53:50,181 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-06 21:53:50,181 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:53:50,182 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-06 21:53:50,182 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-06 21:53:50,182 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-06 21:53:50,182 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-06 21:53:50,182 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-11-06 21:53:50,182 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-06 21:53:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-06 21:53:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-06 21:53:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-11-06 21:53:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:53:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:53:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:53:50,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:53:51,253 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:53:51,253 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-06 21:53:51,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:53:51 BoogieIcfgContainer [2019-11-06 21:53:51,255 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:53:51,256 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:53:51,256 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:53:51,259 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:53:51,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:53:49" (1/3) ... [2019-11-06 21:53:51,260 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b02e479 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:53:51, skipping insertion in model container [2019-11-06 21:53:51,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49" (2/3) ... [2019-11-06 21:53:51,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b02e479 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:53:51, skipping insertion in model container [2019-11-06 21:53:51,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:53:51" (3/3) ... [2019-11-06 21:53:51,263 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product14.cil.c [2019-11-06 21:53:51,273 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:53:51,282 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:53:51,294 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:53:51,320 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:53:51,320 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:53:51,320 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:53:51,321 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:53:51,321 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:53:51,321 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:53:51,321 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:53:51,322 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:53:51,345 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states. [2019-11-06 21:53:51,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-06 21:53:51,355 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:53:51,356 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:53:51,359 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:53:51,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:53:51,365 INFO L82 PathProgramCache]: Analyzing trace with hash -537699629, now seen corresponding path program 1 times [2019-11-06 21:53:51,374 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:53:51,375 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333458602] [2019-11-06 21:53:51,375 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:53:51,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:52,017 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 21:53:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:52,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:52,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:52,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 21:53:52,130 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333458602] [2019-11-06 21:53:52,131 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:53:52,131 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-06 21:53:52,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908027265] [2019-11-06 21:53:52,138 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 21:53:52,139 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:53:52,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 21:53:52,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 21:53:52,160 INFO L87 Difference]: Start difference. First operand 154 states. Second operand 3 states. [2019-11-06 21:53:53,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:53:53,185 INFO L93 Difference]: Finished difference Result 246 states and 327 transitions. [2019-11-06 21:53:53,186 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 21:53:53,193 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-11-06 21:53:53,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:53:53,216 INFO L225 Difference]: With dead ends: 246 [2019-11-06 21:53:53,216 INFO L226 Difference]: Without dead ends: 134 [2019-11-06 21:53:53,223 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 21:53:53,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2019-11-06 21:53:53,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 103. [2019-11-06 21:53:53,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2019-11-06 21:53:53,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 120 transitions. [2019-11-06 21:53:53,353 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 120 transitions. Word has length 46 [2019-11-06 21:53:53,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:53:53,353 INFO L462 AbstractCegarLoop]: Abstraction has 103 states and 120 transitions. [2019-11-06 21:53:53,354 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 21:53:53,354 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 120 transitions. [2019-11-06 21:53:53,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-06 21:53:53,359 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:53:53,359 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:53:53,359 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:53:53,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:53:53,360 INFO L82 PathProgramCache]: Analyzing trace with hash -457090641, now seen corresponding path program 1 times [2019-11-06 21:53:53,360 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:53:53,360 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522096510] [2019-11-06 21:53:53,360 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:53:53,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:53,762 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 21:53:53,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:53,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:53,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:53,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:53,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:53,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 21:53:53,796 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522096510] [2019-11-06 21:53:53,797 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:53:53,797 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-06 21:53:53,797 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732048695] [2019-11-06 21:53:53,799 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-06 21:53:53,799 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:53:53,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-06 21:53:53,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-06 21:53:53,800 INFO L87 Difference]: Start difference. First operand 103 states and 120 transitions. Second operand 4 states. [2019-11-06 21:53:54,340 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-06 21:53:54,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:53:54,940 INFO L93 Difference]: Finished difference Result 175 states and 214 transitions. [2019-11-06 21:53:54,941 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-06 21:53:54,941 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2019-11-06 21:53:54,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:53:54,944 INFO L225 Difference]: With dead ends: 175 [2019-11-06 21:53:54,944 INFO L226 Difference]: Without dead ends: 118 [2019-11-06 21:53:54,946 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-06 21:53:54,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-11-06 21:53:54,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 94. [2019-11-06 21:53:54,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2019-11-06 21:53:54,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 108 transitions. [2019-11-06 21:53:54,974 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 108 transitions. Word has length 47 [2019-11-06 21:53:54,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:53:54,974 INFO L462 AbstractCegarLoop]: Abstraction has 94 states and 108 transitions. [2019-11-06 21:53:54,975 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-06 21:53:54,975 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 108 transitions. [2019-11-06 21:53:54,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-06 21:53:54,977 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:53:54,977 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:53:54,977 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:53:54,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:53:54,978 INFO L82 PathProgramCache]: Analyzing trace with hash 333200884, now seen corresponding path program 1 times [2019-11-06 21:53:54,978 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:53:54,978 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328186774] [2019-11-06 21:53:54,978 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:53:55,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:55,302 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 21:53:55,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:55,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:55,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:55,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:55,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 21:53:55,427 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328186774] [2019-11-06 21:53:55,427 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:53:55,427 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-06 21:53:55,427 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169209363] [2019-11-06 21:53:55,429 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-06 21:53:55,429 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:53:55,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-06 21:53:55,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-11-06 21:53:55,430 INFO L87 Difference]: Start difference. First operand 94 states and 108 transitions. Second operand 8 states. [2019-11-06 21:53:55,952 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 21:53:56,335 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 21:53:56,599 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 21:53:56,862 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 21:53:57,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:53:57,853 INFO L93 Difference]: Finished difference Result 188 states and 232 transitions. [2019-11-06 21:53:57,854 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-06 21:53:57,854 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2019-11-06 21:53:57,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:53:57,856 INFO L225 Difference]: With dead ends: 188 [2019-11-06 21:53:57,857 INFO L226 Difference]: Without dead ends: 118 [2019-11-06 21:53:57,858 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:53:57,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-11-06 21:53:57,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 94. [2019-11-06 21:53:57,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2019-11-06 21:53:57,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 107 transitions. [2019-11-06 21:53:57,884 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 107 transitions. Word has length 52 [2019-11-06 21:53:57,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:53:57,884 INFO L462 AbstractCegarLoop]: Abstraction has 94 states and 107 transitions. [2019-11-06 21:53:57,884 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-06 21:53:57,884 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 107 transitions. [2019-11-06 21:53:57,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-06 21:53:57,886 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:53:57,886 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:53:57,886 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:53:57,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:53:57,887 INFO L82 PathProgramCache]: Analyzing trace with hash 1103427225, now seen corresponding path program 1 times [2019-11-06 21:53:57,887 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:53:57,887 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255846680] [2019-11-06 21:53:57,888 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:53:57,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:58,198 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 21:53:58,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:58,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:58,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:58,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:58,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:58,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:58,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 21:53:58,276 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255846680] [2019-11-06 21:53:58,276 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:53:58,276 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-06 21:53:58,277 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314623120] [2019-11-06 21:53:58,277 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-06 21:53:58,277 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:53:58,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-06 21:53:58,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-11-06 21:53:58,278 INFO L87 Difference]: Start difference. First operand 94 states and 107 transitions. Second operand 8 states. [2019-11-06 21:53:58,784 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 21:53:59,786 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 21:54:00,161 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 21:54:00,717 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 21:54:00,985 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 21:54:01,342 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-06 21:54:01,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:54:01,778 INFO L93 Difference]: Finished difference Result 294 states and 387 transitions. [2019-11-06 21:54:01,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-11-06 21:54:01,778 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2019-11-06 21:54:01,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:54:01,783 INFO L225 Difference]: With dead ends: 294 [2019-11-06 21:54:01,783 INFO L226 Difference]: Without dead ends: 224 [2019-11-06 21:54:01,784 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2019-11-06 21:54:01,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2019-11-06 21:54:01,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 155. [2019-11-06 21:54:01,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2019-11-06 21:54:01,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 180 transitions. [2019-11-06 21:54:01,827 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 180 transitions. Word has length 60 [2019-11-06 21:54:01,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:54:01,828 INFO L462 AbstractCegarLoop]: Abstraction has 155 states and 180 transitions. [2019-11-06 21:54:01,828 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-06 21:54:01,828 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 180 transitions. [2019-11-06 21:54:01,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-06 21:54:01,829 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:54:01,830 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:54:01,830 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:54:01,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:54:01,830 INFO L82 PathProgramCache]: Analyzing trace with hash -1952098603, now seen corresponding path program 1 times [2019-11-06 21:54:01,830 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:54:01,831 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467624538] [2019-11-06 21:54:01,831 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:54:01,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:02,161 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 21:54:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:02,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:02,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:02,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:02,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:02,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:02,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:02,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:02,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:02,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:02,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 21:54:02,249 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467624538] [2019-11-06 21:54:02,249 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:54:02,250 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-11-06 21:54:02,250 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80223534] [2019-11-06 21:54:02,251 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-06 21:54:02,251 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:54:02,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-06 21:54:02,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-11-06 21:54:02,252 INFO L87 Difference]: Start difference. First operand 155 states and 180 transitions. Second operand 9 states. [2019-11-06 21:54:02,966 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 21:54:03,917 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 21:54:04,209 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 21:54:04,474 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 21:54:04,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:54:04,641 INFO L93 Difference]: Finished difference Result 281 states and 348 transitions. [2019-11-06 21:54:04,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-06 21:54:04,642 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2019-11-06 21:54:04,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:54:04,643 INFO L225 Difference]: With dead ends: 281 [2019-11-06 21:54:04,643 INFO L226 Difference]: Without dead ends: 0 [2019-11-06 21:54:04,646 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2019-11-06 21:54:04,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-06 21:54:04,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-06 21:54:04,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-06 21:54:04,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-06 21:54:04,647 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2019-11-06 21:54:04,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:54:04,648 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-06 21:54:04,648 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-06 21:54:04,648 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-06 21:54:04,648 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-06 21:54:04,655 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-06 21:54:06,268 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 11 [2019-11-06 21:54:06,430 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2019-11-06 21:54:06,591 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2019-11-06 21:54:06,756 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2019-11-06 21:54:07,052 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 15 [2019-11-06 21:54:07,214 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2019-11-06 21:54:07,514 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 11 [2019-11-06 21:54:07,827 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 11 [2019-11-06 21:54:08,052 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 21:54:08,337 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 15 [2019-11-06 21:54:08,646 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2019-11-06 21:54:08,823 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2019-11-06 21:54:09,132 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2019-11-06 21:54:09,449 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 15 [2019-11-06 21:54:09,603 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2019-11-06 21:54:09,767 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2019-11-06 21:54:09,932 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2019-11-06 21:54:10,094 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2019-11-06 21:54:10,284 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2019-11-06 21:54:10,478 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2019-11-06 21:54:10,708 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2019-11-06 21:54:10,713 INFO L443 ceAbstractionStarter]: For program point L225(lines 202 226) no Hoare annotation was computed. [2019-11-06 21:54:10,713 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 178 233) no Hoare annotation was computed. [2019-11-06 21:54:10,713 INFO L443 ceAbstractionStarter]: For program point L209(lines 209 213) no Hoare annotation was computed. [2019-11-06 21:54:10,713 INFO L443 ceAbstractionStarter]: For program point L209-1(lines 209 213) no Hoare annotation was computed. [2019-11-06 21:54:10,713 INFO L443 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2019-11-06 21:54:10,713 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 224) no Hoare annotation was computed. [2019-11-06 21:54:10,713 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 178 233) no Hoare annotation was computed. [2019-11-06 21:54:10,713 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 178 233) no Hoare annotation was computed. [2019-11-06 21:54:10,713 INFO L443 ceAbstractionStarter]: For program point L286(lines 259 287) no Hoare annotation was computed. [2019-11-06 21:54:10,713 INFO L443 ceAbstractionStarter]: For program point L279(line 279) no Hoare annotation was computed. [2019-11-06 21:54:10,713 INFO L443 ceAbstractionStarter]: For program point L279-1(line 279) no Hoare annotation was computed. [2019-11-06 21:54:10,714 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 234 293) no Hoare annotation was computed. [2019-11-06 21:54:10,714 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 234 293) no Hoare annotation was computed. [2019-11-06 21:54:10,714 INFO L443 ceAbstractionStarter]: For program point L266(lines 266 270) no Hoare annotation was computed. [2019-11-06 21:54:10,714 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 234 293) no Hoare annotation was computed. [2019-11-06 21:54:10,714 INFO L443 ceAbstractionStarter]: For program point L266-1(lines 266 270) no Hoare annotation was computed. [2019-11-06 21:54:10,714 INFO L443 ceAbstractionStarter]: For program point L261(line 261) no Hoare annotation was computed. [2019-11-06 21:54:10,714 INFO L443 ceAbstractionStarter]: For program point L260-2(lines 260 285) no Hoare annotation was computed. [2019-11-06 21:54:10,715 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 513 519) the Hoare annotation is: true [2019-11-06 21:54:10,715 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 513 519) no Hoare annotation was computed. [2019-11-06 21:54:10,715 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 520 528) no Hoare annotation was computed. [2019-11-06 21:54:10,715 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 520 528) the Hoare annotation is: true [2019-11-06 21:54:10,715 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 520 528) no Hoare annotation was computed. [2019-11-06 21:54:10,715 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 605 627) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-06 21:54:10,715 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 605 627) no Hoare annotation was computed. [2019-11-06 21:54:10,716 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 605 627) no Hoare annotation was computed. [2019-11-06 21:54:10,716 INFO L439 ceAbstractionStarter]: At program point L617(line 617) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-06 21:54:10,716 INFO L439 ceAbstractionStarter]: At program point L617-1(line 617) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-06 21:54:10,716 INFO L443 ceAbstractionStarter]: For program point L615(lines 615 622) no Hoare annotation was computed. [2019-11-06 21:54:10,716 INFO L443 ceAbstractionStarter]: For program point L615-1(lines 615 622) no Hoare annotation was computed. [2019-11-06 21:54:10,716 INFO L443 ceAbstractionStarter]: For program point L613(line 613) no Hoare annotation was computed. [2019-11-06 21:54:10,717 INFO L439 ceAbstractionStarter]: At program point L612(line 612) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-06 21:54:10,717 INFO L439 ceAbstractionStarter]: At program point L611(line 611) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-06 21:54:10,717 INFO L439 ceAbstractionStarter]: At program point L611-1(line 611) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-06 21:54:10,717 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-11-06 21:54:10,717 INFO L443 ceAbstractionStarter]: For program point L576(line 576) no Hoare annotation was computed. [2019-11-06 21:54:10,718 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 563 586) no Hoare annotation was computed. [2019-11-06 21:54:10,718 INFO L443 ceAbstractionStarter]: For program point L575(line 575) no Hoare annotation was computed. [2019-11-06 21:54:10,718 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-11-06 21:54:10,718 INFO L443 ceAbstractionStarter]: For program point L573(line 573) no Hoare annotation was computed. [2019-11-06 21:54:10,718 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 563 586) no Hoare annotation was computed. [2019-11-06 21:54:10,718 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-11-06 21:54:10,718 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 563 586) no Hoare annotation was computed. [2019-11-06 21:54:10,718 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-11-06 21:54:10,719 INFO L443 ceAbstractionStarter]: For program point L570(line 570) no Hoare annotation was computed. [2019-11-06 21:54:10,719 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-11-06 21:54:10,719 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-11-06 21:54:10,719 INFO L443 ceAbstractionStarter]: For program point L581(line 581) no Hoare annotation was computed. [2019-11-06 21:54:10,719 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-11-06 21:54:10,719 INFO L443 ceAbstractionStarter]: For program point L579(line 579) no Hoare annotation was computed. [2019-11-06 21:54:10,719 INFO L443 ceAbstractionStarter]: For program point L578(line 578) no Hoare annotation was computed. [2019-11-06 21:54:10,719 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 728 734) no Hoare annotation was computed. [2019-11-06 21:54:10,720 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 728 734) the Hoare annotation is: true [2019-11-06 21:54:10,720 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 761 768) no Hoare annotation was computed. [2019-11-06 21:54:10,720 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 761 768) no Hoare annotation was computed. [2019-11-06 21:54:10,720 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 761 768) no Hoare annotation was computed. [2019-11-06 21:54:10,720 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 805 813) no Hoare annotation was computed. [2019-11-06 21:54:10,720 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 805 813) the Hoare annotation is: true [2019-11-06 21:54:10,720 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 805 813) no Hoare annotation was computed. [2019-11-06 21:54:10,720 INFO L443 ceAbstractionStarter]: For program point L833(lines 833 841) no Hoare annotation was computed. [2019-11-06 21:54:10,720 INFO L443 ceAbstractionStarter]: For program point L833-2(lines 833 841) no Hoare annotation was computed. [2019-11-06 21:54:10,721 INFO L443 ceAbstractionStarter]: For program point L821(lines 821 829) no Hoare annotation was computed. [2019-11-06 21:54:10,721 INFO L443 ceAbstractionStarter]: For program point L821-2(lines 821 829) no Hoare annotation was computed. [2019-11-06 21:54:10,721 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 814 849) no Hoare annotation was computed. [2019-11-06 21:54:10,721 INFO L443 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2019-11-06 21:54:10,721 INFO L443 ceAbstractionStarter]: For program point L844-1(line 844) no Hoare annotation was computed. [2019-11-06 21:54:10,721 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 814 849) no Hoare annotation was computed. [2019-11-06 21:54:10,721 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 814 849) no Hoare annotation was computed. [2019-11-06 21:54:10,721 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 506 512) no Hoare annotation was computed. [2019-11-06 21:54:10,721 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 506 512) the Hoare annotation is: true [2019-11-06 21:54:10,722 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 132 177) no Hoare annotation was computed. [2019-11-06 21:54:10,722 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 132 177) no Hoare annotation was computed. [2019-11-06 21:54:10,722 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 132 177) no Hoare annotation was computed. [2019-11-06 21:54:10,722 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 445 490) no Hoare annotation was computed. [2019-11-06 21:54:10,722 INFO L443 ceAbstractionStarter]: For program point L465(lines 465 472) no Hoare annotation was computed. [2019-11-06 21:54:10,722 INFO L443 ceAbstractionStarter]: For program point L459(lines 459 479) no Hoare annotation was computed. [2019-11-06 21:54:10,722 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 445 490) no Hoare annotation was computed. [2019-11-06 21:54:10,722 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 459 479) no Hoare annotation was computed. [2019-11-06 21:54:10,722 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 445 490) no Hoare annotation was computed. [2019-11-06 21:54:10,723 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 595 604) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-06 21:54:10,723 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 595 604) no Hoare annotation was computed. [2019-11-06 21:54:10,723 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 595 604) no Hoare annotation was computed. [2019-11-06 21:54:10,723 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 794 804) the Hoare annotation is: true [2019-11-06 21:54:10,723 INFO L446 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2019-11-06 21:54:10,723 INFO L443 ceAbstractionStarter]: For program point L799-1(line 799) no Hoare annotation was computed. [2019-11-06 21:54:10,723 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 794 804) no Hoare annotation was computed. [2019-11-06 21:54:10,724 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 794 804) no Hoare annotation was computed. [2019-11-06 21:54:10,724 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 786 793) the Hoare annotation is: true [2019-11-06 21:54:10,724 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 786 793) no Hoare annotation was computed. [2019-11-06 21:54:10,724 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 786 793) no Hoare annotation was computed. [2019-11-06 21:54:10,724 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 736 760) no Hoare annotation was computed. [2019-11-06 21:54:10,724 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 736 760) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-11-06 21:54:10,724 INFO L439 ceAbstractionStarter]: At program point L755(line 755) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-11-06 21:54:10,724 INFO L443 ceAbstractionStarter]: For program point L755-1(lines 736 760) no Hoare annotation was computed. [2019-11-06 21:54:10,725 INFO L439 ceAbstractionStarter]: At program point L750(line 750) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-11-06 21:54:10,725 INFO L439 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-11-06 21:54:10,725 INFO L443 ceAbstractionStarter]: For program point L744(lines 744 752) no Hoare annotation was computed. [2019-11-06 21:54:10,725 INFO L439 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-11-06 21:54:10,725 INFO L443 ceAbstractionStarter]: For program point L742-1(line 742) no Hoare annotation was computed. [2019-11-06 21:54:10,725 INFO L443 ceAbstractionStarter]: For program point L740(lines 740 757) no Hoare annotation was computed. [2019-11-06 21:54:10,725 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 630 695) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-06 21:54:10,726 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 630 695) no Hoare annotation was computed. [2019-11-06 21:54:10,726 INFO L439 ceAbstractionStarter]: At program point L688(lines 639 689) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-06 21:54:10,726 INFO L443 ceAbstractionStarter]: For program point L678(lines 678 682) no Hoare annotation was computed. [2019-11-06 21:54:10,726 INFO L439 ceAbstractionStarter]: At program point L678-2(lines 670 683) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-06 21:54:10,726 INFO L443 ceAbstractionStarter]: For program point L641(lines 640 687) no Hoare annotation was computed. [2019-11-06 21:54:10,726 INFO L439 ceAbstractionStarter]: At program point L672(line 672) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-06 21:54:10,726 INFO L443 ceAbstractionStarter]: For program point L670(lines 670 683) no Hoare annotation was computed. [2019-11-06 21:54:10,727 INFO L439 ceAbstractionStarter]: At program point L662(line 662) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-06 21:54:10,727 INFO L443 ceAbstractionStarter]: For program point L660(lines 660 666) no Hoare annotation was computed. [2019-11-06 21:54:10,727 INFO L443 ceAbstractionStarter]: For program point L660-1(lines 660 666) no Hoare annotation was computed. [2019-11-06 21:54:10,727 INFO L439 ceAbstractionStarter]: At program point L685(lines 640 687) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-06 21:54:10,727 INFO L439 ceAbstractionStarter]: At program point L652(line 652) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-06 21:54:10,727 INFO L443 ceAbstractionStarter]: For program point L650(lines 650 656) no Hoare annotation was computed. [2019-11-06 21:54:10,727 INFO L443 ceAbstractionStarter]: For program point L650-1(lines 650 656) no Hoare annotation was computed. [2019-11-06 21:54:10,728 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 630 695) no Hoare annotation was computed. [2019-11-06 21:54:10,728 INFO L443 ceAbstractionStarter]: For program point L642(lines 642 646) no Hoare annotation was computed. [2019-11-06 21:54:10,728 INFO L443 ceAbstractionStarter]: For program point L413(lines 413 433) no Hoare annotation was computed. [2019-11-06 21:54:10,728 INFO L443 ceAbstractionStarter]: For program point L413-1(lines 413 433) no Hoare annotation was computed. [2019-11-06 21:54:10,728 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 399 444) no Hoare annotation was computed. [2019-11-06 21:54:10,728 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 399 444) no Hoare annotation was computed. [2019-11-06 21:54:10,728 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 399 444) no Hoare annotation was computed. [2019-11-06 21:54:10,728 INFO L443 ceAbstractionStarter]: For program point L419(lines 419 426) no Hoare annotation was computed. [2019-11-06 21:54:10,729 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2019-11-06 21:54:10,729 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2019-11-06 21:54:10,729 INFO L443 ceAbstractionStarter]: For program point L101(lines 101 109) no Hoare annotation was computed. [2019-11-06 21:54:10,729 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2019-11-06 21:54:10,729 INFO L443 ceAbstractionStarter]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2019-11-06 21:54:10,729 INFO L443 ceAbstractionStarter]: For program point L320(lines 320 324) no Hoare annotation was computed. [2019-11-06 21:54:10,729 INFO L443 ceAbstractionStarter]: For program point L384(lines 384 395) no Hoare annotation was computed. [2019-11-06 21:54:10,729 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 296 398) no Hoare annotation was computed. [2019-11-06 21:54:10,729 INFO L443 ceAbstractionStarter]: For program point L347(lines 347 351) no Hoare annotation was computed. [2019-11-06 21:54:10,730 INFO L443 ceAbstractionStarter]: For program point L345-2(lines 345 365) no Hoare annotation was computed. [2019-11-06 21:54:10,730 INFO L443 ceAbstractionStarter]: For program point L366(lines 344 367) no Hoare annotation was computed. [2019-11-06 21:54:10,730 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 296 398) no Hoare annotation was computed. [2019-11-06 21:54:10,730 INFO L443 ceAbstractionStarter]: For program point L325(lines 325 341) no Hoare annotation was computed. [2019-11-06 21:54:10,730 INFO L443 ceAbstractionStarter]: For program point L385(lines 385 392) no Hoare annotation was computed. [2019-11-06 21:54:10,730 INFO L443 ceAbstractionStarter]: For program point L346(lines 345 365) no Hoare annotation was computed. [2019-11-06 21:54:10,730 INFO L443 ceAbstractionStarter]: For program point L377(line 377) no Hoare annotation was computed. [2019-11-06 21:54:10,730 INFO L443 ceAbstractionStarter]: For program point L377-1(line 377) no Hoare annotation was computed. [2019-11-06 21:54:10,731 INFO L443 ceAbstractionStarter]: For program point L342(lines 342 383) no Hoare annotation was computed. [2019-11-06 21:54:10,731 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 296 398) no Hoare annotation was computed. [2019-11-06 21:54:10,731 INFO L443 ceAbstractionStarter]: For program point L361(line 361) no Hoare annotation was computed. [2019-11-06 21:54:10,731 INFO L443 ceAbstractionStarter]: For program point L361-1(line 361) no Hoare annotation was computed. [2019-11-06 21:54:10,731 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 496 505) no Hoare annotation was computed. [2019-11-06 21:54:10,731 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 496 505) no Hoare annotation was computed. [2019-11-06 21:54:10,731 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 496 505) no Hoare annotation was computed. [2019-11-06 21:54:10,731 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-06 21:54:10,732 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2019-11-06 21:54:10,732 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-06 21:54:10,732 INFO L443 ceAbstractionStarter]: For program point L780(line 780) no Hoare annotation was computed. [2019-11-06 21:54:10,732 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 769 785) no Hoare annotation was computed. [2019-11-06 21:54:10,732 INFO L443 ceAbstractionStarter]: For program point L780-1(lines 769 785) no Hoare annotation was computed. [2019-11-06 21:54:10,732 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 769 785) no Hoare annotation was computed. [2019-11-06 21:54:10,733 INFO L443 ceAbstractionStarter]: For program point L776(lines 776 782) no Hoare annotation was computed. [2019-11-06 21:54:10,733 INFO L443 ceAbstractionStarter]: For program point L774(line 774) no Hoare annotation was computed. [2019-11-06 21:54:10,733 INFO L443 ceAbstractionStarter]: For program point L774-1(line 774) no Hoare annotation was computed. [2019-11-06 21:54:10,733 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 116 124) no Hoare annotation was computed. [2019-11-06 21:54:10,733 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2019-11-06 21:54:10,733 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2019-11-06 21:54:10,733 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (not (= ~systemActive~0 1))) [2019-11-06 21:54:10,733 INFO L443 ceAbstractionStarter]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2019-11-06 21:54:10,734 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2019-11-06 21:54:10,734 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-06 21:54:10,734 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-06 21:54:10,734 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-11-06 21:54:10,734 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2019-11-06 21:54:10,734 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2019-11-06 21:54:10,734 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2019-11-06 21:54:10,734 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 704 727) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1))) [2019-11-06 21:54:10,734 INFO L439 ceAbstractionStarter]: At program point L717(line 717) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1))) [2019-11-06 21:54:10,735 INFO L439 ceAbstractionStarter]: At program point L715(lines 715 721) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1))) [2019-11-06 21:54:10,735 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 704 727) no Hoare annotation was computed. [2019-11-06 21:54:10,735 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 704 727) no Hoare annotation was computed. [2019-11-06 21:54:10,735 INFO L439 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-11-06 21:54:10,735 INFO L443 ceAbstractionStarter]: For program point L708(lines 707 726) no Hoare annotation was computed. [2019-11-06 21:54:10,735 INFO L446 ceAbstractionStarter]: At program point L546-1(lines 546 550) the Hoare annotation is: true [2019-11-06 21:54:10,735 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 532 561) no Hoare annotation was computed. [2019-11-06 21:54:10,735 INFO L443 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2019-11-06 21:54:10,736 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 532 561) the Hoare annotation is: true [2019-11-06 21:54:10,736 INFO L446 ceAbstractionStarter]: At program point L542-2(lines 542 556) the Hoare annotation is: true [2019-11-06 21:54:10,736 INFO L446 ceAbstractionStarter]: At program point L538(line 538) the Hoare annotation is: true [2019-11-06 21:54:10,736 INFO L443 ceAbstractionStarter]: For program point L538-1(line 538) no Hoare annotation was computed. [2019-11-06 21:54:10,736 INFO L446 ceAbstractionStarter]: At program point L557(lines 532 561) the Hoare annotation is: true [2019-11-06 21:54:10,736 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-11-06 21:54:10,736 INFO L443 ceAbstractionStarter]: For program point L546(lines 546 550) no Hoare annotation was computed. [2019-11-06 21:54:10,736 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2019-11-06 21:54:10,736 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2019-11-06 21:54:10,737 INFO L443 ceAbstractionStarter]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2019-11-06 21:54:10,737 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 587 593) no Hoare annotation was computed. [2019-11-06 21:54:10,737 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 587 593) the Hoare annotation is: true [2019-11-06 21:54:10,737 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-06 21:54:10,737 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-06 21:54:10,737 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-06 21:54:10,737 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-06 21:54:10,737 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 850 857) no Hoare annotation was computed. [2019-11-06 21:54:10,737 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 850 857) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~systemActive~0 |old(~systemActive~0)|) (not (= |old(~systemActive~0)| 1))) [2019-11-06 21:54:10,738 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 850 857) no Hoare annotation was computed. [2019-11-06 21:54:10,738 INFO L443 ceAbstractionStarter]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2019-11-06 21:54:10,738 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2019-11-06 21:54:10,738 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 |old(~waterLevel~0)|) (not (= ~systemActive~0 1))) [2019-11-06 21:54:10,738 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 890) no Hoare annotation was computed. [2019-11-06 21:54:10,738 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 886 893) no Hoare annotation was computed. [2019-11-06 21:54:10,738 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 886 893) the Hoare annotation is: true [2019-11-06 21:54:10,739 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 886 893) no Hoare annotation was computed. [2019-11-06 21:54:10,739 INFO L443 ceAbstractionStarter]: For program point L866-1(line 866) no Hoare annotation was computed. [2019-11-06 21:54:10,739 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 860 884) the Hoare annotation is: true [2019-11-06 21:54:10,739 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 860 884) no Hoare annotation was computed. [2019-11-06 21:54:10,739 INFO L439 ceAbstractionStarter]: At program point L874(line 874) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-11-06 21:54:10,739 INFO L443 ceAbstractionStarter]: For program point L872(lines 872 878) no Hoare annotation was computed. [2019-11-06 21:54:10,739 INFO L439 ceAbstractionStarter]: At program point L870(line 870) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-11-06 21:54:10,739 INFO L443 ceAbstractionStarter]: For program point L870-1(line 870) no Hoare annotation was computed. [2019-11-06 21:54:10,740 INFO L443 ceAbstractionStarter]: For program point L868(lines 868 881) no Hoare annotation was computed. [2019-11-06 21:54:10,740 INFO L443 ceAbstractionStarter]: For program point L868-1(lines 860 884) no Hoare annotation was computed. [2019-11-06 21:54:10,740 INFO L446 ceAbstractionStarter]: At program point L866(line 866) the Hoare annotation is: true [2019-11-06 21:54:10,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:54:10 BoogieIcfgContainer [2019-11-06 21:54:10,755 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-06 21:54:10,757 INFO L168 Benchmark]: Toolchain (without parser) took 21414.93 ms. Allocated memory was 138.4 MB in the beginning and 554.7 MB in the end (delta: 416.3 MB). Free memory was 102.6 MB in the beginning and 376.1 MB in the end (delta: -273.5 MB). Peak memory consumption was 438.3 MB. Max. memory is 7.1 GB. [2019-11-06 21:54:10,758 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-06 21:54:10,759 INFO L168 Benchmark]: CACSL2BoogieTranslator took 635.52 ms. Allocated memory was 138.4 MB in the beginning and 200.8 MB in the end (delta: 62.4 MB). Free memory was 102.4 MB in the beginning and 170.1 MB in the end (delta: -67.7 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-11-06 21:54:10,759 INFO L168 Benchmark]: Boogie Preprocessor took 115.66 ms. Allocated memory is still 200.8 MB. Free memory was 170.1 MB in the beginning and 165.3 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-11-06 21:54:10,760 INFO L168 Benchmark]: RCFGBuilder took 1158.53 ms. Allocated memory was 200.8 MB in the beginning and 234.4 MB in the end (delta: 33.6 MB). Free memory was 165.3 MB in the beginning and 199.7 MB in the end (delta: -34.4 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. [2019-11-06 21:54:10,761 INFO L168 Benchmark]: TraceAbstraction took 19499.03 ms. Allocated memory was 234.4 MB in the beginning and 554.7 MB in the end (delta: 320.3 MB). Free memory was 199.7 MB in the beginning and 376.1 MB in the end (delta: -176.4 MB). Peak memory consumption was 439.5 MB. Max. memory is 7.1 GB. [2019-11-06 21:54:10,765 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 635.52 ms. Allocated memory was 138.4 MB in the beginning and 200.8 MB in the end (delta: 62.4 MB). Free memory was 102.4 MB in the beginning and 170.1 MB in the end (delta: -67.7 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.66 ms. Allocated memory is still 200.8 MB. Free memory was 170.1 MB in the beginning and 165.3 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1158.53 ms. Allocated memory was 200.8 MB in the beginning and 234.4 MB in the end (delta: 33.6 MB). Free memory was 165.3 MB in the beginning and 199.7 MB in the end (delta: -34.4 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 19499.03 ms. Allocated memory was 234.4 MB in the beginning and 554.7 MB in the end (delta: 320.3 MB). Free memory was 199.7 MB in the beginning and 376.1 MB in the end (delta: -176.4 MB). Peak memory consumption was 439.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 890]: 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: 542]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 215 locations, 1 error locations. Result: SAFE, OverallTime: 19.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 10.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.0s, HoareTripleCheckerStatistics: 418 SDtfs, 582 SDslu, 287 SDs, 0 SdLazy, 1524 SolverSat, 393 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 132 GetRequests, 91 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 5.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=155occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 148 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 245 PreInvPairs, 275 NumberOfFragments, 722 HoareAnnotationTreeSize, 245 FomulaSimplifications, 40895 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 50 FomulaSimplificationsInter, 7503 FormulaSimplificationTreeSizeReductionInter, 4.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 269 NumberOfCodeBlocks, 269 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 264 ConstructedInterpolants, 0 QuantifiedInterpolants, 75562 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...