/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 --traceabstraction.trace.refinement.strategy CAMEL_NO_AM -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product35.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-19 21:05:26,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-19 21:05:26,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-19 21:05:26,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-19 21:05:26,096 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-19 21:05:26,097 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-19 21:05:26,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-19 21:05:26,100 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-19 21:05:26,102 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-19 21:05:26,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-19 21:05:26,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-19 21:05:26,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-19 21:05:26,105 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-19 21:05:26,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-19 21:05:26,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-19 21:05:26,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-19 21:05:26,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-19 21:05:26,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-19 21:05:26,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-19 21:05:26,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-19 21:05:26,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-19 21:05:26,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-19 21:05:26,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-19 21:05:26,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-19 21:05:26,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-19 21:05:26,120 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-19 21:05:26,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-19 21:05:26,121 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-19 21:05:26,122 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-19 21:05:26,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-19 21:05:26,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-19 21:05:26,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-19 21:05:26,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-19 21:05:26,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-19 21:05:26,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-19 21:05:26,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-19 21:05:26,127 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-19 21:05:26,127 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-19 21:05:26,128 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-19 21:05:26,128 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-19 21:05:26,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-19 21:05:26,130 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 [2020-07-19 21:05:26,156 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-19 21:05:26,156 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-19 21:05:26,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-19 21:05:26,158 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-19 21:05:26,158 INFO L138 SettingsManager]: * Use SBE=true [2020-07-19 21:05:26,159 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-19 21:05:26,159 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-19 21:05:26,159 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-19 21:05:26,159 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-19 21:05:26,159 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-19 21:05:26,160 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-19 21:05:26,161 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-19 21:05:26,161 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-19 21:05:26,161 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-19 21:05:26,161 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-19 21:05:26,162 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-19 21:05:26,162 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-19 21:05:26,162 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-19 21:05:26,162 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-19 21:05:26,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-19 21:05:26,163 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-19 21:05:26,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 21:05:26,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-19 21:05:26,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-19 21:05:26,164 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-19 21:05:26,164 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-19 21:05:26,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-19 21:05:26,164 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-19 21:05:26,164 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-19 21:05:26,165 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_NO_AM [2020-07-19 21:05:26,448 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-19 21:05:26,464 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-19 21:05:26,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-19 21:05:26,470 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-19 21:05:26,472 INFO L275 PluginConnector]: CDTParser initialized [2020-07-19 21:05:26,473 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product35.cil.c [2020-07-19 21:05:26,546 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c5ad0780/291cef0653df484b9105e690b0c30e83/FLAG84fb59475 [2020-07-19 21:05:27,080 INFO L306 CDTParser]: Found 1 translation units. [2020-07-19 21:05:27,081 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product35.cil.c [2020-07-19 21:05:27,104 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c5ad0780/291cef0653df484b9105e690b0c30e83/FLAG84fb59475 [2020-07-19 21:05:27,382 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c5ad0780/291cef0653df484b9105e690b0c30e83 [2020-07-19 21:05:27,392 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-19 21:05:27,394 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-19 21:05:27,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-19 21:05:27,395 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-19 21:05:27,399 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-19 21:05:27,400 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:05:27" (1/1) ... [2020-07-19 21:05:27,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6429128a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:05:27, skipping insertion in model container [2020-07-19 21:05:27,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:05:27" (1/1) ... [2020-07-19 21:05:27,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-19 21:05:27,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-19 21:05:27,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 21:05:27,930 INFO L203 MainTranslator]: Completed pre-run [2020-07-19 21:05:28,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 21:05:28,053 INFO L208 MainTranslator]: Completed translation [2020-07-19 21:05:28,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:05:28 WrapperNode [2020-07-19 21:05:28,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-19 21:05:28,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-19 21:05:28,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-19 21:05:28,055 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-19 21:05:28,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:05:28" (1/1) ... [2020-07-19 21:05:28,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:05:28" (1/1) ... [2020-07-19 21:05:28,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:05:28" (1/1) ... [2020-07-19 21:05:28,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:05:28" (1/1) ... [2020-07-19 21:05:28,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:05:28" (1/1) ... [2020-07-19 21:05:28,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:05:28" (1/1) ... [2020-07-19 21:05:28,131 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:05:28" (1/1) ... [2020-07-19 21:05:28,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-19 21:05:28,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-19 21:05:28,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-19 21:05:28,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-19 21:05:28,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:05:28" (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 [2020-07-19 21:05:28,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-19 21:05:28,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-19 21:05:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-19 21:05:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-19 21:05:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-19 21:05:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-19 21:05:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-19 21:05:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-19 21:05:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-19 21:05:28,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-19 21:05:28,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-19 21:05:28,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-19 21:05:28,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-19 21:05:28,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-19 21:05:28,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-19 21:05:28,218 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-19 21:05:28,218 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-19 21:05:28,218 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-19 21:05:28,219 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-19 21:05:28,219 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-19 21:05:28,219 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-19 21:05:28,220 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-19 21:05:28,220 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-19 21:05:28,220 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-19 21:05:28,220 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-19 21:05:28,221 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-19 21:05:28,221 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-19 21:05:28,223 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-19 21:05:28,223 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-19 21:05:28,224 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-19 21:05:28,224 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-19 21:05:28,224 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-19 21:05:28,224 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-19 21:05:28,224 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-19 21:05:28,224 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-19 21:05:28,224 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-19 21:05:28,225 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-19 21:05:28,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-19 21:05:28,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-19 21:05:28,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-19 21:05:28,226 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-19 21:05:28,226 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-19 21:05:28,226 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-19 21:05:28,226 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-19 21:05:28,226 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-19 21:05:28,226 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-19 21:05:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-19 21:05:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-19 21:05:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-19 21:05:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-19 21:05:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-19 21:05:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-19 21:05:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-19 21:05:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-19 21:05:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-19 21:05:28,227 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-19 21:05:28,228 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-19 21:05:28,228 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-19 21:05:28,228 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-19 21:05:28,228 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-19 21:05:28,228 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-19 21:05:28,228 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-19 21:05:28,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-19 21:05:28,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-19 21:05:28,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-19 21:05:28,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-19 21:05:28,229 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-19 21:05:28,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-19 21:05:28,229 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-19 21:05:28,229 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-19 21:05:28,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-19 21:05:28,230 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-19 21:05:28,230 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-19 21:05:28,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-19 21:05:28,230 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-19 21:05:28,230 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-19 21:05:28,230 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-19 21:05:28,230 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-19 21:05:28,231 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-19 21:05:28,231 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-19 21:05:28,231 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-19 21:05:28,231 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-19 21:05:28,231 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-19 21:05:28,231 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-19 21:05:28,231 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-19 21:05:28,231 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-19 21:05:28,231 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-19 21:05:28,232 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-19 21:05:28,232 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-19 21:05:28,232 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-19 21:05:28,232 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-19 21:05:28,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-19 21:05:28,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-19 21:05:28,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-19 21:05:29,257 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-19 21:05:29,257 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-19 21:05:29,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 09:05:29 BoogieIcfgContainer [2020-07-19 21:05:29,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-19 21:05:29,264 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-19 21:05:29,264 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-19 21:05:29,267 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-19 21:05:29,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 09:05:27" (1/3) ... [2020-07-19 21:05:29,268 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f066ff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 09:05:29, skipping insertion in model container [2020-07-19 21:05:29,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:05:28" (2/3) ... [2020-07-19 21:05:29,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f066ff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 09:05:29, skipping insertion in model container [2020-07-19 21:05:29,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 09:05:29" (3/3) ... [2020-07-19 21:05:29,271 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product35.cil.c [2020-07-19 21:05:29,283 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-19 21:05:29,292 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-19 21:05:29,306 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-19 21:05:29,332 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-19 21:05:29,332 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-19 21:05:29,332 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-19 21:05:29,333 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-19 21:05:29,333 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-19 21:05:29,333 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-19 21:05:29,333 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-19 21:05:29,334 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-19 21:05:29,357 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2020-07-19 21:05:29,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-19 21:05:29,368 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:05:29,369 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:05:29,370 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:05:29,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:05:29,377 INFO L82 PathProgramCache]: Analyzing trace with hash -1963515353, now seen corresponding path program 1 times [2020-07-19 21:05:29,387 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:05:29,387 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792034658] [2020-07-19 21:05:29,388 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2c0eebbf [2020-07-19 21:05:29,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:30,070 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 21:05:30,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:30,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:30,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:30,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:30,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:30,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:30,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:30,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:30,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:30,191 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-19 21:05:30,192 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792034658] [2020-07-19 21:05:30,193 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:05:30,199 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 21:05:30,201 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996171075] [2020-07-19 21:05:30,209 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 21:05:30,210 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:05:30,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 21:05:30,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-19 21:05:30,229 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 4 states. [2020-07-19 21:05:31,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:05:31,387 INFO L93 Difference]: Finished difference Result 276 states and 357 transitions. [2020-07-19 21:05:31,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-19 21:05:31,389 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-07-19 21:05:31,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:05:31,404 INFO L225 Difference]: With dead ends: 276 [2020-07-19 21:05:31,405 INFO L226 Difference]: Without dead ends: 153 [2020-07-19 21:05:31,409 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-19 21:05:31,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-07-19 21:05:31,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 124. [2020-07-19 21:05:31,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-07-19 21:05:31,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 145 transitions. [2020-07-19 21:05:31,513 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 145 transitions. Word has length 59 [2020-07-19 21:05:31,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:05:31,515 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 145 transitions. [2020-07-19 21:05:31,515 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 21:05:31,515 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2020-07-19 21:05:31,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-19 21:05:31,526 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:05:31,526 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:05:31,526 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-19 21:05:31,527 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:05:31,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:05:31,529 INFO L82 PathProgramCache]: Analyzing trace with hash 1851002156, now seen corresponding path program 1 times [2020-07-19 21:05:31,529 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:05:31,530 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076584867] [2020-07-19 21:05:31,530 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2c0eebbf [2020-07-19 21:05:31,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:31,924 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 21:05:31,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:31,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:32,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:32,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:32,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:32,091 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-19 21:05:32,092 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076584867] [2020-07-19 21:05:32,092 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:05:32,093 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 21:05:32,093 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826662961] [2020-07-19 21:05:32,095 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 21:05:32,095 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:05:32,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 21:05:32,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 21:05:32,096 INFO L87 Difference]: Start difference. First operand 124 states and 145 transitions. Second operand 9 states. [2020-07-19 21:05:32,498 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 21:05:32,837 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-19 21:05:33,105 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:05:33,351 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:05:34,390 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 21:05:35,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:05:35,611 INFO L93 Difference]: Finished difference Result 423 states and 533 transitions. [2020-07-19 21:05:35,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-19 21:05:35,611 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-07-19 21:05:35,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:05:35,623 INFO L225 Difference]: With dead ends: 423 [2020-07-19 21:05:35,624 INFO L226 Difference]: Without dead ends: 327 [2020-07-19 21:05:35,627 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-07-19 21:05:35,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2020-07-19 21:05:35,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 265. [2020-07-19 21:05:35,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2020-07-19 21:05:35,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 324 transitions. [2020-07-19 21:05:35,724 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 324 transitions. Word has length 64 [2020-07-19 21:05:35,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:05:35,724 INFO L479 AbstractCegarLoop]: Abstraction has 265 states and 324 transitions. [2020-07-19 21:05:35,724 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 21:05:35,725 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 324 transitions. [2020-07-19 21:05:35,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-07-19 21:05:35,727 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:05:35,727 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:05:35,727 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-19 21:05:35,727 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:05:35,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:05:35,728 INFO L82 PathProgramCache]: Analyzing trace with hash 2013051811, now seen corresponding path program 1 times [2020-07-19 21:05:35,728 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:05:35,728 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109521813] [2020-07-19 21:05:35,729 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2c0eebbf [2020-07-19 21:05:35,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:36,038 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 21:05:36,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:36,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:36,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:36,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:36,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:36,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:36,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:36,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:36,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:36,130 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-19 21:05:36,131 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109521813] [2020-07-19 21:05:36,131 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:05:36,131 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-19 21:05:36,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293879748] [2020-07-19 21:05:36,132 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-19 21:05:36,133 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:05:36,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-19 21:05:36,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-19 21:05:36,133 INFO L87 Difference]: Start difference. First operand 265 states and 324 transitions. Second operand 7 states. [2020-07-19 21:05:36,502 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 21:05:37,875 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 21:05:38,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:05:38,477 INFO L93 Difference]: Finished difference Result 782 states and 1053 transitions. [2020-07-19 21:05:38,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-07-19 21:05:38,478 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 72 [2020-07-19 21:05:38,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:05:38,489 INFO L225 Difference]: With dead ends: 782 [2020-07-19 21:05:38,489 INFO L226 Difference]: Without dead ends: 545 [2020-07-19 21:05:38,492 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2020-07-19 21:05:38,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2020-07-19 21:05:38,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 452. [2020-07-19 21:05:38,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 452 states. [2020-07-19 21:05:38,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 452 states and 561 transitions. [2020-07-19 21:05:38,590 INFO L78 Accepts]: Start accepts. Automaton has 452 states and 561 transitions. Word has length 72 [2020-07-19 21:05:38,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:05:38,591 INFO L479 AbstractCegarLoop]: Abstraction has 452 states and 561 transitions. [2020-07-19 21:05:38,591 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-19 21:05:38,591 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 561 transitions. [2020-07-19 21:05:38,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-19 21:05:38,592 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:05:38,593 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:05:38,593 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-19 21:05:38,593 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:05:38,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:05:38,594 INFO L82 PathProgramCache]: Analyzing trace with hash -601082987, now seen corresponding path program 1 times [2020-07-19 21:05:38,594 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:05:38,594 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519968418] [2020-07-19 21:05:38,595 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2c0eebbf [2020-07-19 21:05:38,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:38,934 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 21:05:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:38,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:38,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:38,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:38,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:38,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:38,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:38,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:38,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:38,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:39,015 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-19 21:05:39,016 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519968418] [2020-07-19 21:05:39,016 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:05:39,016 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 21:05:39,016 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105750571] [2020-07-19 21:05:39,017 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 21:05:39,017 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:05:39,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 21:05:39,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 21:05:39,018 INFO L87 Difference]: Start difference. First operand 452 states and 561 transitions. Second operand 9 states. [2020-07-19 21:05:39,423 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 21:05:40,030 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:05:40,844 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 21:05:41,225 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 21:05:41,638 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:05:41,885 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:05:42,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:05:42,515 INFO L93 Difference]: Finished difference Result 948 states and 1227 transitions. [2020-07-19 21:05:42,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-19 21:05:42,516 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-07-19 21:05:42,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:05:42,521 INFO L225 Difference]: With dead ends: 948 [2020-07-19 21:05:42,521 INFO L226 Difference]: Without dead ends: 524 [2020-07-19 21:05:42,523 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-07-19 21:05:42,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2020-07-19 21:05:42,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 449. [2020-07-19 21:05:42,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2020-07-19 21:05:42,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 552 transitions. [2020-07-19 21:05:42,600 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 552 transitions. Word has length 70 [2020-07-19 21:05:42,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:05:42,601 INFO L479 AbstractCegarLoop]: Abstraction has 449 states and 552 transitions. [2020-07-19 21:05:42,601 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 21:05:42,601 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 552 transitions. [2020-07-19 21:05:42,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-07-19 21:05:42,603 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:05:42,603 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:05:42,603 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-19 21:05:42,603 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:05:42,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:05:42,604 INFO L82 PathProgramCache]: Analyzing trace with hash 455917845, now seen corresponding path program 1 times [2020-07-19 21:05:42,604 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:05:42,604 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55844341] [2020-07-19 21:05:42,605 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2c0eebbf [2020-07-19 21:05:42,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:42,853 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 21:05:42,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:42,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:42,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:42,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:42,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:42,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:42,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:42,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:42,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:42,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:42,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:42,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:42,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:42,943 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-19 21:05:42,944 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55844341] [2020-07-19 21:05:42,944 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:05:42,944 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-19 21:05:42,945 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019143097] [2020-07-19 21:05:42,945 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-19 21:05:42,945 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:05:42,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-19 21:05:42,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-19 21:05:42,947 INFO L87 Difference]: Start difference. First operand 449 states and 552 transitions. Second operand 6 states. [2020-07-19 21:05:43,474 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 21:05:44,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:05:44,424 INFO L93 Difference]: Finished difference Result 770 states and 949 transitions. [2020-07-19 21:05:44,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-19 21:05:44,424 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 83 [2020-07-19 21:05:44,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:05:44,428 INFO L225 Difference]: With dead ends: 770 [2020-07-19 21:05:44,428 INFO L226 Difference]: Without dead ends: 453 [2020-07-19 21:05:44,429 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-07-19 21:05:44,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2020-07-19 21:05:44,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 380. [2020-07-19 21:05:44,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2020-07-19 21:05:44,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 448 transitions. [2020-07-19 21:05:44,491 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 448 transitions. Word has length 83 [2020-07-19 21:05:44,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:05:44,492 INFO L479 AbstractCegarLoop]: Abstraction has 380 states and 448 transitions. [2020-07-19 21:05:44,492 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-19 21:05:44,492 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 448 transitions. [2020-07-19 21:05:44,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-07-19 21:05:44,494 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:05:44,494 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:05:44,494 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-19 21:05:44,494 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:05:44,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:05:44,495 INFO L82 PathProgramCache]: Analyzing trace with hash -1418290782, now seen corresponding path program 1 times [2020-07-19 21:05:44,495 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:05:44,495 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991992283] [2020-07-19 21:05:44,496 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2c0eebbf [2020-07-19 21:05:44,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:44,804 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 21:05:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:44,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:44,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:44,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:44,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:44,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:44,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:44,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:44,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:44,943 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-19 21:05:44,944 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991992283] [2020-07-19 21:05:44,944 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:05:44,944 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 21:05:44,945 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090912029] [2020-07-19 21:05:44,945 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 21:05:44,945 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:05:44,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 21:05:44,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 21:05:44,946 INFO L87 Difference]: Start difference. First operand 380 states and 448 transitions. Second operand 9 states. [2020-07-19 21:05:45,430 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 21:05:46,400 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:05:46,645 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-19 21:05:46,918 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:05:47,210 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-19 21:05:48,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:05:48,264 INFO L93 Difference]: Finished difference Result 1150 states and 1510 transitions. [2020-07-19 21:05:48,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-19 21:05:48,265 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 87 [2020-07-19 21:05:48,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:05:48,274 INFO L225 Difference]: With dead ends: 1150 [2020-07-19 21:05:48,274 INFO L226 Difference]: Without dead ends: 798 [2020-07-19 21:05:48,276 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-07-19 21:05:48,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 798 states. [2020-07-19 21:05:48,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 798 to 681. [2020-07-19 21:05:48,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 681 states. [2020-07-19 21:05:48,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 681 states and 812 transitions. [2020-07-19 21:05:48,451 INFO L78 Accepts]: Start accepts. Automaton has 681 states and 812 transitions. Word has length 87 [2020-07-19 21:05:48,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:05:48,452 INFO L479 AbstractCegarLoop]: Abstraction has 681 states and 812 transitions. [2020-07-19 21:05:48,452 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 21:05:48,452 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 812 transitions. [2020-07-19 21:05:48,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-07-19 21:05:48,462 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:05:48,462 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:05:48,464 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-19 21:05:48,465 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:05:48,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:05:48,465 INFO L82 PathProgramCache]: Analyzing trace with hash 765386145, now seen corresponding path program 1 times [2020-07-19 21:05:48,466 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:05:48,466 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525158384] [2020-07-19 21:05:48,467 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2c0eebbf [2020-07-19 21:05:48,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:48,757 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 21:05:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:48,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:48,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:48,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:48,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:48,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:48,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:48,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:48,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:48,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:48,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:48,905 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-19 21:05:48,907 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525158384] [2020-07-19 21:05:48,907 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:05:48,907 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 21:05:48,907 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346396107] [2020-07-19 21:05:48,909 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 21:05:48,911 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:05:48,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 21:05:48,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 21:05:48,917 INFO L87 Difference]: Start difference. First operand 681 states and 812 transitions. Second operand 9 states. [2020-07-19 21:05:50,011 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:05:50,265 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-19 21:05:50,542 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 21:05:50,780 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 21:05:51,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:05:51,397 INFO L93 Difference]: Finished difference Result 1456 states and 1829 transitions. [2020-07-19 21:05:51,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-19 21:05:51,398 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 87 [2020-07-19 21:05:51,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:05:51,403 INFO L225 Difference]: With dead ends: 1456 [2020-07-19 21:05:51,403 INFO L226 Difference]: Without dead ends: 803 [2020-07-19 21:05:51,407 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-07-19 21:05:51,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 803 states. [2020-07-19 21:05:51,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 701. [2020-07-19 21:05:51,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 701 states. [2020-07-19 21:05:51,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 701 states and 832 transitions. [2020-07-19 21:05:51,522 INFO L78 Accepts]: Start accepts. Automaton has 701 states and 832 transitions. Word has length 87 [2020-07-19 21:05:51,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:05:51,523 INFO L479 AbstractCegarLoop]: Abstraction has 701 states and 832 transitions. [2020-07-19 21:05:51,523 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 21:05:51,523 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 832 transitions. [2020-07-19 21:05:51,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-07-19 21:05:51,527 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:05:51,527 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:05:51,527 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-19 21:05:51,528 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:05:51,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:05:51,528 INFO L82 PathProgramCache]: Analyzing trace with hash -2143377757, now seen corresponding path program 1 times [2020-07-19 21:05:51,529 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:05:51,529 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436153041] [2020-07-19 21:05:51,529 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2c0eebbf [2020-07-19 21:05:51,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:51,781 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 21:05:51,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:51,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:51,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:51,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:51,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:51,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:51,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:51,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:51,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:51,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:51,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:51,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:51,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:51,918 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-19 21:05:51,919 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436153041] [2020-07-19 21:05:51,921 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:05:51,922 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-19 21:05:51,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53549390] [2020-07-19 21:05:51,923 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-19 21:05:51,924 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:05:51,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-19 21:05:51,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-07-19 21:05:51,924 INFO L87 Difference]: Start difference. First operand 701 states and 832 transitions. Second operand 11 states. [2020-07-19 21:05:52,692 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:05:52,961 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 21:05:53,180 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 21:05:53,887 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 21:05:54,140 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 21:05:54,381 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 21:05:55,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:05:55,148 INFO L93 Difference]: Finished difference Result 1322 states and 1646 transitions. [2020-07-19 21:05:55,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-19 21:05:55,148 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 87 [2020-07-19 21:05:55,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:05:55,152 INFO L225 Difference]: With dead ends: 1322 [2020-07-19 21:05:55,153 INFO L226 Difference]: Without dead ends: 649 [2020-07-19 21:05:55,155 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2020-07-19 21:05:55,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 649 states. [2020-07-19 21:05:55,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 649 to 576. [2020-07-19 21:05:55,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 576 states. [2020-07-19 21:05:55,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 668 transitions. [2020-07-19 21:05:55,226 INFO L78 Accepts]: Start accepts. Automaton has 576 states and 668 transitions. Word has length 87 [2020-07-19 21:05:55,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:05:55,226 INFO L479 AbstractCegarLoop]: Abstraction has 576 states and 668 transitions. [2020-07-19 21:05:55,226 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-19 21:05:55,227 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 668 transitions. [2020-07-19 21:05:55,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-07-19 21:05:55,228 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:05:55,229 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:05:55,229 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-19 21:05:55,229 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:05:55,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:05:55,230 INFO L82 PathProgramCache]: Analyzing trace with hash 858193610, now seen corresponding path program 1 times [2020-07-19 21:05:55,230 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:05:55,230 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864478126] [2020-07-19 21:05:55,230 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2c0eebbf [2020-07-19 21:05:55,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:55,523 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 21:05:55,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:55,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:55,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:55,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:55,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:55,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:55,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:55,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:55,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:55,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:55,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:55,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:55,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:05:55,700 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-19 21:05:55,700 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864478126] [2020-07-19 21:05:55,700 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:05:55,700 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-19 21:05:55,701 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580249683] [2020-07-19 21:05:55,701 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-19 21:05:55,701 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:05:55,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-19 21:05:55,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-07-19 21:05:55,702 INFO L87 Difference]: Start difference. First operand 576 states and 668 transitions. Second operand 12 states. [2020-07-19 21:05:56,151 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 21:05:56,846 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 21:05:57,542 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:05:57,889 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:05:58,132 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-19 21:05:58,425 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:05:58,687 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:05:59,921 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 21:06:00,179 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 21:06:00,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:06:00,763 INFO L93 Difference]: Finished difference Result 1645 states and 2041 transitions. [2020-07-19 21:06:00,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-07-19 21:06:00,764 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 91 [2020-07-19 21:06:00,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:06:00,771 INFO L225 Difference]: With dead ends: 1645 [2020-07-19 21:06:00,772 INFO L226 Difference]: Without dead ends: 1269 [2020-07-19 21:06:00,774 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 351 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=306, Invalid=1026, Unknown=0, NotChecked=0, Total=1332 [2020-07-19 21:06:00,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2020-07-19 21:06:00,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 1155. [2020-07-19 21:06:00,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1155 states. [2020-07-19 21:06:00,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 1155 states and 1335 transitions. [2020-07-19 21:06:00,983 INFO L78 Accepts]: Start accepts. Automaton has 1155 states and 1335 transitions. Word has length 91 [2020-07-19 21:06:00,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:06:00,983 INFO L479 AbstractCegarLoop]: Abstraction has 1155 states and 1335 transitions. [2020-07-19 21:06:00,983 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-19 21:06:00,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1335 transitions. [2020-07-19 21:06:00,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-07-19 21:06:00,987 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:06:00,988 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:06:00,988 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-19 21:06:00,988 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:06:00,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:06:00,988 INFO L82 PathProgramCache]: Analyzing trace with hash 1244109311, now seen corresponding path program 1 times [2020-07-19 21:06:00,989 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:06:00,989 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682501729] [2020-07-19 21:06:00,989 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2c0eebbf [2020-07-19 21:06:01,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,342 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 21:06:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,695 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-07-19 21:06:01,696 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682501729] [2020-07-19 21:06:01,696 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [352653205] [2020-07-19 21:06:01,697 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2c0eebbf No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 21:06:01,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:01,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 876 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-19 21:06:02,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 21:06:02,267 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 21:06:02,267 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-19 21:06:02,268 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 7] total 20 [2020-07-19 21:06:02,268 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136919736] [2020-07-19 21:06:02,269 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-07-19 21:06:02,269 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:06:02,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-07-19 21:06:02,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=322, Unknown=0, NotChecked=0, Total=380 [2020-07-19 21:06:02,271 INFO L87 Difference]: Start difference. First operand 1155 states and 1335 transitions. Second operand 20 states. [2020-07-19 21:06:03,435 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-19 21:06:03,825 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-07-19 21:06:04,164 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-19 21:06:04,504 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-19 21:06:05,238 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-07-19 21:06:05,493 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 21:06:05,843 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-19 21:06:06,320 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-19 21:06:07,336 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 21:06:08,284 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-07-19 21:06:08,587 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:06:08,978 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 21:06:09,699 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-07-19 21:06:10,211 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-19 21:06:10,536 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 21:06:10,794 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:06:11,117 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-19 21:06:11,650 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-19 21:06:12,363 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-19 21:06:12,688 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-19 21:06:12,976 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 21:06:13,234 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-19 21:06:13,526 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-19 21:06:13,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:06:13,773 INFO L93 Difference]: Finished difference Result 2188 states and 2611 transitions. [2020-07-19 21:06:13,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2020-07-19 21:06:13,774 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 134 [2020-07-19 21:06:13,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:06:13,780 INFO L225 Difference]: With dead ends: 2188 [2020-07-19 21:06:13,781 INFO L226 Difference]: Without dead ends: 1227 [2020-07-19 21:06:13,785 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1379 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=925, Invalid=3905, Unknown=0, NotChecked=0, Total=4830 [2020-07-19 21:06:13,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1227 states. [2020-07-19 21:06:13,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1227 to 1065. [2020-07-19 21:06:13,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1065 states. [2020-07-19 21:06:13,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 1065 states and 1223 transitions. [2020-07-19 21:06:13,982 INFO L78 Accepts]: Start accepts. Automaton has 1065 states and 1223 transitions. Word has length 134 [2020-07-19 21:06:13,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:06:13,983 INFO L479 AbstractCegarLoop]: Abstraction has 1065 states and 1223 transitions. [2020-07-19 21:06:13,983 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-07-19 21:06:13,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1223 transitions. [2020-07-19 21:06:13,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2020-07-19 21:06:13,990 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:06:13,990 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:06:14,205 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-07-19 21:06:14,206 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:06:14,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:06:14,206 INFO L82 PathProgramCache]: Analyzing trace with hash -1284254506, now seen corresponding path program 1 times [2020-07-19 21:06:14,207 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:06:14,207 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139373152] [2020-07-19 21:06:14,207 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2c0eebbf [2020-07-19 21:06:14,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,498 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 21:06:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:14,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:15,030 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 78 proven. 29 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2020-07-19 21:06:15,030 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139373152] [2020-07-19 21:06:15,031 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [47777308] [2020-07-19 21:06:15,031 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2c0eebbf No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 21:06:15,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:06:15,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 1143 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-19 21:06:15,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 21:06:15,595 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2020-07-19 21:06:15,595 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-19 21:06:15,596 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [16] total 17 [2020-07-19 21:06:15,596 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027196927] [2020-07-19 21:06:15,597 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-19 21:06:15,597 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:06:15,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-19 21:06:15,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2020-07-19 21:06:15,598 INFO L87 Difference]: Start difference. First operand 1065 states and 1223 transitions. Second operand 3 states. [2020-07-19 21:06:15,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:06:15,860 INFO L93 Difference]: Finished difference Result 1295 states and 1501 transitions. [2020-07-19 21:06:15,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-19 21:06:15,861 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 241 [2020-07-19 21:06:15,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:06:15,868 INFO L225 Difference]: With dead ends: 1295 [2020-07-19 21:06:15,869 INFO L226 Difference]: Without dead ends: 0 [2020-07-19 21:06:15,874 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 336 GetRequests, 318 SyntacticMatches, 3 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2020-07-19 21:06:15,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-19 21:06:15,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-19 21:06:15,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-19 21:06:15,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-19 21:06:15,876 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 241 [2020-07-19 21:06:15,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:06:15,876 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-19 21:06:15,876 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-19 21:06:15,877 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-19 21:06:15,877 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-19 21:06:16,093 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 21:06:16,098 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-19 21:06:17,029 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 238 [2020-07-19 21:06:19,509 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 260 [2020-07-19 21:06:19,949 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 231 [2020-07-19 21:06:20,192 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 237 [2020-07-19 21:06:20,769 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 232 [2020-07-19 21:06:21,658 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 26 [2020-07-19 21:06:21,811 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-19 21:06:21,990 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-07-19 21:06:22,683 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 33 [2020-07-19 21:06:22,818 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-07-19 21:06:22,986 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-07-19 21:06:23,184 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 21:06:23,346 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 35 [2020-07-19 21:06:23,932 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 31 [2020-07-19 21:06:24,118 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 27 [2020-07-19 21:06:25,222 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 198 DAG size of output: 40 [2020-07-19 21:06:25,370 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-07-19 21:06:25,535 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-19 21:06:25,707 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 1 [2020-07-19 21:06:25,901 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 27 [2020-07-19 21:06:26,919 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 174 DAG size of output: 33 [2020-07-19 21:06:27,118 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 41 [2020-07-19 21:06:27,299 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 15 [2020-07-19 21:06:28,355 WARN L193 SmtUtils]: Spent 925.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 32 [2020-07-19 21:06:28,747 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 25 [2020-07-19 21:06:29,729 WARN L193 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 31 [2020-07-19 21:06:30,432 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 32 [2020-07-19 21:06:30,639 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2020-07-19 21:06:30,959 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-07-19 21:06:31,514 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 28 [2020-07-19 21:06:31,687 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 25 [2020-07-19 21:06:31,859 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 25 [2020-07-19 21:06:32,019 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 15 [2020-07-19 21:06:32,194 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 25 [2020-07-19 21:06:32,347 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-19 21:06:32,520 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 25 [2020-07-19 21:06:33,067 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 32 [2020-07-19 21:06:33,606 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 33 [2020-07-19 21:06:33,799 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 20 [2020-07-19 21:06:33,958 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-07-19 21:06:34,288 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 43 [2020-07-19 21:06:34,818 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2020-07-19 21:06:35,343 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-07-19 21:06:35,827 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 32 [2020-07-19 21:06:37,036 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 184 DAG size of output: 35 [2020-07-19 21:06:37,209 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 25 [2020-07-19 21:06:37,214 INFO L268 CegarLoopResult]: For program point L254(lines 231 255) no Hoare annotation was computed. [2020-07-19 21:06:37,214 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 207 262) no Hoare annotation was computed. [2020-07-19 21:06:37,215 INFO L268 CegarLoopResult]: For program point L238(lines 238 242) no Hoare annotation was computed. [2020-07-19 21:06:37,215 INFO L268 CegarLoopResult]: For program point L238-1(lines 238 242) no Hoare annotation was computed. [2020-07-19 21:06:37,215 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-07-19 21:06:37,215 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 207 262) no Hoare annotation was computed. [2020-07-19 21:06:37,215 INFO L268 CegarLoopResult]: For program point L232-2(lines 232 253) no Hoare annotation was computed. [2020-07-19 21:06:37,215 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 207 262) no Hoare annotation was computed. [2020-07-19 21:06:37,215 INFO L268 CegarLoopResult]: For program point L289-2(lines 289 314) no Hoare annotation was computed. [2020-07-19 21:06:37,216 INFO L268 CegarLoopResult]: For program point L315(lines 288 316) no Hoare annotation was computed. [2020-07-19 21:06:37,216 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 263 322) no Hoare annotation was computed. [2020-07-19 21:06:37,216 INFO L268 CegarLoopResult]: For program point L308(line 308) no Hoare annotation was computed. [2020-07-19 21:06:37,216 INFO L268 CegarLoopResult]: For program point L308-1(line 308) no Hoare annotation was computed. [2020-07-19 21:06:37,216 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 263 322) no Hoare annotation was computed. [2020-07-19 21:06:37,216 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 263 322) no Hoare annotation was computed. [2020-07-19 21:06:37,216 INFO L268 CegarLoopResult]: For program point L295(lines 295 299) no Hoare annotation was computed. [2020-07-19 21:06:37,216 INFO L268 CegarLoopResult]: For program point L295-1(lines 295 299) no Hoare annotation was computed. [2020-07-19 21:06:37,216 INFO L268 CegarLoopResult]: For program point L290(line 290) no Hoare annotation was computed. [2020-07-19 21:06:37,217 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 539 545) the Hoare annotation is: true [2020-07-19 21:06:37,217 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 539 545) no Hoare annotation was computed. [2020-07-19 21:06:37,217 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 546 554) no Hoare annotation was computed. [2020-07-19 21:06:37,217 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 546 554) the Hoare annotation is: true [2020-07-19 21:06:37,217 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 546 554) no Hoare annotation was computed. [2020-07-19 21:06:37,218 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 899 906) the Hoare annotation is: (or (not (= 1 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-19 21:06:37,218 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 899 906) no Hoare annotation was computed. [2020-07-19 21:06:37,218 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 899 906) no Hoare annotation was computed. [2020-07-19 21:06:37,218 INFO L268 CegarLoopResult]: For program point L912(line 912) no Hoare annotation was computed. [2020-07-19 21:06:37,218 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 907 916) the Hoare annotation is: (let ((.cse3 (not (= 2 ~waterLevel~0))) (.cse1 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse4 (not (= 0 ~pumpRunning~0)))) (and (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse2) (or (not (= 1 ~waterLevel~0)) .cse0 .cse4 .cse2) (or .cse3 .cse0 .cse1 .cse2) (or (not (= 0 ~systemActive~0)) .cse0 .cse4))) [2020-07-19 21:06:37,218 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 907 916) no Hoare annotation was computed. [2020-07-19 21:06:37,219 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 907 916) no Hoare annotation was computed. [2020-07-19 21:06:37,219 INFO L268 CegarLoopResult]: For program point L929(lines 929 939) no Hoare annotation was computed. [2020-07-19 21:06:37,219 INFO L264 CegarLoopResult]: At program point L927(line 927) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= 2 ~waterLevel~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= 0 ~systemActive~0)) .cse1) (or .cse0 .cse1 .cse2) (or .cse0 (not (<= 1 ~pumpRunning~0)) .cse2))) [2020-07-19 21:06:37,219 INFO L268 CegarLoopResult]: For program point L927-1(line 927) no Hoare annotation was computed. [2020-07-19 21:06:37,219 INFO L268 CegarLoopResult]: For program point L925(lines 925 942) no Hoare annotation was computed. [2020-07-19 21:06:37,219 INFO L268 CegarLoopResult]: For program point L925-1(lines 917 945) no Hoare annotation was computed. [2020-07-19 21:06:37,219 INFO L271 CegarLoopResult]: At program point L923(line 923) the Hoare annotation is: true [2020-07-19 21:06:37,220 INFO L268 CegarLoopResult]: For program point L923-1(line 923) no Hoare annotation was computed. [2020-07-19 21:06:37,220 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 917 945) the Hoare annotation is: true [2020-07-19 21:06:37,220 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 917 945) no Hoare annotation was computed. [2020-07-19 21:06:37,220 INFO L264 CegarLoopResult]: At program point L932(line 932) the Hoare annotation is: (let ((.cse3 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse0 .cse1) (or .cse2 .cse3 .cse1) (or (not (= 0 ~systemActive~0)) .cse3) (or (not (= 1 ~waterLevel~0)) .cse3 .cse1) (or .cse2 .cse0 .cse1))) [2020-07-19 21:06:37,220 INFO L268 CegarLoopResult]: For program point L930(lines 930 936) no Hoare annotation was computed. [2020-07-19 21:06:37,220 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 131 153) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-19 21:06:37,221 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 131 153) no Hoare annotation was computed. [2020-07-19 21:06:37,221 INFO L264 CegarLoopResult]: At program point L143(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= 1 main_~tmp~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-19 21:06:37,221 INFO L264 CegarLoopResult]: At program point L143-1(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= 1 main_~tmp~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-19 21:06:37,221 INFO L268 CegarLoopResult]: For program point L141(lines 141 148) no Hoare annotation was computed. [2020-07-19 21:06:37,221 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 131 153) no Hoare annotation was computed. [2020-07-19 21:06:37,221 INFO L268 CegarLoopResult]: For program point L141-1(lines 141 148) no Hoare annotation was computed. [2020-07-19 21:06:37,221 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-07-19 21:06:37,222 INFO L264 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-19 21:06:37,222 INFO L264 CegarLoopResult]: At program point L137(line 137) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-19 21:06:37,222 INFO L264 CegarLoopResult]: At program point L137-1(line 137) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-19 21:06:37,222 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-07-19 21:06:37,222 INFO L268 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-07-19 21:06:37,222 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 84 107) no Hoare annotation was computed. [2020-07-19 21:06:37,222 INFO L268 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-07-19 21:06:37,223 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-07-19 21:06:37,223 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-19 21:06:37,223 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 84 107) no Hoare annotation was computed. [2020-07-19 21:06:37,223 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-07-19 21:06:37,223 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 84 107) no Hoare annotation was computed. [2020-07-19 21:06:37,223 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-19 21:06:37,223 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-19 21:06:37,223 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-07-19 21:06:37,223 INFO L268 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-07-19 21:06:37,223 INFO L268 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-07-19 21:06:37,223 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-07-19 21:06:37,224 INFO L268 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-07-19 21:06:37,224 INFO L268 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-07-19 21:06:37,224 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 882 896) no Hoare annotation was computed. [2020-07-19 21:06:37,224 INFO L264 CegarLoopResult]: At program point L888(line 888) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 (= 0 ~switchedOnBeforeTS~0)) (or (not (= 1 ~waterLevel~0)) .cse2) (or .cse2 (not (= 0 |old(~systemActive~0)|))) (or .cse3 .cse2) (or .cse0 .cse1 .cse3))) [2020-07-19 21:06:37,224 INFO L268 CegarLoopResult]: For program point L886(lines 886 892) no Hoare annotation was computed. [2020-07-19 21:06:37,224 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 882 896) the Hoare annotation is: (let ((.cse5 (= |old(~systemActive~0)| ~systemActive~0))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and .cse5 (= 0 ~pumpRunning~0))) (.cse3 (and .cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 (= 0 ~switchedOnBeforeTS~0)) (or (not (= 1 ~waterLevel~0)) .cse1 .cse2) (or .cse1 (not (= 0 |old(~systemActive~0)|)) .cse2) (or .cse3 .cse4 .cse0)))) [2020-07-19 21:06:37,225 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 882 896) no Hoare annotation was computed. [2020-07-19 21:06:37,225 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 818 826) no Hoare annotation was computed. [2020-07-19 21:06:37,225 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 818 826) the Hoare annotation is: true [2020-07-19 21:06:37,225 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 818 826) no Hoare annotation was computed. [2020-07-19 21:06:37,225 INFO L268 CegarLoopResult]: For program point L834-2(lines 834 842) no Hoare annotation was computed. [2020-07-19 21:06:37,225 INFO L268 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-07-19 21:06:37,225 INFO L268 CegarLoopResult]: For program point L857-1(line 857) no Hoare annotation was computed. [2020-07-19 21:06:37,225 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 827 862) no Hoare annotation was computed. [2020-07-19 21:06:37,225 INFO L268 CegarLoopResult]: For program point L846(lines 846 854) no Hoare annotation was computed. [2020-07-19 21:06:37,226 INFO L268 CegarLoopResult]: For program point L846-2(lines 846 854) no Hoare annotation was computed. [2020-07-19 21:06:37,226 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 827 862) no Hoare annotation was computed. [2020-07-19 21:06:37,226 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 827 862) no Hoare annotation was computed. [2020-07-19 21:06:37,226 INFO L268 CegarLoopResult]: For program point L834(lines 834 842) no Hoare annotation was computed. [2020-07-19 21:06:37,226 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 532 538) no Hoare annotation was computed. [2020-07-19 21:06:37,226 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 532 538) the Hoare annotation is: true [2020-07-19 21:06:37,226 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 161 206) no Hoare annotation was computed. [2020-07-19 21:06:37,226 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 161 206) no Hoare annotation was computed. [2020-07-19 21:06:37,227 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 161 206) no Hoare annotation was computed. [2020-07-19 21:06:37,227 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 474 519) no Hoare annotation was computed. [2020-07-19 21:06:37,227 INFO L268 CegarLoopResult]: For program point L494(lines 494 501) no Hoare annotation was computed. [2020-07-19 21:06:37,227 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 474 519) no Hoare annotation was computed. [2020-07-19 21:06:37,227 INFO L268 CegarLoopResult]: For program point L488(lines 488 508) no Hoare annotation was computed. [2020-07-19 21:06:37,227 INFO L268 CegarLoopResult]: For program point L488-1(lines 488 508) no Hoare annotation was computed. [2020-07-19 21:06:37,227 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 474 519) no Hoare annotation was computed. [2020-07-19 21:06:37,227 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 117 127) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-19 21:06:37,227 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 117 127) no Hoare annotation was computed. [2020-07-19 21:06:37,228 INFO L264 CegarLoopResult]: At program point L122(line 122) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-19 21:06:37,228 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 117 127) no Hoare annotation was computed. [2020-07-19 21:06:37,228 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 807 817) no Hoare annotation was computed. [2020-07-19 21:06:37,228 INFO L268 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-07-19 21:06:37,228 INFO L268 CegarLoopResult]: For program point L812-1(line 812) no Hoare annotation was computed. [2020-07-19 21:06:37,228 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 807 817) no Hoare annotation was computed. [2020-07-19 21:06:37,228 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 807 817) no Hoare annotation was computed. [2020-07-19 21:06:37,228 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 799 806) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or .cse1 .cse0 (= 0 ~switchedOnBeforeTS~0)))) [2020-07-19 21:06:37,229 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 799 806) no Hoare annotation was computed. [2020-07-19 21:06:37,229 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 799 806) no Hoare annotation was computed. [2020-07-19 21:06:37,229 INFO L268 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2020-07-19 21:06:37,229 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 708 721) no Hoare annotation was computed. [2020-07-19 21:06:37,229 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 708 721) the Hoare annotation is: true [2020-07-19 21:06:37,229 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 708 721) no Hoare annotation was computed. [2020-07-19 21:06:37,229 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 766 790) no Hoare annotation was computed. [2020-07-19 21:06:37,229 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 766 790) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (= 2 ~waterLevel~0)) .cse0 .cse1 .cse2) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse2))) [2020-07-19 21:06:37,230 INFO L264 CegarLoopResult]: At program point L785(line 785) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= 2 ~waterLevel~0)) .cse0 .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse1))) [2020-07-19 21:06:37,230 INFO L268 CegarLoopResult]: For program point L785-1(lines 766 790) no Hoare annotation was computed. [2020-07-19 21:06:37,230 INFO L264 CegarLoopResult]: At program point L780(line 780) the Hoare annotation is: (let ((.cse0 (and (= 0 ~pumpRunning~0) (= 0 processEnvironment_~tmp~5))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= 1 ~waterLevel~0)) .cse1 .cse2) (or .cse0 (not (= 2 ~waterLevel~0)) .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse2))) [2020-07-19 21:06:37,230 INFO L264 CegarLoopResult]: At program point L776(line 776) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= 2 ~waterLevel~0)) .cse0 (= 0 ~pumpRunning~0) .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse1))) [2020-07-19 21:06:37,230 INFO L268 CegarLoopResult]: For program point L774(lines 774 782) no Hoare annotation was computed. [2020-07-19 21:06:37,231 INFO L264 CegarLoopResult]: At program point L772(line 772) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (= 2 ~waterLevel~0)) .cse0 .cse1 .cse2) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse2))) [2020-07-19 21:06:37,231 INFO L268 CegarLoopResult]: For program point L772-1(line 772) no Hoare annotation was computed. [2020-07-19 21:06:37,231 INFO L268 CegarLoopResult]: For program point L770(lines 770 787) no Hoare annotation was computed. [2020-07-19 21:06:37,231 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 758 764) no Hoare annotation was computed. [2020-07-19 21:06:37,231 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 758 764) the Hoare annotation is: true [2020-07-19 21:06:37,231 INFO L264 CegarLoopResult]: At program point testENTRY(lines 557 622) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= 1 ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-19 21:06:37,231 INFO L264 CegarLoopResult]: At program point L605(line 605) the Hoare annotation is: (let ((.cse1 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (= 2 ~waterLevel~0))) (or (and .cse0 (not (= 0 ~switchedOnBeforeTS~0)) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and .cse0 .cse2 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse3 (= 1 ~waterLevel~0)) (and .cse0 (= 0 ~systemActive~0) .cse3) (and .cse0 .cse3 .cse2))) [2020-07-19 21:06:37,232 INFO L268 CegarLoopResult]: For program point L603(lines 603 609) no Hoare annotation was computed. [2020-07-19 21:06:37,232 INFO L264 CegarLoopResult]: At program point L603-1(lines 597 610) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse4 (= 2 ~waterLevel~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 (= 1 ~waterLevel~0) .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse2 .cse3) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 (= 0 ~systemActive~0) .cse1) (and .cse0 .cse4 .cse1 .cse2) (and .cse0 .cse4 .cse2 .cse3))) [2020-07-19 21:06:37,232 INFO L268 CegarLoopResult]: For program point L568(lines 567 614) no Hoare annotation was computed. [2020-07-19 21:06:37,232 INFO L268 CegarLoopResult]: For program point testFINAL(lines 557 622) no Hoare annotation was computed. [2020-07-19 21:06:37,232 INFO L268 CegarLoopResult]: For program point L597(lines 597 610) no Hoare annotation was computed. [2020-07-19 21:06:37,232 INFO L264 CegarLoopResult]: At program point L589(line 589) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse4 (= 2 ~waterLevel~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 (= 1 ~waterLevel~0) .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse2 .cse3) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse4 .cse1 .cse2) (and .cse0 (= 0 ~systemActive~0) .cse1) (and .cse0 .cse4 .cse2 .cse3))) [2020-07-19 21:06:37,233 INFO L268 CegarLoopResult]: For program point L587(lines 587 593) no Hoare annotation was computed. [2020-07-19 21:06:37,233 INFO L268 CegarLoopResult]: For program point L587-1(lines 587 593) no Hoare annotation was computed. [2020-07-19 21:06:37,233 INFO L264 CegarLoopResult]: At program point L612(lines 567 614) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse4 (= 2 ~waterLevel~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 (= 1 ~waterLevel~0) .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse2 .cse3) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse4 .cse1 .cse2) (and .cse0 (= 0 ~systemActive~0) .cse1) (and .cse0 .cse4 .cse2 .cse3))) [2020-07-19 21:06:37,233 INFO L264 CegarLoopResult]: At program point L579(line 579) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse4 (= 2 ~waterLevel~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse2 .cse3) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse4 .cse1 .cse2) (and .cse0 (= 0 ~systemActive~0) .cse1) (and .cse0 .cse4 .cse2 .cse3))) [2020-07-19 21:06:37,233 INFO L268 CegarLoopResult]: For program point L577(lines 577 583) no Hoare annotation was computed. [2020-07-19 21:06:37,233 INFO L268 CegarLoopResult]: For program point L577-1(lines 577 583) no Hoare annotation was computed. [2020-07-19 21:06:37,233 INFO L268 CegarLoopResult]: For program point L569(lines 569 573) no Hoare annotation was computed. [2020-07-19 21:06:37,234 INFO L264 CegarLoopResult]: At program point L615(lines 566 616) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-19 21:06:37,234 INFO L268 CegarLoopResult]: For program point testEXIT(lines 557 622) no Hoare annotation was computed. [2020-07-19 21:06:37,234 INFO L268 CegarLoopResult]: For program point L448(lines 448 455) no Hoare annotation was computed. [2020-07-19 21:06:37,234 INFO L268 CegarLoopResult]: For program point L442(lines 442 462) no Hoare annotation was computed. [2020-07-19 21:06:37,234 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 428 473) no Hoare annotation was computed. [2020-07-19 21:06:37,234 INFO L268 CegarLoopResult]: For program point L442-1(lines 442 462) no Hoare annotation was computed. [2020-07-19 21:06:37,234 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 428 473) no Hoare annotation was computed. [2020-07-19 21:06:37,234 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 428 473) no Hoare annotation was computed. [2020-07-19 21:06:37,234 INFO L268 CegarLoopResult]: For program point L684(lines 684 692) no Hoare annotation was computed. [2020-07-19 21:06:37,234 INFO L268 CegarLoopResult]: For program point L684-2(lines 684 692) no Hoare annotation was computed. [2020-07-19 21:06:37,235 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 676 698) no Hoare annotation was computed. [2020-07-19 21:06:37,235 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 676 698) no Hoare annotation was computed. [2020-07-19 21:06:37,235 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 676 698) no Hoare annotation was computed. [2020-07-19 21:06:37,235 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 325 427) no Hoare annotation was computed. [2020-07-19 21:06:37,235 INFO L268 CegarLoopResult]: For program point L349(lines 349 353) no Hoare annotation was computed. [2020-07-19 21:06:37,235 INFO L268 CegarLoopResult]: For program point L413(lines 413 424) no Hoare annotation was computed. [2020-07-19 21:06:37,235 INFO L268 CegarLoopResult]: For program point L376(lines 376 380) no Hoare annotation was computed. [2020-07-19 21:06:37,235 INFO L268 CegarLoopResult]: For program point L374-2(lines 374 394) no Hoare annotation was computed. [2020-07-19 21:06:37,235 INFO L268 CegarLoopResult]: For program point L395(lines 373 396) no Hoare annotation was computed. [2020-07-19 21:06:37,236 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 325 427) no Hoare annotation was computed. [2020-07-19 21:06:37,236 INFO L268 CegarLoopResult]: For program point L354(lines 354 370) no Hoare annotation was computed. [2020-07-19 21:06:37,236 INFO L268 CegarLoopResult]: For program point L414(lines 414 421) no Hoare annotation was computed. [2020-07-19 21:06:37,236 INFO L268 CegarLoopResult]: For program point L375(lines 374 394) no Hoare annotation was computed. [2020-07-19 21:06:37,236 INFO L268 CegarLoopResult]: For program point L406(line 406) no Hoare annotation was computed. [2020-07-19 21:06:37,236 INFO L268 CegarLoopResult]: For program point L406-1(line 406) no Hoare annotation was computed. [2020-07-19 21:06:37,236 INFO L268 CegarLoopResult]: For program point L371(lines 371 412) no Hoare annotation was computed. [2020-07-19 21:06:37,236 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 325 427) no Hoare annotation was computed. [2020-07-19 21:06:37,236 INFO L268 CegarLoopResult]: For program point L390(line 390) no Hoare annotation was computed. [2020-07-19 21:06:37,236 INFO L268 CegarLoopResult]: For program point L390-1(line 390) no Hoare annotation was computed. [2020-07-19 21:06:37,237 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 522 531) no Hoare annotation was computed. [2020-07-19 21:06:37,237 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 522 531) no Hoare annotation was computed. [2020-07-19 21:06:37,237 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 522 531) no Hoare annotation was computed. [2020-07-19 21:06:37,237 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-19 21:06:37,237 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|)) [2020-07-19 21:06:37,238 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-19 21:06:37,238 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 791 798) no Hoare annotation was computed. [2020-07-19 21:06:37,238 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 791 798) no Hoare annotation was computed. [2020-07-19 21:06:37,238 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 791 798) the Hoare annotation is: (or (not (= 2 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= 1 ~systemActive~0))) [2020-07-19 21:06:37,238 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 699 707) the Hoare annotation is: true [2020-07-19 21:06:37,238 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 699 707) no Hoare annotation was computed. [2020-07-19 21:06:37,238 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 699 707) no Hoare annotation was computed. [2020-07-19 21:06:37,239 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 863 881) no Hoare annotation was computed. [2020-07-19 21:06:37,239 INFO L268 CegarLoopResult]: For program point L872(lines 872 876) no Hoare annotation was computed. [2020-07-19 21:06:37,239 INFO L271 CegarLoopResult]: At program point L870(line 870) the Hoare annotation is: true [2020-07-19 21:06:37,239 INFO L268 CegarLoopResult]: For program point L872-2(lines 872 876) no Hoare annotation was computed. [2020-07-19 21:06:37,239 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 863 881) the Hoare annotation is: true [2020-07-19 21:06:37,239 INFO L268 CegarLoopResult]: For program point L870-1(line 870) no Hoare annotation was computed. [2020-07-19 21:06:37,239 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 863 881) no Hoare annotation was computed. [2020-07-19 21:06:37,240 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 655 666) the Hoare annotation is: (let ((.cse3 (not (= 2 ~waterLevel~0))) (.cse1 (not (<= 1 ~pumpRunning~0))) (.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse1 .cse2) (or .cse0 .cse3 .cse4 .cse2) (or .cse0 .cse3 .cse1 .cse2) (or .cse0 (not (= 0 ~systemActive~0)) .cse4) (or (not (= 1 ~waterLevel~0)) .cse0 .cse4 .cse2))) [2020-07-19 21:06:37,240 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 655 666) no Hoare annotation was computed. [2020-07-19 21:06:37,240 INFO L268 CegarLoopResult]: For program point L659-1(lines 655 666) no Hoare annotation was computed. [2020-07-19 21:06:37,240 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-19 21:06:37,240 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-19 21:06:37,240 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-19 21:06:37,240 INFO L268 CegarLoopResult]: For program point L736(lines 734 756) no Hoare annotation was computed. [2020-07-19 21:06:37,240 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 731 757) the Hoare annotation is: (let ((.cse6 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse6 .cse7)) (.cse4 (and (= 0 ~pumpRunning~0) .cse6 .cse7)) (.cse1 (not (= 2 |old(~waterLevel~0)|))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 (not (= 1 |old(~waterLevel~0)|)) .cse3) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse2 .cse3) (or .cse4 (not (= 0 ~systemActive~0)) .cse5) (or .cse4 .cse1 .cse5 .cse3)))) [2020-07-19 21:06:37,241 INFO L264 CegarLoopResult]: At program point L747(line 747) the Hoare annotation is: (let ((.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 1 ~waterLevel~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse7 (not (= 2 |old(~waterLevel~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (and .cse0 .cse1) .cse2 (not (= 1 |old(~waterLevel~0)|)) .cse3) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and .cse4 .cse5) .cse6 .cse3) (or .cse6 .cse7 (and .cse4 .cse5 .cse1) .cse3) (or (not (= 0 ~systemActive~0)) .cse2) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) .cse7 .cse2 .cse3))) [2020-07-19 21:06:37,241 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 731 757) no Hoare annotation was computed. [2020-07-19 21:06:37,241 INFO L264 CegarLoopResult]: At program point L745(lines 745 751) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 1 ~waterLevel~0)) (.cse8 (and .cse0 .cse9)) (.cse7 (not (= 2 |old(~waterLevel~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (and .cse0 .cse1) .cse2 (not (= 1 |old(~waterLevel~0)|)) .cse3) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and .cse4 .cse5) .cse6 .cse3) (or .cse6 .cse7 (and .cse4 .cse5 .cse1) .cse3) (or .cse8 (not (= 0 ~systemActive~0)) .cse2) (or .cse8 (and .cse9 (<= 1 ~pumpRunning~0)) .cse7 .cse2 .cse3)))) [2020-07-19 21:06:37,241 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 731 757) no Hoare annotation was computed. [2020-07-19 21:06:37,241 INFO L264 CegarLoopResult]: At program point L740(line 740) the Hoare annotation is: (let ((.cse1 (not (= 2 |old(~waterLevel~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse3) (or .cse4 (not (= 1 |old(~waterLevel~0)|)) .cse3) (or (not (= 0 ~systemActive~0)) .cse4) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse2 .cse3))) [2020-07-19 21:06:37,242 INFO L268 CegarLoopResult]: For program point L738(lines 734 756) no Hoare annotation was computed. [2020-07-19 21:06:37,242 INFO L268 CegarLoopResult]: For program point L65(lines 65 69) no Hoare annotation was computed. [2020-07-19 21:06:37,242 INFO L271 CegarLoopResult]: At program point L65-1(lines 65 69) the Hoare annotation is: true [2020-07-19 21:06:37,242 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 51 80) no Hoare annotation was computed. [2020-07-19 21:06:37,242 INFO L268 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-07-19 21:06:37,242 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 51 80) the Hoare annotation is: true [2020-07-19 21:06:37,242 INFO L271 CegarLoopResult]: At program point L61-2(lines 61 75) the Hoare annotation is: true [2020-07-19 21:06:37,242 INFO L271 CegarLoopResult]: At program point L57(line 57) the Hoare annotation is: true [2020-07-19 21:06:37,243 INFO L268 CegarLoopResult]: For program point L57-1(line 57) no Hoare annotation was computed. [2020-07-19 21:06:37,243 INFO L271 CegarLoopResult]: At program point L76(lines 51 80) the Hoare annotation is: true [2020-07-19 21:06:37,243 INFO L268 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-07-19 21:06:37,243 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 667 675) no Hoare annotation was computed. [2020-07-19 21:06:37,243 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 667 675) no Hoare annotation was computed. [2020-07-19 21:06:37,243 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 667 675) no Hoare annotation was computed. [2020-07-19 21:06:37,243 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 631 642) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= 1 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-19 21:06:37,243 INFO L268 CegarLoopResult]: For program point L635-1(lines 631 642) no Hoare annotation was computed. [2020-07-19 21:06:37,244 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 631 642) no Hoare annotation was computed. [2020-07-19 21:06:37,244 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 108 114) no Hoare annotation was computed. [2020-07-19 21:06:37,244 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 108 114) the Hoare annotation is: true [2020-07-19 21:06:37,244 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-19 21:06:37,244 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-19 21:06:37,244 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-19 21:06:37,244 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-19 21:06:37,244 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 643 654) no Hoare annotation was computed. [2020-07-19 21:06:37,245 INFO L268 CegarLoopResult]: For program point L647-1(lines 643 654) no Hoare annotation was computed. [2020-07-19 21:06:37,245 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 643 654) the Hoare annotation is: (let ((.cse0 (not (= 2 |old(~waterLevel~0)|))) (.cse1 (not (<= 1 ~pumpRunning~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (= 2 ~waterLevel~0) .cse1 .cse2) (or .cse0 .cse3 .cse4 .cse2) (or (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse3 .cse1 .cse2) (or (not (= 0 ~systemActive~0)) .cse3 .cse4) (or .cse3 .cse4 (not (= 1 |old(~waterLevel~0)|)) .cse2))) [2020-07-19 21:06:37,245 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-19 21:06:37,245 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-19 21:06:37,245 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-19 21:06:37,245 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-19 21:06:37,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 09:06:37 BoogieIcfgContainer [2020-07-19 21:06:37,264 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-19 21:06:37,266 INFO L168 Benchmark]: Toolchain (without parser) took 69872.55 ms. Allocated memory was 137.9 MB in the beginning and 857.7 MB in the end (delta: 719.8 MB). Free memory was 102.1 MB in the beginning and 655.5 MB in the end (delta: -553.3 MB). Peak memory consumption was 748.1 MB. Max. memory is 7.1 GB. [2020-07-19 21:06:37,266 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-19 21:06:37,267 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.99 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 101.7 MB in the beginning and 173.0 MB in the end (delta: -71.2 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. [2020-07-19 21:06:37,267 INFO L168 Benchmark]: Boogie Preprocessor took 85.17 ms. Allocated memory is still 202.9 MB. Free memory was 173.0 MB in the beginning and 168.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-07-19 21:06:37,268 INFO L168 Benchmark]: RCFGBuilder took 1122.92 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 168.6 MB in the beginning and 198.6 MB in the end (delta: -29.9 MB). Peak memory consumption was 86.6 MB. Max. memory is 7.1 GB. [2020-07-19 21:06:37,268 INFO L168 Benchmark]: TraceAbstraction took 68000.00 ms. Allocated memory was 234.9 MB in the beginning and 857.7 MB in the end (delta: 622.9 MB). Free memory was 198.6 MB in the beginning and 655.5 MB in the end (delta: -456.9 MB). Peak memory consumption was 747.5 MB. Max. memory is 7.1 GB. [2020-07-19 21:06:37,271 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 658.99 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 101.7 MB in the beginning and 173.0 MB in the end (delta: -71.2 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.17 ms. Allocated memory is still 202.9 MB. Free memory was 173.0 MB in the beginning and 168.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1122.92 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 168.6 MB in the beginning and 198.6 MB in the end (delta: -29.9 MB). Peak memory consumption was 86.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 68000.00 ms. Allocated memory was 234.9 MB in the beginning and 857.7 MB in the end (delta: 622.9 MB). Free memory was 198.6 MB in the beginning and 655.5 MB in the end (delta: -456.9 MB). Peak memory consumption was 747.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: (((((((((0 == splverifierCounter && 0 == pumpRunning) && 1 == waterLevel) && 1 == systemActive) || !(0 == \old(pumpRunning))) || (((pumpRunning <= switchedOnBeforeTS && 0 == splverifierCounter) && 1 == systemActive) && 1 <= pumpRunning)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel))) || (((0 == splverifierCounter && 2 == waterLevel) && 0 == pumpRunning) && 1 == systemActive)) || ((0 == splverifierCounter && 0 == systemActive) && 0 == pumpRunning)) || (((0 == splverifierCounter && 2 == waterLevel) && 1 == systemActive) && 1 <= pumpRunning) - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 231 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 46.7s, OverallIterations: 11, TraceHistogramMax: 5, AutomataDifference: 38.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 21.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1475 SDtfs, 3085 SDslu, 2565 SDs, 0 SdLazy, 8831 SolverSat, 2077 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 976 GetRequests, 757 SyntacticMatches, 3 SemanticMatches, 216 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1996 ImplicationChecksByTransitivity, 19.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1155occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 900 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 2066 PreInvPairs, 2153 NumberOfFragments, 2027 HoareAnnotationTreeSize, 2066 FomulaSimplifications, 22327285 FormulaSimplificationTreeSizeReduction, 4.8s HoareSimplificationTime, 56 FomulaSimplificationsInter, 87127 FormulaSimplificationTreeSizeReductionInter, 16.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 1450 NumberOfCodeBlocks, 1450 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1437 ConstructedInterpolants, 0 QuantifiedInterpolants, 526660 SizeOfPredicates, 4 NumberOfNonLiveVariables, 2019 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 13 InterpolantComputations, 10 PerfectInterpolantSequences, 537/585 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...