/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 11:41:00,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 11:41:00,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 11:41:00,072 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 11:41:00,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 11:41:00,073 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 11:41:00,074 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 11:41:00,076 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 11:41:00,078 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 11:41:00,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 11:41:00,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 11:41:00,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 11:41:00,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 11:41:00,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 11:41:00,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 11:41:00,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 11:41:00,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 11:41:00,086 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 11:41:00,088 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 11:41:00,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 11:41:00,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 11:41:00,098 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 11:41:00,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 11:41:00,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 11:41:00,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 11:41:00,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 11:41:00,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 11:41:00,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 11:41:00,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 11:41:00,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 11:41:00,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 11:41:00,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 11:41:00,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 11:41:00,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 11:41:00,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 11:41:00,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 11:41:00,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 11:41:00,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 11:41:00,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 11:41:00,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 11:41:00,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 11:41:00,127 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 [2020-07-17 11:41:00,150 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 11:41:00,150 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 11:41:00,152 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 11:41:00,152 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 11:41:00,152 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 11:41:00,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 11:41:00,153 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 11:41:00,153 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 11:41:00,153 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 11:41:00,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 11:41:00,154 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 11:41:00,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 11:41:00,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 11:41:00,155 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 11:41:00,155 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 11:41:00,156 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 11:41:00,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 11:41:00,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 11:41:00,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 11:41:00,156 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 11:41:00,157 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 11:41:00,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 11:41:00,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 11:41:00,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 11:41:00,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 11:41:00,158 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 11:41:00,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 11:41:00,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 11:41:00,158 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 11:41:00,158 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 11:41:00,417 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 11:41:00,435 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 11:41:00,439 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 11:41:00,441 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 11:41:00,441 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 11:41:00,442 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product64.cil.c [2020-07-17 11:41:00,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ae222e26/667bd5e3c2894b8ab9fb1062be1f3826/FLAG5cb9344e5 [2020-07-17 11:41:01,078 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 11:41:01,079 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product64.cil.c [2020-07-17 11:41:01,094 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ae222e26/667bd5e3c2894b8ab9fb1062be1f3826/FLAG5cb9344e5 [2020-07-17 11:41:01,330 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ae222e26/667bd5e3c2894b8ab9fb1062be1f3826 [2020-07-17 11:41:01,342 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 11:41:01,345 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 11:41:01,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 11:41:01,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 11:41:01,351 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 11:41:01,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 11:41:01" (1/1) ... [2020-07-17 11:41:01,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d6b7346 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:41:01, skipping insertion in model container [2020-07-17 11:41:01,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 11:41:01" (1/1) ... [2020-07-17 11:41:01,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 11:41:01,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 11:41:01,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 11:41:01,952 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 11:41:02,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 11:41:02,067 INFO L208 MainTranslator]: Completed translation [2020-07-17 11:41:02,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:41:02 WrapperNode [2020-07-17 11:41:02,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 11:41:02,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 11:41:02,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 11:41:02,069 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 11:41:02,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:41:02" (1/1) ... [2020-07-17 11:41:02,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:41:02" (1/1) ... [2020-07-17 11:41:02,108 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:41:02" (1/1) ... [2020-07-17 11:41:02,109 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:41:02" (1/1) ... [2020-07-17 11:41:02,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:41:02" (1/1) ... [2020-07-17 11:41:02,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:41:02" (1/1) ... [2020-07-17 11:41:02,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:41:02" (1/1) ... [2020-07-17 11:41:02,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 11:41:02,207 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 11:41:02,207 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 11:41:02,207 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 11:41:02,208 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:41:02" (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 [2020-07-17 11:41:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 11:41:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 11:41:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 11:41:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-17 11:41:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-17 11:41:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-17 11:41:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 11:41:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 11:41:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 11:41:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-17 11:41:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-17 11:41:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 11:41:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-17 11:41:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 11:41:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 11:41:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 11:41:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 11:41:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 11:41:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-17 11:41:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-17 11:41:02,285 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 11:41:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-17 11:41:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 11:41:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 11:41:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 11:41:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 11:41:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 11:41:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 11:41:02,287 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-17 11:41:02,287 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-17 11:41:02,287 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 11:41:02,287 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 11:41:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 11:41:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 11:41:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 11:41:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 11:41:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 11:41:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 11:41:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 11:41:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 11:41:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 11:41:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 11:41:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 11:41:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 11:41:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 11:41:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 11:41:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 11:41:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 11:41:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 11:41:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 11:41:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 11:41:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 11:41:02,292 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-17 11:41:02,292 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-17 11:41:02,292 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-17 11:41:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 11:41:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 11:41:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-17 11:41:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 11:41:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 11:41:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 11:41:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 11:41:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 11:41:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 11:41:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 11:41:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-17 11:41:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-17 11:41:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 11:41:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 11:41:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 11:41:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 11:41:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 11:41:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-17 11:41:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-17 11:41:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-17 11:41:02,297 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-17 11:41:02,297 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 11:41:02,298 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-17 11:41:02,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 11:41:02,298 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 11:41:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 11:41:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 11:41:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 11:41:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 11:41:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 11:41:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 11:41:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 11:41:02,301 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 11:41:02,301 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 11:41:02,301 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 11:41:02,302 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 11:41:02,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 11:41:02,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 11:41:02,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 11:41:02,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 11:41:02,303 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 11:41:02,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 11:41:02,303 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 11:41:02,303 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 11:41:02,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 11:41:02,304 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 11:41:02,304 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 11:41:02,304 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 11:41:02,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 11:41:02,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 11:41:02,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 11:41:03,421 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 11:41:03,424 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 11:41:03,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 11:41:03 BoogieIcfgContainer [2020-07-17 11:41:03,432 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 11:41:03,434 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 11:41:03,435 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 11:41:03,438 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 11:41:03,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 11:41:01" (1/3) ... [2020-07-17 11:41:03,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1da22771 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 11:41:03, skipping insertion in model container [2020-07-17 11:41:03,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:41:02" (2/3) ... [2020-07-17 11:41:03,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1da22771 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 11:41:03, skipping insertion in model container [2020-07-17 11:41:03,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 11:41:03" (3/3) ... [2020-07-17 11:41:03,443 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product64.cil.c [2020-07-17 11:41:03,453 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 11:41:03,463 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 11:41:03,476 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 11:41:03,503 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 11:41:03,504 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 11:41:03,505 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 11:41:03,505 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 11:41:03,505 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 11:41:03,506 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 11:41:03,506 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 11:41:03,506 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 11:41:03,539 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2020-07-17 11:41:03,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-17 11:41:03,551 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:41:03,552 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] [2020-07-17 11:41:03,553 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:41:03,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:41:03,560 INFO L82 PathProgramCache]: Analyzing trace with hash -304783320, now seen corresponding path program 1 times [2020-07-17 11:41:03,570 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:41:03,570 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475676456] [2020-07-17 11:41:03,571 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:41:03,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:04,277 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:41:04,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:04,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:04,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:04,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:04,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:04,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:04,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:04,369 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-17 11:41:04,370 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475676456] [2020-07-17 11:41:04,371 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:41:04,371 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 11:41:04,372 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613346669] [2020-07-17 11:41:04,378 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 11:41:04,378 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:41:04,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 11:41:04,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-17 11:41:04,396 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 4 states. [2020-07-17 11:41:05,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:41:05,753 INFO L93 Difference]: Finished difference Result 382 states and 489 transitions. [2020-07-17 11:41:05,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-17 11:41:05,755 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-07-17 11:41:05,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:41:05,772 INFO L225 Difference]: With dead ends: 382 [2020-07-17 11:41:05,772 INFO L226 Difference]: Without dead ends: 210 [2020-07-17 11:41:05,778 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 [2020-07-17 11:41:05,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2020-07-17 11:41:05,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 173. [2020-07-17 11:41:05,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2020-07-17 11:41:05,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 205 transitions. [2020-07-17 11:41:05,919 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 205 transitions. Word has length 59 [2020-07-17 11:41:05,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:41:05,920 INFO L479 AbstractCegarLoop]: Abstraction has 173 states and 205 transitions. [2020-07-17 11:41:05,920 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 11:41:05,920 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 205 transitions. [2020-07-17 11:41:05,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-17 11:41:05,932 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:41:05,932 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] [2020-07-17 11:41:05,933 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 11:41:05,933 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:41:05,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:41:05,933 INFO L82 PathProgramCache]: Analyzing trace with hash -511503066, now seen corresponding path program 1 times [2020-07-17 11:41:05,934 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:41:05,934 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047373721] [2020-07-17 11:41:05,934 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:41:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:06,305 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:41:06,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:06,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:06,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:06,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:06,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:06,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:06,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:06,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:06,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:06,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:06,395 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-17 11:41:06,396 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047373721] [2020-07-17 11:41:06,396 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:41:06,397 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 11:41:06,397 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135160125] [2020-07-17 11:41:06,399 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 11:41:06,401 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:41:06,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 11:41:06,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-17 11:41:06,402 INFO L87 Difference]: Start difference. First operand 173 states and 205 transitions. Second operand 5 states. [2020-07-17 11:41:06,876 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:41:08,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:41:08,080 INFO L93 Difference]: Finished difference Result 317 states and 389 transitions. [2020-07-17 11:41:08,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-17 11:41:08,081 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-07-17 11:41:08,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:41:08,086 INFO L225 Difference]: With dead ends: 317 [2020-07-17 11:41:08,086 INFO L226 Difference]: Without dead ends: 200 [2020-07-17 11:41:08,088 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-17 11:41:08,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2020-07-17 11:41:08,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 164. [2020-07-17 11:41:08,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-07-17 11:41:08,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 193 transitions. [2020-07-17 11:41:08,133 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 193 transitions. Word has length 60 [2020-07-17 11:41:08,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:41:08,134 INFO L479 AbstractCegarLoop]: Abstraction has 164 states and 193 transitions. [2020-07-17 11:41:08,134 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 11:41:08,134 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 193 transitions. [2020-07-17 11:41:08,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-17 11:41:08,136 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:41:08,136 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] [2020-07-17 11:41:08,136 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 11:41:08,136 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:41:08,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:41:08,137 INFO L82 PathProgramCache]: Analyzing trace with hash 1192401668, now seen corresponding path program 1 times [2020-07-17 11:41:08,137 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:41:08,137 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743383143] [2020-07-17 11:41:08,138 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:41:08,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:08,458 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:41:08,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:08,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:08,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:08,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:08,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:08,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:08,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:08,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:08,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:08,543 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-17 11:41:08,544 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743383143] [2020-07-17 11:41:08,544 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:41:08,544 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-17 11:41:08,544 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774496485] [2020-07-17 11:41:08,545 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 11:41:08,545 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:41:08,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 11:41:08,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-17 11:41:08,546 INFO L87 Difference]: Start difference. First operand 164 states and 193 transitions. Second operand 9 states. [2020-07-17 11:41:08,995 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:41:09,304 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:41:09,543 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:41:09,770 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:41:10,661 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:41:13,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:41:13,115 INFO L93 Difference]: Finished difference Result 549 states and 680 transitions. [2020-07-17 11:41:13,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-17 11:41:13,120 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-07-17 11:41:13,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:41:13,125 INFO L225 Difference]: With dead ends: 549 [2020-07-17 11:41:13,125 INFO L226 Difference]: Without dead ends: 413 [2020-07-17 11:41:13,126 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-07-17 11:41:13,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2020-07-17 11:41:13,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 344. [2020-07-17 11:41:13,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344 states. [2020-07-17 11:41:13,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 418 transitions. [2020-07-17 11:41:13,208 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 418 transitions. Word has length 65 [2020-07-17 11:41:13,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:41:13,209 INFO L479 AbstractCegarLoop]: Abstraction has 344 states and 418 transitions. [2020-07-17 11:41:13,209 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 11:41:13,209 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 418 transitions. [2020-07-17 11:41:13,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-17 11:41:13,211 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:41:13,211 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] [2020-07-17 11:41:13,211 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 11:41:13,211 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:41:13,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:41:13,212 INFO L82 PathProgramCache]: Analyzing trace with hash 1231670033, now seen corresponding path program 1 times [2020-07-17 11:41:13,212 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:41:13,212 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030082991] [2020-07-17 11:41:13,212 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:41:13,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:13,509 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:41:13,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:13,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:13,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:13,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:13,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:13,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:13,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:13,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:13,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:13,636 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-17 11:41:13,637 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030082991] [2020-07-17 11:41:13,637 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:41:13,638 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-17 11:41:13,638 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210188828] [2020-07-17 11:41:13,640 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 11:41:13,641 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:41:13,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 11:41:13,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-17 11:41:13,642 INFO L87 Difference]: Start difference. First operand 344 states and 418 transitions. Second operand 9 states. [2020-07-17 11:41:14,075 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:41:14,762 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:41:15,772 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:41:15,993 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:41:16,295 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:41:16,551 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:41:17,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:41:17,551 INFO L93 Difference]: Finished difference Result 891 states and 1152 transitions. [2020-07-17 11:41:17,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-17 11:41:17,552 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-07-17 11:41:17,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:41:17,558 INFO L225 Difference]: With dead ends: 891 [2020-07-17 11:41:17,558 INFO L226 Difference]: Without dead ends: 575 [2020-07-17 11:41:17,561 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-07-17 11:41:17,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 575 states. [2020-07-17 11:41:17,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 575 to 507. [2020-07-17 11:41:17,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 507 states. [2020-07-17 11:41:17,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 507 states and 605 transitions. [2020-07-17 11:41:17,660 INFO L78 Accepts]: Start accepts. Automaton has 507 states and 605 transitions. Word has length 70 [2020-07-17 11:41:17,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:41:17,660 INFO L479 AbstractCegarLoop]: Abstraction has 507 states and 605 transitions. [2020-07-17 11:41:17,660 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 11:41:17,660 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 605 transitions. [2020-07-17 11:41:17,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-07-17 11:41:17,662 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:41:17,663 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:41:17,663 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 11:41:17,663 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:41:17,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:41:17,664 INFO L82 PathProgramCache]: Analyzing trace with hash 853087743, now seen corresponding path program 1 times [2020-07-17 11:41:17,664 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:41:17,664 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392447345] [2020-07-17 11:41:17,664 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:41:17,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:17,940 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:41:17,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:17,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:17,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:17,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:17,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:17,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:17,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:17,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:18,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:18,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:18,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:18,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:18,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:18,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:18,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:18,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:18,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:18,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:18,121 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-17 11:41:18,122 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392447345] [2020-07-17 11:41:18,122 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:41:18,122 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-17 11:41:18,122 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559882651] [2020-07-17 11:41:18,123 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 11:41:18,123 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:41:18,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 11:41:18,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-17 11:41:18,124 INFO L87 Difference]: Start difference. First operand 507 states and 605 transitions. Second operand 9 states. [2020-07-17 11:41:19,352 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:41:19,586 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:41:19,823 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:41:20,056 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:41:20,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:41:20,965 INFO L93 Difference]: Finished difference Result 1079 states and 1378 transitions. [2020-07-17 11:41:20,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 11:41:20,966 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 113 [2020-07-17 11:41:20,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:41:20,972 INFO L225 Difference]: With dead ends: 1079 [2020-07-17 11:41:20,972 INFO L226 Difference]: Without dead ends: 600 [2020-07-17 11:41:20,974 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-07-17 11:41:20,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2020-07-17 11:41:21,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 520. [2020-07-17 11:41:21,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 520 states. [2020-07-17 11:41:21,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 619 transitions. [2020-07-17 11:41:21,072 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 619 transitions. Word has length 113 [2020-07-17 11:41:21,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:41:21,072 INFO L479 AbstractCegarLoop]: Abstraction has 520 states and 619 transitions. [2020-07-17 11:41:21,073 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 11:41:21,073 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 619 transitions. [2020-07-17 11:41:21,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-07-17 11:41:21,075 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:41:21,075 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:41:21,075 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 11:41:21,075 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:41:21,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:41:21,076 INFO L82 PathProgramCache]: Analyzing trace with hash -1502717507, now seen corresponding path program 1 times [2020-07-17 11:41:21,076 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:41:21,076 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327467483] [2020-07-17 11:41:21,077 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:41:21,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,318 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:41:21,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:21,530 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-17 11:41:21,531 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327467483] [2020-07-17 11:41:21,532 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:41:21,532 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-17 11:41:21,532 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249095270] [2020-07-17 11:41:21,533 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-17 11:41:21,533 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:41:21,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-17 11:41:21,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-07-17 11:41:21,534 INFO L87 Difference]: Start difference. First operand 520 states and 619 transitions. Second operand 11 states. [2020-07-17 11:41:22,418 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:41:22,652 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:41:22,873 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:41:23,694 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:41:23,962 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:41:24,237 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:41:25,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:41:25,390 INFO L93 Difference]: Finished difference Result 1102 states and 1402 transitions. [2020-07-17 11:41:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-17 11:41:25,391 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 113 [2020-07-17 11:41:25,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:41:25,397 INFO L225 Difference]: With dead ends: 1102 [2020-07-17 11:41:25,398 INFO L226 Difference]: Without dead ends: 610 [2020-07-17 11:41:25,400 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2020-07-17 11:41:25,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 610 states. [2020-07-17 11:41:25,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 610 to 528. [2020-07-17 11:41:25,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 528 states. [2020-07-17 11:41:25,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 627 transitions. [2020-07-17 11:41:25,517 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 627 transitions. Word has length 113 [2020-07-17 11:41:25,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:41:25,518 INFO L479 AbstractCegarLoop]: Abstraction has 528 states and 627 transitions. [2020-07-17 11:41:25,518 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-17 11:41:25,518 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 627 transitions. [2020-07-17 11:41:25,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-07-17 11:41:25,522 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:41:25,522 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:41:25,522 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-17 11:41:25,523 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:41:25,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:41:25,523 INFO L82 PathProgramCache]: Analyzing trace with hash -733547492, now seen corresponding path program 1 times [2020-07-17 11:41:25,523 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:41:25,524 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536393185] [2020-07-17 11:41:25,524 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:41:25,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,797 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:41:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:25,953 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-17 11:41:25,954 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536393185] [2020-07-17 11:41:25,958 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:41:25,959 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-17 11:41:25,959 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447788575] [2020-07-17 11:41:25,960 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-17 11:41:25,960 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:41:25,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-17 11:41:25,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-17 11:41:25,961 INFO L87 Difference]: Start difference. First operand 528 states and 627 transitions. Second operand 7 states. [2020-07-17 11:41:26,358 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:41:27,462 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:41:30,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:41:30,189 INFO L93 Difference]: Finished difference Result 1837 states and 2447 transitions. [2020-07-17 11:41:30,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-17 11:41:30,189 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 113 [2020-07-17 11:41:30,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:41:30,198 INFO L225 Difference]: With dead ends: 1837 [2020-07-17 11:41:30,198 INFO L226 Difference]: Without dead ends: 1337 [2020-07-17 11:41:30,200 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2020-07-17 11:41:30,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1337 states. [2020-07-17 11:41:30,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1337 to 1190. [2020-07-17 11:41:30,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1190 states. [2020-07-17 11:41:30,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 1190 states and 1478 transitions. [2020-07-17 11:41:30,444 INFO L78 Accepts]: Start accepts. Automaton has 1190 states and 1478 transitions. Word has length 113 [2020-07-17 11:41:30,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:41:30,445 INFO L479 AbstractCegarLoop]: Abstraction has 1190 states and 1478 transitions. [2020-07-17 11:41:30,445 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-17 11:41:30,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1478 transitions. [2020-07-17 11:41:30,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-07-17 11:41:30,455 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:41:30,458 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:41:30,459 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-17 11:41:30,459 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:41:30,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:41:30,460 INFO L82 PathProgramCache]: Analyzing trace with hash 216342370, now seen corresponding path program 1 times [2020-07-17 11:41:30,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:41:30,461 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405123557] [2020-07-17 11:41:30,461 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:41:30,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:30,853 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:41:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:30,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:30,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:30,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:30,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:30,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:30,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:31,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:31,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:31,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:31,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:31,096 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-17 11:41:31,096 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405123557] [2020-07-17 11:41:31,096 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:41:31,097 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-17 11:41:31,098 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036338253] [2020-07-17 11:41:31,099 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-17 11:41:31,099 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:41:31,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-17 11:41:31,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-07-17 11:41:31,100 INFO L87 Difference]: Start difference. First operand 1190 states and 1478 transitions. Second operand 12 states. [2020-07-17 11:41:31,610 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:41:32,259 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:41:33,001 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:41:33,324 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:41:33,576 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:41:33,869 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:41:34,159 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:41:36,545 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:41:36,862 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:41:37,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:41:37,708 INFO L93 Difference]: Finished difference Result 3677 states and 4769 transitions. [2020-07-17 11:41:37,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-07-17 11:41:37,709 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 117 [2020-07-17 11:41:37,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:41:37,723 INFO L225 Difference]: With dead ends: 3677 [2020-07-17 11:41:37,723 INFO L226 Difference]: Without dead ends: 2515 [2020-07-17 11:41:37,728 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=306, Invalid=1026, Unknown=0, NotChecked=0, Total=1332 [2020-07-17 11:41:37,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2515 states. [2020-07-17 11:41:38,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2515 to 2113. [2020-07-17 11:41:38,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2113 states. [2020-07-17 11:41:38,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 2113 states and 2574 transitions. [2020-07-17 11:41:38,121 INFO L78 Accepts]: Start accepts. Automaton has 2113 states and 2574 transitions. Word has length 117 [2020-07-17 11:41:38,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:41:38,124 INFO L479 AbstractCegarLoop]: Abstraction has 2113 states and 2574 transitions. [2020-07-17 11:41:38,124 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-17 11:41:38,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 2574 transitions. [2020-07-17 11:41:38,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2020-07-17 11:41:38,128 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:41:38,129 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:41:38,129 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-17 11:41:38,129 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:41:38,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:41:38,130 INFO L82 PathProgramCache]: Analyzing trace with hash -1963590153, now seen corresponding path program 1 times [2020-07-17 11:41:38,130 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:41:38,130 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036065726] [2020-07-17 11:41:38,130 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:41:38,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,456 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:41:38,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:38,827 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 22 proven. 10 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-07-17 11:41:38,827 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036065726] [2020-07-17 11:41:38,828 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1748839258] [2020-07-17 11:41:38,828 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-07-17 11:41:39,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:39,145 INFO L264 TraceCheckSpWp]: Trace formula consists of 1028 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-17 11:41:39,162 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:41:39,433 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 38 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:41:39,433 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:41:39,434 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 7] total 20 [2020-07-17 11:41:39,434 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063576465] [2020-07-17 11:41:39,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-07-17 11:41:39,436 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:41:39,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-07-17 11:41:39,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=323, Unknown=0, NotChecked=0, Total=380 [2020-07-17 11:41:39,437 INFO L87 Difference]: Start difference. First operand 2113 states and 2574 transitions. Second operand 20 states. [2020-07-17 11:41:40,179 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:41:40,538 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-17 11:41:40,821 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-17 11:41:41,082 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-17 11:41:41,820 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:41:42,091 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:41:42,461 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:41:42,765 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:41:44,381 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:41:45,451 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-07-17 11:41:46,073 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-07-17 11:41:46,480 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:41:47,190 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:41:47,682 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:41:48,508 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:41:49,027 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-07-17 11:41:49,914 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-07-17 11:41:50,905 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:41:51,717 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-17 11:41:52,267 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-17 11:41:52,531 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:41:52,848 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:41:53,116 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:41:53,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:41:53,528 INFO L93 Difference]: Finished difference Result 4747 states and 5914 transitions. [2020-07-17 11:41:53,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-07-17 11:41:53,533 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 195 [2020-07-17 11:41:53,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:41:53,547 INFO L225 Difference]: With dead ends: 4747 [2020-07-17 11:41:53,547 INFO L226 Difference]: Without dead ends: 2662 [2020-07-17 11:41:53,554 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 335 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1105 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=851, Invalid=3309, Unknown=0, NotChecked=0, Total=4160 [2020-07-17 11:41:53,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2662 states. [2020-07-17 11:41:54,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2662 to 2381. [2020-07-17 11:41:54,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2381 states. [2020-07-17 11:41:54,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 2381 states and 2812 transitions. [2020-07-17 11:41:54,083 INFO L78 Accepts]: Start accepts. Automaton has 2381 states and 2812 transitions. Word has length 195 [2020-07-17 11:41:54,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:41:54,083 INFO L479 AbstractCegarLoop]: Abstraction has 2381 states and 2812 transitions. [2020-07-17 11:41:54,083 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-07-17 11:41:54,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 2812 transitions. [2020-07-17 11:41:54,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2020-07-17 11:41:54,093 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:41:54,094 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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, 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] [2020-07-17 11:41:54,307 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-07-17 11:41:54,308 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:41:54,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:41:54,309 INFO L82 PathProgramCache]: Analyzing trace with hash 905718191, now seen corresponding path program 1 times [2020-07-17 11:41:54,309 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:41:54,311 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787118162] [2020-07-17 11:41:54,311 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:41:54,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,741 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:41:54,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:54,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,241 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 80 proven. 7 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2020-07-17 11:41:55,241 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787118162] [2020-07-17 11:41:55,241 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1497580555] [2020-07-17 11:41:55,242 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-07-17 11:41:55,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:41:55,474 INFO L264 TraceCheckSpWp]: Trace formula consists of 1376 conjuncts, 22 conjunts are in the unsatisfiable core [2020-07-17 11:41:55,494 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:41:55,799 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 243 proven. 4 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2020-07-17 11:41:55,802 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:41:55,803 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12] total 24 [2020-07-17 11:41:55,803 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455660174] [2020-07-17 11:41:55,804 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-07-17 11:41:55,804 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:41:55,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-07-17 11:41:55,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=486, Unknown=0, NotChecked=0, Total=552 [2020-07-17 11:41:55,805 INFO L87 Difference]: Start difference. First operand 2381 states and 2812 transitions. Second operand 24 states. [2020-07-17 11:41:56,749 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:41:57,738 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:41:58,149 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:41:58,706 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:41:59,622 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:42:00,001 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:42:00,324 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:42:00,662 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:42:00,969 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:01,337 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:42:01,641 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:01,929 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:42:02,237 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:02,528 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:02,800 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:03,122 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:42:03,517 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:03,867 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:04,237 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-17 11:42:04,581 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:42:05,968 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-17 11:42:06,546 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-17 11:42:06,956 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-17 11:42:07,418 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-17 11:42:07,898 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-17 11:42:08,216 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:08,552 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-17 11:42:08,929 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:09,436 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-17 11:42:09,892 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-17 11:42:12,044 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:12,379 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:12,670 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:12,981 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-17 11:42:13,274 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:13,811 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-07-17 11:42:14,150 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-17 11:42:14,442 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-17 11:42:14,761 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-17 11:42:15,075 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-07-17 11:42:21,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:42:21,809 INFO L93 Difference]: Finished difference Result 9600 states and 13457 transitions. [2020-07-17 11:42:21,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2020-07-17 11:42:21,810 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 335 [2020-07-17 11:42:21,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:42:21,854 INFO L225 Difference]: With dead ends: 9600 [2020-07-17 11:42:21,855 INFO L226 Difference]: Without dead ends: 7255 [2020-07-17 11:42:21,869 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 587 GetRequests, 470 SyntacticMatches, 1 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4890 ImplicationChecksByTransitivity, 13.1s TimeCoverageRelationStatistics Valid=1934, Invalid=11872, Unknown=0, NotChecked=0, Total=13806 [2020-07-17 11:42:21,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7255 states. [2020-07-17 11:42:22,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7255 to 4995. [2020-07-17 11:42:22,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4995 states. [2020-07-17 11:42:22,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4995 states to 4995 states and 5768 transitions. [2020-07-17 11:42:22,993 INFO L78 Accepts]: Start accepts. Automaton has 4995 states and 5768 transitions. Word has length 335 [2020-07-17 11:42:22,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:42:22,994 INFO L479 AbstractCegarLoop]: Abstraction has 4995 states and 5768 transitions. [2020-07-17 11:42:22,994 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-07-17 11:42:22,994 INFO L276 IsEmpty]: Start isEmpty. Operand 4995 states and 5768 transitions. [2020-07-17 11:42:23,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2020-07-17 11:42:23,027 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:42:23,028 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 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] [2020-07-17 11:42:23,241 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-07-17 11:42:23,242 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:42:23,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:42:23,242 INFO L82 PathProgramCache]: Analyzing trace with hash 1265210463, now seen corresponding path program 1 times [2020-07-17 11:42:23,242 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:42:23,243 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251225280] [2020-07-17 11:42:23,243 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:42:23,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,678 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:42:23,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:23,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,149 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 94 proven. 48 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2020-07-17 11:42:24,150 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251225280] [2020-07-17 11:42:24,151 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1257199158] [2020-07-17 11:42:24,151 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:42:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:24,505 INFO L264 TraceCheckSpWp]: Trace formula consists of 1418 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-17 11:42:24,524 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:42:24,867 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 280 proven. 18 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2020-07-17 11:42:24,868 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:42:24,869 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 9] total 23 [2020-07-17 11:42:24,869 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342270743] [2020-07-17 11:42:24,871 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-07-17 11:42:24,872 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:42:24,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-07-17 11:42:24,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=445, Unknown=0, NotChecked=0, Total=506 [2020-07-17 11:42:24,873 INFO L87 Difference]: Start difference. First operand 4995 states and 5768 transitions. Second operand 23 states. [2020-07-17 11:42:26,309 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-07-17 11:42:26,978 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-17 11:42:27,495 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-17 11:42:27,988 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-07-17 11:42:29,086 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-07-17 11:42:30,953 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-07-17 11:42:31,455 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-07-17 11:42:31,882 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:42:32,773 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:42:34,137 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:42:34,487 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:42:35,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:42:35,926 INFO L93 Difference]: Finished difference Result 11043 states and 13589 transitions. [2020-07-17 11:42:35,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-07-17 11:42:35,926 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 351 [2020-07-17 11:42:35,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:42:35,963 INFO L225 Difference]: With dead ends: 11043 [2020-07-17 11:42:35,963 INFO L226 Difference]: Without dead ends: 6112 [2020-07-17 11:42:35,978 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 542 GetRequests, 489 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 674 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=551, Invalid=2419, Unknown=0, NotChecked=0, Total=2970 [2020-07-17 11:42:35,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6112 states. [2020-07-17 11:42:37,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6112 to 4999. [2020-07-17 11:42:37,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4999 states. [2020-07-17 11:42:37,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4999 states to 4999 states and 5756 transitions. [2020-07-17 11:42:37,403 INFO L78 Accepts]: Start accepts. Automaton has 4999 states and 5756 transitions. Word has length 351 [2020-07-17 11:42:37,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:42:37,404 INFO L479 AbstractCegarLoop]: Abstraction has 4999 states and 5756 transitions. [2020-07-17 11:42:37,404 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-07-17 11:42:37,405 INFO L276 IsEmpty]: Start isEmpty. Operand 4999 states and 5756 transitions. [2020-07-17 11:42:37,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2020-07-17 11:42:37,425 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:42:37,426 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 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] [2020-07-17 11:42:37,640 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-07-17 11:42:37,641 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:42:37,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:42:37,641 INFO L82 PathProgramCache]: Analyzing trace with hash 1607737082, now seen corresponding path program 1 times [2020-07-17 11:42:37,641 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:42:37,642 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711779269] [2020-07-17 11:42:37,642 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:42:37,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,015 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:42:38,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:38,685 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 100 proven. 3 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2020-07-17 11:42:38,686 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711779269] [2020-07-17 11:42:38,686 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1620544719] [2020-07-17 11:42:38,687 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:42:39,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:42:39,042 INFO L264 TraceCheckSpWp]: Trace formula consists of 1418 conjuncts, 28 conjunts are in the unsatisfiable core [2020-07-17 11:42:39,049 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:42:39,298 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 206 proven. 16 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-07-17 11:42:39,298 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:42:39,298 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 8] total 25 [2020-07-17 11:42:39,298 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922794522] [2020-07-17 11:42:39,299 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-07-17 11:42:39,300 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:42:39,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-07-17 11:42:39,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2020-07-17 11:42:39,300 INFO L87 Difference]: Start difference. First operand 4999 states and 5756 transitions. Second operand 25 states. [2020-07-17 11:42:40,239 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:42:40,611 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:42:40,897 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:42:41,166 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:42:41,931 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:42:42,328 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:42:42,926 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:42:45,512 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:45,972 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:46,326 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:46,660 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:47,025 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:47,340 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:47,928 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-07-17 11:42:48,518 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-07-17 11:42:50,149 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:50,452 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:50,724 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:51,006 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:42:51,321 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:42:51,592 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:42:54,019 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:42:54,324 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:42:54,611 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:42:54,876 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:42:56,633 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:42:58,840 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:42:59,517 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:43:00,035 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:43:06,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:43:06,920 INFO L93 Difference]: Finished difference Result 14890 states and 19561 transitions. [2020-07-17 11:43:06,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2020-07-17 11:43:06,921 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 352 [2020-07-17 11:43:06,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:43:06,976 INFO L225 Difference]: With dead ends: 14890 [2020-07-17 11:43:06,976 INFO L226 Difference]: Without dead ends: 9668 [2020-07-17 11:43:06,999 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 648 GetRequests, 517 SyntacticMatches, 4 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5908 ImplicationChecksByTransitivity, 11.3s TimeCoverageRelationStatistics Valid=2601, Invalid=13911, Unknown=0, NotChecked=0, Total=16512 [2020-07-17 11:43:07,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9668 states. [2020-07-17 11:43:08,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9668 to 6221. [2020-07-17 11:43:08,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6221 states. [2020-07-17 11:43:08,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6221 states to 6221 states and 7117 transitions. [2020-07-17 11:43:08,749 INFO L78 Accepts]: Start accepts. Automaton has 6221 states and 7117 transitions. Word has length 352 [2020-07-17 11:43:08,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:43:08,752 INFO L479 AbstractCegarLoop]: Abstraction has 6221 states and 7117 transitions. [2020-07-17 11:43:08,752 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-07-17 11:43:08,753 INFO L276 IsEmpty]: Start isEmpty. Operand 6221 states and 7117 transitions. [2020-07-17 11:43:08,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2020-07-17 11:43:08,779 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:43:08,779 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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] [2020-07-17 11:43:08,993 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:43:08,994 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:43:08,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:43:08,994 INFO L82 PathProgramCache]: Analyzing trace with hash -1169842914, now seen corresponding path program 1 times [2020-07-17 11:43:08,995 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:43:08,995 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435050822] [2020-07-17 11:43:08,995 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:43:09,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,343 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:43:09,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,657 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 95 proven. 4 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2020-07-17 11:43:09,658 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435050822] [2020-07-17 11:43:09,658 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1867664029] [2020-07-17 11:43:09,658 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:43:09,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:09,898 INFO L264 TraceCheckSpWp]: Trace formula consists of 1553 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-17 11:43:09,907 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:43:09,978 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 331 proven. 0 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2020-07-17 11:43:09,978 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-17 11:43:09,978 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 10 [2020-07-17 11:43:09,979 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657789382] [2020-07-17 11:43:09,979 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 11:43:09,979 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:43:09,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 11:43:09,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-07-17 11:43:09,980 INFO L87 Difference]: Start difference. First operand 6221 states and 7117 transitions. Second operand 3 states. [2020-07-17 11:43:10,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:43:10,719 INFO L93 Difference]: Finished difference Result 10126 states and 11610 transitions. [2020-07-17 11:43:10,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 11:43:10,720 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 403 [2020-07-17 11:43:10,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:43:10,736 INFO L225 Difference]: With dead ends: 10126 [2020-07-17 11:43:10,736 INFO L226 Difference]: Without dead ends: 3969 [2020-07-17 11:43:10,751 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 549 GetRequests, 541 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-07-17 11:43:10,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3969 states. [2020-07-17 11:43:11,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3969 to 3899. [2020-07-17 11:43:11,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3899 states. [2020-07-17 11:43:11,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3899 states to 3899 states and 4396 transitions. [2020-07-17 11:43:11,310 INFO L78 Accepts]: Start accepts. Automaton has 3899 states and 4396 transitions. Word has length 403 [2020-07-17 11:43:11,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:43:11,311 INFO L479 AbstractCegarLoop]: Abstraction has 3899 states and 4396 transitions. [2020-07-17 11:43:11,311 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 11:43:11,311 INFO L276 IsEmpty]: Start isEmpty. Operand 3899 states and 4396 transitions. [2020-07-17 11:43:11,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2020-07-17 11:43:11,323 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:43:11,323 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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] [2020-07-17 11:43:11,536 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-07-17 11:43:11,537 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:43:11,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:43:11,538 INFO L82 PathProgramCache]: Analyzing trace with hash 637778495, now seen corresponding path program 1 times [2020-07-17 11:43:11,538 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:43:11,538 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605876602] [2020-07-17 11:43:11,538 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:43:11,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:11,862 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:43:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:11,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:11,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:11,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:11,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:11,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:11,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:11,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:11,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,423 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 118 proven. 53 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2020-07-17 11:43:12,423 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605876602] [2020-07-17 11:43:12,423 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [408765418] [2020-07-17 11:43:12,423 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:43:12,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:43:12,677 INFO L264 TraceCheckSpWp]: Trace formula consists of 1555 conjuncts, 42 conjunts are in the unsatisfiable core [2020-07-17 11:43:12,686 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:43:13,257 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 233 proven. 50 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2020-07-17 11:43:13,258 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 11:43:13,258 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 12] total 28 [2020-07-17 11:43:13,258 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972249133] [2020-07-17 11:43:13,259 INFO L459 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-07-17 11:43:13,259 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:43:13,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-07-17 11:43:13,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=658, Unknown=0, NotChecked=0, Total=756 [2020-07-17 11:43:13,260 INFO L87 Difference]: Start difference. First operand 3899 states and 4396 transitions. Second operand 28 states. [2020-07-17 11:43:14,207 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-07-17 11:43:15,200 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:43:16,605 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:43:16,884 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:43:18,482 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-17 11:43:18,845 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:43:19,210 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-17 11:43:21,982 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 198 [2020-07-17 11:43:22,529 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-17 11:43:23,029 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-07-17 11:43:23,533 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-07-17 11:43:27,209 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-07-17 11:43:29,187 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-07-17 11:43:30,422 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 198 [2020-07-17 11:43:31,122 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-07-17 11:43:31,624 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-07-17 11:43:36,370 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-07-17 11:43:49,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:43:49,452 INFO L93 Difference]: Finished difference Result 19395 states and 27567 transitions. [2020-07-17 11:43:49,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2020-07-17 11:43:49,453 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 406 [2020-07-17 11:43:49,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:43:49,459 INFO L225 Difference]: With dead ends: 19395 [2020-07-17 11:43:49,459 INFO L226 Difference]: Without dead ends: 0 [2020-07-17 11:43:49,517 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 838 GetRequests, 649 SyntacticMatches, 9 SemanticMatches, 180 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13339 ImplicationChecksByTransitivity, 12.5s TimeCoverageRelationStatistics Valid=5478, Invalid=27464, Unknown=0, NotChecked=0, Total=32942 [2020-07-17 11:43:49,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-17 11:43:49,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-17 11:43:49,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-17 11:43:49,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-17 11:43:49,522 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 406 [2020-07-17 11:43:49,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:43:49,523 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-17 11:43:49,523 INFO L480 AbstractCegarLoop]: Interpolant automaton has 28 states. [2020-07-17 11:43:49,523 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 11:43:49,523 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 11:43:49,737 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:43:49,741 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-17 11:43:49,882 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-07-17 11:43:50,040 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-07-17 11:43:50,251 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-07-17 11:43:52,758 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-07-17 11:43:59,067 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 224 [2020-07-17 11:44:01,511 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 224 [2020-07-17 11:44:02,874 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 232 [2020-07-17 11:44:03,728 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 231 [2020-07-17 11:44:04,024 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 224 [2020-07-17 11:44:04,150 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 231 [2020-07-17 11:44:04,964 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 233 [2020-07-17 11:44:05,296 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 232 [2020-07-17 11:44:06,700 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 225 [2020-07-17 11:44:07,831 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 233 [2020-07-17 11:44:08,139 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 232 [2020-07-17 11:44:08,504 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 232 [2020-07-17 11:44:08,765 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 231 [2020-07-17 11:44:09,040 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 231 [2020-07-17 11:44:09,284 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 223 [2020-07-17 11:44:09,800 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 232 [2020-07-17 11:44:09,989 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 232 [2020-07-17 11:44:10,916 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 231 [2020-07-17 11:44:12,224 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 227 [2020-07-17 11:44:13,535 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 231 [2020-07-17 11:44:14,766 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 231 [2020-07-17 11:44:15,037 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 232 [2020-07-17 11:44:15,167 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 222 [2020-07-17 11:44:15,921 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 232 [2020-07-17 11:44:16,032 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 231 [2020-07-17 11:44:16,508 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 231 [2020-07-17 11:44:16,735 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 231 [2020-07-17 11:44:16,844 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 232 [2020-07-17 11:44:17,221 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 232 [2020-07-17 11:44:17,520 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 232 [2020-07-17 11:44:18,251 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2020-07-17 11:44:18,854 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 232 [2020-07-17 11:44:18,961 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 232 [2020-07-17 11:44:19,164 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 232 [2020-07-17 11:44:19,554 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 231 [2020-07-17 11:44:19,783 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 231 [2020-07-17 11:44:20,999 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 232 [2020-07-17 11:44:21,142 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 232 [2020-07-17 11:44:21,348 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 232 [2020-07-17 11:44:21,500 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 232 [2020-07-17 11:44:22,002 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 231 [2020-07-17 11:44:22,806 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 232 [2020-07-17 11:44:23,410 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 231 [2020-07-17 11:44:23,520 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 231 [2020-07-17 11:45:13,263 WARN L193 SmtUtils]: Spent 47.64 s on a formula simplification. DAG size of input: 2023 DAG size of output: 1535 [2020-07-17 11:45:15,529 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 231 [2020-07-17 11:46:18,147 WARN L193 SmtUtils]: Spent 16.31 s on a formula simplification. DAG size of input: 1200 DAG size of output: 924 [2020-07-17 11:47:08,470 WARN L193 SmtUtils]: Spent 32.80 s on a formula simplification. DAG size of input: 1722 DAG size of output: 1312 [2020-07-17 11:47:33,635 WARN L193 SmtUtils]: Spent 21.41 s on a formula simplification. DAG size of input: 1383 DAG size of output: 1098 [2020-07-17 11:48:01,056 WARN L193 SmtUtils]: Spent 26.63 s on a formula simplification. DAG size of input: 1509 DAG size of output: 1164 [2020-07-17 11:48:13,781 WARN L193 SmtUtils]: Spent 10.91 s on a formula simplification. DAG size of input: 1424 DAG size of output: 850 [2020-07-17 11:48:18,713 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 229 [2020-07-17 11:48:19,820 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 228 [2020-07-17 11:48:20,595 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 231 [2020-07-17 11:48:23,459 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 231 [2020-07-17 11:48:23,562 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 231 [2020-07-17 11:48:23,923 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 229 [2020-07-17 11:48:24,665 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 228 [2020-07-17 11:48:25,883 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 229 [2020-07-17 11:48:26,890 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 228 [2020-07-17 11:48:29,134 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 228 [2020-07-17 11:48:31,436 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 229 [2020-07-17 11:48:31,585 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 228 [2020-07-17 11:48:31,896 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 228 [2020-07-17 11:48:32,107 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 229 [2020-07-17 11:48:32,811 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 229 [2020-07-17 11:48:34,535 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 229 [2020-07-17 11:48:34,677 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 229 [2020-07-17 11:48:34,818 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 229 [2020-07-17 11:48:35,307 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 228 [2020-07-17 11:48:36,527 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 229 [2020-07-17 11:48:36,688 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 229 [2020-07-17 11:48:36,863 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 229 [2020-07-17 11:48:37,004 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 229 [2020-07-17 11:48:37,711 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 228 [2020-07-17 11:48:44,448 WARN L193 SmtUtils]: Spent 3.65 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2020-07-17 11:48:45,025 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 24 [2020-07-17 11:48:45,522 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 1 [2020-07-17 11:48:45,985 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 27 [2020-07-17 11:48:48,070 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 266 DAG size of output: 46 [2020-07-17 11:48:52,658 WARN L193 SmtUtils]: Spent 4.40 s on a formula simplification. DAG size of input: 326 DAG size of output: 68 [2020-07-17 11:48:52,909 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 1 [2020-07-17 11:48:54,918 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 239 DAG size of output: 43 [2020-07-17 11:48:55,390 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 1 [2020-07-17 11:48:58,762 WARN L193 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 415 DAG size of output: 37 [2020-07-17 11:48:59,922 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 248 DAG size of output: 32 [2020-07-17 11:49:00,194 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:49:38,657 WARN L193 SmtUtils]: Spent 38.45 s on a formula simplification. DAG size of input: 1412 DAG size of output: 51 [2020-07-17 11:49:38,906 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-07-17 11:49:39,743 WARN L193 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 41 [2020-07-17 11:49:41,033 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 248 DAG size of output: 32 [2020-07-17 11:49:41,472 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 1 [2020-07-17 11:49:48,476 WARN L193 SmtUtils]: Spent 6.87 s on a formula simplification. DAG size of input: 487 DAG size of output: 55 [2020-07-17 11:49:50,982 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 471 DAG size of output: 1 [2020-07-17 11:49:55,136 WARN L193 SmtUtils]: Spent 4.05 s on a formula simplification. DAG size of input: 412 DAG size of output: 46 [2020-07-17 11:49:57,367 WARN L193 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 248 DAG size of output: 36 [2020-07-17 11:49:58,084 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 24 [2020-07-17 11:50:02,087 WARN L193 SmtUtils]: Spent 3.93 s on a formula simplification. DAG size of input: 332 DAG size of output: 42 [2020-07-17 11:50:15,396 WARN L193 SmtUtils]: Spent 13.30 s on a formula simplification. DAG size of input: 821 DAG size of output: 52 [2020-07-17 11:50:21,929 WARN L193 SmtUtils]: Spent 6.50 s on a formula simplification. DAG size of input: 474 DAG size of output: 43 [2020-07-17 11:50:22,181 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 1 [2020-07-17 11:50:24,211 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 272 DAG size of output: 52 [2020-07-17 11:50:26,465 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 266 DAG size of output: 46 [2020-07-17 11:50:30,366 WARN L193 SmtUtils]: Spent 3.89 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2020-07-17 11:50:33,166 WARN L193 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 272 DAG size of output: 67 [2020-07-17 11:50:35,115 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 250 DAG size of output: 41 [2020-07-17 11:50:39,101 WARN L193 SmtUtils]: Spent 3.97 s on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2020-07-17 11:50:39,347 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 1 [2020-07-17 11:50:41,419 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 271 DAG size of output: 26 [2020-07-17 11:50:41,694 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-07-17 11:50:41,962 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-07-17 11:50:44,380 WARN L193 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 256 DAG size of output: 44 [2020-07-17 11:50:44,655 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 1 [2020-07-17 11:50:44,929 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-07-17 11:50:45,759 WARN L193 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 24 [2020-07-17 11:50:49,328 WARN L193 SmtUtils]: Spent 3.45 s on a formula simplification. DAG size of input: 381 DAG size of output: 41 [2020-07-17 11:50:49,753 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 1 [2020-07-17 11:51:22,975 WARN L193 SmtUtils]: Spent 33.21 s on a formula simplification. DAG size of input: 1179 DAG size of output: 52 [2020-07-17 11:51:25,521 WARN L193 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 248 DAG size of output: 36 [2020-07-17 11:51:25,770 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-07-17 11:51:28,919 WARN L193 SmtUtils]: Spent 3.13 s on a formula simplification. DAG size of input: 305 DAG size of output: 51 [2020-07-17 11:51:29,458 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 20 [2020-07-17 11:51:30,022 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 1 [2020-07-17 11:51:30,562 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 1 [2020-07-17 11:51:30,828 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-07-17 11:51:31,074 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 1 [2020-07-17 11:51:53,462 WARN L193 SmtUtils]: Spent 22.38 s on a formula simplification. DAG size of input: 986 DAG size of output: 56 [2020-07-17 11:51:53,719 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 1 [2020-07-17 11:51:56,343 WARN L193 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 255 DAG size of output: 42 [2020-07-17 11:52:23,222 WARN L193 SmtUtils]: Spent 26.87 s on a formula simplification. DAG size of input: 1059 DAG size of output: 49 [2020-07-17 11:52:25,446 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 254 DAG size of output: 32 [2020-07-17 11:52:28,001 WARN L193 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 248 DAG size of output: 36 [2020-07-17 11:52:28,253 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 1 [2020-07-17 11:52:38,118 WARN L193 SmtUtils]: Spent 9.86 s on a formula simplification. DAG size of input: 757 DAG size of output: 42 [2020-07-17 11:52:38,377 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 29 [2020-07-17 11:52:40,486 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 266 DAG size of output: 46 [2020-07-17 11:52:45,145 WARN L193 SmtUtils]: Spent 4.53 s on a formula simplification. DAG size of input: 448 DAG size of output: 44 [2020-07-17 11:52:45,427 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 29 [2020-07-17 11:52:45,436 INFO L268 CegarLoopResult]: For program point L766(line 766) no Hoare annotation was computed. [2020-07-17 11:52:45,437 INFO L268 CegarLoopResult]: For program point L765-2(lines 765 786) no Hoare annotation was computed. [2020-07-17 11:52:45,437 INFO L268 CegarLoopResult]: For program point L787(lines 764 788) no Hoare annotation was computed. [2020-07-17 11:52:45,437 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 740 795) no Hoare annotation was computed. [2020-07-17 11:52:45,437 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 740 795) no Hoare annotation was computed. [2020-07-17 11:52:45,437 INFO L268 CegarLoopResult]: For program point L771(lines 771 775) no Hoare annotation was computed. [2020-07-17 11:52:45,437 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 740 795) no Hoare annotation was computed. [2020-07-17 11:52:45,438 INFO L268 CegarLoopResult]: For program point L771-1(lines 771 775) no Hoare annotation was computed. [2020-07-17 11:52:45,438 INFO L268 CegarLoopResult]: For program point L828(lines 828 832) no Hoare annotation was computed. [2020-07-17 11:52:45,438 INFO L268 CegarLoopResult]: For program point L828-1(lines 828 832) no Hoare annotation was computed. [2020-07-17 11:52:45,438 INFO L268 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-07-17 11:52:45,438 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 796 855) no Hoare annotation was computed. [2020-07-17 11:52:45,438 INFO L268 CegarLoopResult]: For program point L822-2(lines 822 847) no Hoare annotation was computed. [2020-07-17 11:52:45,438 INFO L268 CegarLoopResult]: For program point L848(lines 821 849) no Hoare annotation was computed. [2020-07-17 11:52:45,438 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 796 855) no Hoare annotation was computed. [2020-07-17 11:52:45,438 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 796 855) no Hoare annotation was computed. [2020-07-17 11:52:45,439 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-07-17 11:52:45,439 INFO L268 CegarLoopResult]: For program point L841-1(line 841) no Hoare annotation was computed. [2020-07-17 11:52:45,439 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 671 677) the Hoare annotation is: true [2020-07-17 11:52:45,439 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 671 677) no Hoare annotation was computed. [2020-07-17 11:52:45,440 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 678 686) no Hoare annotation was computed. [2020-07-17 11:52:45,440 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 678 686) the Hoare annotation is: true [2020-07-17 11:52:45,440 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 678 686) no Hoare annotation was computed. [2020-07-17 11:52:45,440 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (not (= 1 ~waterLevel~0)) (not (= 0 ~methaneLevelCritical~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-17 11:52:45,440 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2020-07-17 11:52:45,441 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2020-07-17 11:52:45,441 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: (let ((.cse2 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (.cse8 (not (= 0 ~systemActive~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse3 .cse7 .cse5) (or .cse0 .cse8 .cse1 .cse3 .cse7) (or .cse6 .cse2 .cse3 (not (<= ~waterLevel~0 1)) .cse4 .cse5) (or .cse6 .cse0 .cse8 .cse3 .cse7) (or .cse0 .cse1 .cse3 (not (<= 2 ~waterLevel~0)) .cse4 .cse5) (or .cse6 .cse0 (not (< 1 ~waterLevel~0)) .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse3 .cse7 .cse5))) [2020-07-17 11:52:45,441 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2020-07-17 11:52:45,442 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-07-17 11:52:45,442 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2020-07-17 11:52:45,442 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2020-07-17 11:52:45,442 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (let ((.cse4 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (= 0 ~systemActive~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse6 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 (not (<= ~waterLevel~0 1)) .cse5 .cse3) (or .cse1 .cse6 .cse2 .cse3) (or (not (= 1 ~waterLevel~0)) .cse6 .cse4 .cse5 .cse3) (or .cse1 .cse7 .cse6 .cse2) (or .cse6 .cse4 .cse5 (not (<= ~waterLevel~0 0)) .cse3) (or .cse0 .cse1 .cse7 .cse2) (or .cse1 .cse6 (not (<= 2 ~waterLevel~0)) .cse5 .cse3))) [2020-07-17 11:52:45,442 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2020-07-17 11:52:45,442 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-07-17 11:52:45,443 INFO L268 CegarLoopResult]: For program point L74(lines 74 84) no Hoare annotation was computed. [2020-07-17 11:52:45,443 INFO L264 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= 0 ~systemActive~0))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse5 (<= __utac_acc__Specification5_spec__3_~tmp~0 ~waterLevel~0)) (.cse9 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse8 (not (<= ~waterLevel~0 1))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse10 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse6 .cse3) (or .cse6 (not (= 2 ~waterLevel~0)) .cse7 .cse3) (or .cse5 .cse7 .cse3 (not (<= ~waterLevel~0 0)) .cse4) (or .cse5 .cse0 .cse8 .cse3 .cse4) (or .cse5 (not (= 1 ~waterLevel~0)) .cse7 .cse3 .cse4) (or .cse0 .cse1 .cse6 .cse2 .cse3) (or .cse1 .cse7 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse9 .cse8 .cse10 .cse4) (or .cse5 .cse1 .cse6 .cse7 .cse3) (or .cse5 .cse7 .cse9 .cse8 .cse10 .cse4) (or .cse1 .cse7 .cse2 .cse10 .cse4))) [2020-07-17 11:52:45,443 INFO L268 CegarLoopResult]: For program point L72-1(line 72) no Hoare annotation was computed. [2020-07-17 11:52:45,444 INFO L268 CegarLoopResult]: For program point L70(lines 70 87) no Hoare annotation was computed. [2020-07-17 11:52:45,444 INFO L268 CegarLoopResult]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2020-07-17 11:52:45,444 INFO L271 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: true [2020-07-17 11:52:45,444 INFO L268 CegarLoopResult]: For program point L68-1(line 68) no Hoare annotation was computed. [2020-07-17 11:52:45,444 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 620 642) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-17 11:52:45,444 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 620 642) no Hoare annotation was computed. [2020-07-17 11:52:45,444 INFO L264 CegarLoopResult]: At program point L632(line 632) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 main_~tmp~8) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 11:52:45,445 INFO L264 CegarLoopResult]: At program point L632-1(line 632) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 main_~tmp~8) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 11:52:45,445 INFO L268 CegarLoopResult]: For program point L630(lines 630 637) no Hoare annotation was computed. [2020-07-17 11:52:45,445 INFO L268 CegarLoopResult]: For program point L630-1(lines 630 637) no Hoare annotation was computed. [2020-07-17 11:52:45,445 INFO L268 CegarLoopResult]: For program point L628(line 628) no Hoare annotation was computed. [2020-07-17 11:52:45,445 INFO L264 CegarLoopResult]: At program point L627(line 627) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-17 11:52:45,445 INFO L264 CegarLoopResult]: At program point L626(line 626) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-17 11:52:45,446 INFO L264 CegarLoopResult]: At program point L626-1(line 626) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-17 11:52:45,446 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 620 642) no Hoare annotation was computed. [2020-07-17 11:52:45,446 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 575 598) no Hoare annotation was computed. [2020-07-17 11:52:45,446 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 575 598) no Hoare annotation was computed. [2020-07-17 11:52:45,446 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 575 598) no Hoare annotation was computed. [2020-07-17 11:52:45,446 INFO L268 CegarLoopResult]: For program point L593(line 593) no Hoare annotation was computed. [2020-07-17 11:52:45,446 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-07-17 11:52:45,446 INFO L268 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-07-17 11:52:45,446 INFO L268 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-07-17 11:52:45,447 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-07-17 11:52:45,447 INFO L268 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-07-17 11:52:45,447 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-07-17 11:52:45,447 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-07-17 11:52:45,447 INFO L268 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-07-17 11:52:45,447 INFO L268 CegarLoopResult]: For program point L584(line 584) no Hoare annotation was computed. [2020-07-17 11:52:45,447 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-07-17 11:52:45,447 INFO L268 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-07-17 11:52:45,447 INFO L268 CegarLoopResult]: For program point L581(line 581) no Hoare annotation was computed. [2020-07-17 11:52:45,448 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-07-17 11:52:45,448 INFO L268 CegarLoopResult]: For program point L258-1(lines 239 263) no Hoare annotation was computed. [2020-07-17 11:52:45,448 INFO L264 CegarLoopResult]: At program point L253(line 253) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse8 (not (<= ~waterLevel~0 1))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse4 .cse3) (or .cse5 .cse6 .cse7 .cse4 .cse8 .cse3) (or .cse0 .cse5 .cse6 .cse7 .cse8 .cse3))) [2020-07-17 11:52:45,448 INFO L264 CegarLoopResult]: At program point L249(line 249) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse8 (not (<= ~waterLevel~0 1))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse4 .cse3) (or .cse5 .cse6 .cse7 .cse4 .cse8 .cse3) (or .cse0 .cse5 .cse6 .cse7 .cse8 .cse3))) [2020-07-17 11:52:45,448 INFO L268 CegarLoopResult]: For program point L247(lines 247 255) no Hoare annotation was computed. [2020-07-17 11:52:45,449 INFO L264 CegarLoopResult]: At program point L245(line 245) the Hoare annotation is: (let ((.cse4 (not (<= ~waterLevel~0 0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= ~waterLevel~0 2))) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= 1 ~waterLevel~0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse1 .cse2 .cse4 .cse5) (or .cse6 .cse7 .cse0 .cse1 .cse2 .cse5) (or .cse6 .cse8 .cse9 .cse5) (or .cse8 .cse9 .cse3 .cse5) (or .cse7 .cse0 .cse1 .cse2 .cse3 .cse5))) [2020-07-17 11:52:45,449 INFO L268 CegarLoopResult]: For program point L245-1(line 245) no Hoare annotation was computed. [2020-07-17 11:52:45,449 INFO L268 CegarLoopResult]: For program point L243(lines 243 260) no Hoare annotation was computed. [2020-07-17 11:52:45,449 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 239 263) the Hoare annotation is: (let ((.cse4 (not (<= ~waterLevel~0 0))) (.cse7 (not (= 1 ~waterLevel~0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (not (<= ~waterLevel~0 2))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (not (< 1 ~waterLevel~0))) (.cse9 (= 0 ~pumpRunning~0)) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse1 .cse2 .cse4 .cse5) (or .cse6 .cse7 .cse0 .cse1 .cse2 .cse5) (or .cse7 .cse8 .cse3 .cse9 .cse5) (or .cse10 .cse8 .cse11 .cse3 .cse9 .cse5) (or .cse8 .cse3 .cse9 .cse4 .cse5) (or .cse6 .cse8 .cse9 (not (<= ~waterLevel~0 1)) .cse5) (or .cse7 .cse0 .cse1 .cse2 .cse3 .cse5) (or .cse6 .cse10 .cse8 .cse11 .cse9 .cse5))) [2020-07-17 11:52:45,449 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 239 263) no Hoare annotation was computed. [2020-07-17 11:52:45,450 INFO L264 CegarLoopResult]: At program point L258(line 258) the Hoare annotation is: (let ((.cse11 (not (<= ~waterLevel~0 0))) (.cse10 (not (<= ~waterLevel~0 1))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (< 1 ~waterLevel~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse0 (not (= 1 ~waterLevel~0))) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse6 .cse2 .cse3 .cse4) (or .cse7 .cse8 .cse9 .cse10 .cse4) (or .cse8 .cse9 .cse2 .cse11 .cse4) (or .cse1 .cse2 .cse3 .cse11 .cse4) (or .cse7 .cse1 .cse3 .cse10 .cse4) (or .cse7 .cse5 .cse1 .cse6 .cse3 .cse4) (or .cse0 .cse8 .cse9 .cse2 .cse4))) [2020-07-17 11:52:45,450 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 417 431) no Hoare annotation was computed. [2020-07-17 11:52:45,450 INFO L264 CegarLoopResult]: At program point L423(line 423) the Hoare annotation is: (let ((.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (< 1 ~waterLevel~0))) (.cse0 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse8 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (= 0 |old(~systemActive~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse2 .cse6 .cse4) (or .cse7 .cse0 .cse1 .cse2 .cse8 .cse5) (or .cse7 .cse2 .cse6) (or .cse7 .cse0 .cse1 .cse2 .cse3 .cse5) (or .cse0 .cse1 .cse2 .cse8 .cse4 .cse5))) [2020-07-17 11:52:45,450 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 417 431) the Hoare annotation is: (let ((.cse10 (= |old(~systemActive~0)| ~systemActive~0))) (let ((.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (and .cse10 (= 0 ~pumpRunning~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (< 1 ~waterLevel~0))) (.cse0 (and .cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse9 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (= 0 |old(~systemActive~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse2 .cse7 .cse8) (or .cse2 .cse7 .cse4 .cse8) (or .cse6 .cse0 .cse1 .cse2 .cse9 .cse5) (or .cse6 .cse0 .cse1 .cse2 .cse3 .cse5) (or .cse0 .cse1 .cse2 .cse9 .cse4 .cse5)))) [2020-07-17 11:52:45,451 INFO L268 CegarLoopResult]: For program point L421(lines 421 427) no Hoare annotation was computed. [2020-07-17 11:52:45,451 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 417 431) no Hoare annotation was computed. [2020-07-17 11:52:45,451 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 334 342) no Hoare annotation was computed. [2020-07-17 11:52:45,451 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 334 342) the Hoare annotation is: true [2020-07-17 11:52:45,451 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 334 342) no Hoare annotation was computed. [2020-07-17 11:52:45,451 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 398 416) the Hoare annotation is: true [2020-07-17 11:52:45,452 INFO L268 CegarLoopResult]: For program point L407(lines 407 411) no Hoare annotation was computed. [2020-07-17 11:52:45,452 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 398 416) no Hoare annotation was computed. [2020-07-17 11:52:45,452 INFO L271 CegarLoopResult]: At program point L405(line 405) the Hoare annotation is: true [2020-07-17 11:52:45,452 INFO L268 CegarLoopResult]: For program point L407-2(lines 407 411) no Hoare annotation was computed. [2020-07-17 11:52:45,452 INFO L268 CegarLoopResult]: For program point L405-1(line 405) no Hoare annotation was computed. [2020-07-17 11:52:45,452 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 398 416) no Hoare annotation was computed. [2020-07-17 11:52:45,452 INFO L268 CegarLoopResult]: For program point L350(lines 350 358) no Hoare annotation was computed. [2020-07-17 11:52:45,452 INFO L268 CegarLoopResult]: For program point L350-2(lines 350 358) no Hoare annotation was computed. [2020-07-17 11:52:45,453 INFO L268 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-07-17 11:52:45,453 INFO L268 CegarLoopResult]: For program point L373-1(line 373) no Hoare annotation was computed. [2020-07-17 11:52:45,453 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 343 378) no Hoare annotation was computed. [2020-07-17 11:52:45,453 INFO L268 CegarLoopResult]: For program point L362(lines 362 370) no Hoare annotation was computed. [2020-07-17 11:52:45,453 INFO L268 CegarLoopResult]: For program point L362-2(lines 362 370) no Hoare annotation was computed. [2020-07-17 11:52:45,453 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 343 378) no Hoare annotation was computed. [2020-07-17 11:52:45,453 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 343 378) no Hoare annotation was computed. [2020-07-17 11:52:45,454 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 664 670) no Hoare annotation was computed. [2020-07-17 11:52:45,454 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 664 670) the Hoare annotation is: true [2020-07-17 11:52:45,454 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 694 739) no Hoare annotation was computed. [2020-07-17 11:52:45,454 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 694 739) no Hoare annotation was computed. [2020-07-17 11:52:45,454 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 694 739) no Hoare annotation was computed. [2020-07-17 11:52:45,454 INFO L268 CegarLoopResult]: For program point L1021(lines 1021 1041) no Hoare annotation was computed. [2020-07-17 11:52:45,455 INFO L268 CegarLoopResult]: For program point L1021-1(lines 1021 1041) no Hoare annotation was computed. [2020-07-17 11:52:45,455 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 1007 1052) no Hoare annotation was computed. [2020-07-17 11:52:45,455 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 1007 1052) no Hoare annotation was computed. [2020-07-17 11:52:45,455 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 1007 1052) no Hoare annotation was computed. [2020-07-17 11:52:45,455 INFO L268 CegarLoopResult]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2020-07-17 11:52:45,455 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 606 616) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0))) [2020-07-17 11:52:45,455 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 606 616) no Hoare annotation was computed. [2020-07-17 11:52:45,456 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 606 616) no Hoare annotation was computed. [2020-07-17 11:52:45,456 INFO L264 CegarLoopResult]: At program point L611(line 611) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 11:52:45,456 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 323 333) the Hoare annotation is: true [2020-07-17 11:52:45,456 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 323 333) no Hoare annotation was computed. [2020-07-17 11:52:45,456 INFO L271 CegarLoopResult]: At program point L328(line 328) the Hoare annotation is: true [2020-07-17 11:52:45,457 INFO L268 CegarLoopResult]: For program point L328-1(line 328) no Hoare annotation was computed. [2020-07-17 11:52:45,457 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 323 333) no Hoare annotation was computed. [2020-07-17 11:52:45,457 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 315 322) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (<= ~waterLevel~0 2))) (.cse4 (= 0 ~systemActive~0)) (.cse5 (not (< 1 ~waterLevel~0))) (.cse7 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse3 .cse2 .cse6 .cse4) (or .cse2 .cse1 .cse3 .cse6 .cse4 .cse7) (or .cse1 .cse2 .cse3 .cse4 .cse5 .cse7))) [2020-07-17 11:52:45,457 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 315 322) no Hoare annotation was computed. [2020-07-17 11:52:45,457 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 315 322) no Hoare annotation was computed. [2020-07-17 11:52:45,458 INFO L268 CegarLoopResult]: For program point L524(lines 524 530) no Hoare annotation was computed. [2020-07-17 11:52:45,458 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 520 533) no Hoare annotation was computed. [2020-07-17 11:52:45,458 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 520 533) the Hoare annotation is: true [2020-07-17 11:52:45,458 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 520 533) no Hoare annotation was computed. [2020-07-17 11:52:45,459 INFO L264 CegarLoopResult]: At program point L284(line 284) the Hoare annotation is: (let ((.cse11 (not (<= ~waterLevel~0 0))) (.cse10 (not (<= ~waterLevel~0 1))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (< 1 ~waterLevel~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse0 (not (= 1 ~waterLevel~0))) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse6 .cse2 .cse3 .cse4) (or .cse7 .cse8 .cse9 .cse10 .cse4) (or .cse8 .cse9 .cse2 .cse11 .cse4) (or .cse1 .cse2 .cse3 .cse11 .cse4) (or .cse7 .cse1 .cse3 .cse10 .cse4) (or .cse7 .cse5 .cse1 .cse6 .cse3 .cse4) (or .cse0 .cse8 .cse9 .cse2 .cse4))) [2020-07-17 11:52:45,459 INFO L268 CegarLoopResult]: For program point L284-1(lines 265 289) no Hoare annotation was computed. [2020-07-17 11:52:45,459 INFO L264 CegarLoopResult]: At program point L279(line 279) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (<= processEnvironment_~tmp~4 ~methaneLevelCritical~0))) (let ((.cse1 (and (< 0 (+ processEnvironment_~tmp~4 1)) .cse8 .cse9)) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= ~waterLevel~0 0)) .cse4) (or .cse0 .cse1 (not (= 1 ~waterLevel~0)) .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse4) (or .cse5 .cse6 .cse7 .cse4) (or (and .cse8 (<= ~methaneLevelCritical~0 processEnvironment_~tmp~4) .cse9) .cse2 .cse3 .cse7 (not (<= ~waterLevel~0 1)) .cse4)))) [2020-07-17 11:52:45,459 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 265 289) no Hoare annotation was computed. [2020-07-17 11:52:45,460 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 265 289) the Hoare annotation is: (let ((.cse4 (not (<= ~waterLevel~0 0))) (.cse7 (not (= 1 ~waterLevel~0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (not (<= ~waterLevel~0 2))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (not (< 1 ~waterLevel~0))) (.cse9 (= 0 ~pumpRunning~0)) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse1 .cse2 .cse4 .cse5) (or .cse6 .cse7 .cse0 .cse1 .cse2 .cse5) (or .cse7 .cse8 .cse3 .cse9 .cse5) (or .cse10 .cse8 .cse11 .cse3 .cse9 .cse5) (or .cse8 .cse3 .cse9 .cse4 .cse5) (or .cse6 .cse8 .cse9 (not (<= ~waterLevel~0 1)) .cse5) (or .cse7 .cse0 .cse1 .cse2 .cse3 .cse5) (or .cse6 .cse10 .cse8 .cse11 .cse9 .cse5))) [2020-07-17 11:52:45,460 INFO L264 CegarLoopResult]: At program point L275(line 275) the Hoare annotation is: (let ((.cse1 (and (< 0 (+ processEnvironment_~tmp~4 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment_~tmp~4 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= ~waterLevel~0 0))) (.cse7 (not (<= ~waterLevel~0 2))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= 1 ~waterLevel~0))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse9 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse2 .cse3 .cse5) (or .cse0 .cse7 .cse8 .cse5) (or .cse2 .cse3 .cse9 .cse4 .cse5) (or .cse7 .cse8 .cse9 .cse5) (or .cse6 .cse2 .cse3 .cse9 .cse5))) [2020-07-17 11:52:45,460 INFO L268 CegarLoopResult]: For program point L273(lines 273 281) no Hoare annotation was computed. [2020-07-17 11:52:45,460 INFO L264 CegarLoopResult]: At program point L271(line 271) the Hoare annotation is: (let ((.cse4 (not (<= ~waterLevel~0 0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= ~waterLevel~0 2))) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= 1 ~waterLevel~0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse1 .cse2 .cse4 .cse5) (or .cse6 .cse7 .cse0 .cse1 .cse2 .cse5) (or .cse6 .cse8 .cse9 .cse5) (or .cse8 .cse9 .cse3 .cse5) (or .cse7 .cse0 .cse1 .cse2 .cse3 .cse5))) [2020-07-17 11:52:45,460 INFO L268 CegarLoopResult]: For program point L271-1(line 271) no Hoare annotation was computed. [2020-07-17 11:52:45,461 INFO L268 CegarLoopResult]: For program point L269(lines 269 286) no Hoare annotation was computed. [2020-07-17 11:52:45,461 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 205 211) no Hoare annotation was computed. [2020-07-17 11:52:45,461 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 205 211) the Hoare annotation is: true [2020-07-17 11:52:45,461 INFO L268 CegarLoopResult]: For program point L128(lines 128 134) no Hoare annotation was computed. [2020-07-17 11:52:45,461 INFO L264 CegarLoopResult]: At program point testENTRY(lines 98 165) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 11:52:45,461 INFO L268 CegarLoopResult]: For program point L128-1(lines 128 134) no Hoare annotation was computed. [2020-07-17 11:52:45,462 INFO L264 CegarLoopResult]: At program point L155(lines 108 157) the Hoare annotation is: (let ((.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse5 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse2 (= 0 ~systemActive~0)) (.cse9 (<= ~waterLevel~0 2)) (.cse4 (= 2 ~waterLevel~0)) (.cse8 (<= 1 ~pumpRunning~0)) (.cse10 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse6 (<= ~waterLevel~0 1)) (.cse7 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse1 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse9 .cse3 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse10 .cse0 .cse3 .cse4 .cse7) (and .cse5 .cse10 .cse0 .cse6 .cse7 .cse8) (and .cse0 .cse10 .cse2 .cse9 .cse3) (and .cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse4 .cse7 .cse8) (not (= 1 |old(~systemActive~0)|)) (and .cse10 .cse0 .cse3 .cse6 .cse7) (not (= 1 |old(~waterLevel~0)|)))) [2020-07-17 11:52:45,462 INFO L264 CegarLoopResult]: At program point L120(line 120) the Hoare annotation is: (let ((.cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse10 (= 2 ~waterLevel~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse9 (<= 1 ~methaneLevelCritical~0)) (.cse8 (= 0 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (= 0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse6 .cse7 .cse4) (and .cse2 .cse1 .cse8 .cse7 .cse3) (and .cse2 .cse9 .cse6 .cse7 .cse4) (and .cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse10 .cse4 .cse5) (and .cse0 .cse2 .cse9 .cse3 .cse4 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse1 .cse2 .cse8 .cse7 .cse10) (and .cse2 .cse9 .cse8 .cse6 .cse7))) [2020-07-17 11:52:45,462 INFO L268 CegarLoopResult]: For program point testFINAL(lines 98 165) no Hoare annotation was computed. [2020-07-17 11:52:45,462 INFO L268 CegarLoopResult]: For program point L118(lines 118 124) no Hoare annotation was computed. [2020-07-17 11:52:45,463 INFO L268 CegarLoopResult]: For program point L118-1(lines 118 124) no Hoare annotation was computed. [2020-07-17 11:52:45,463 INFO L268 CegarLoopResult]: For program point L110(lines 110 114) no Hoare annotation was computed. [2020-07-17 11:52:45,463 INFO L264 CegarLoopResult]: At program point L158(lines 107 159) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 11:52:45,463 INFO L264 CegarLoopResult]: At program point L148(line 148) the Hoare annotation is: (let ((.cse6 (<= ~waterLevel~0 1)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= 2 ~waterLevel~0)) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse8 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse5 (not (= 0 ~systemActive~0))) (.cse9 (<= ~waterLevel~0 2)) (.cse7 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse5 .cse6 .cse7) (and .cse8 .cse0 .cse5 .cse3 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse2 .cse6) (and .cse8 .cse0 .cse9 .cse2) (not (= 1 |old(~systemActive~0)|)) (and .cse0 .cse1 .cse5 .cse3 .cse7) (not (= 1 |old(~waterLevel~0)|)) (and .cse4 .cse8 .cse0 .cse5 .cse9 .cse7))) [2020-07-17 11:52:45,463 INFO L268 CegarLoopResult]: For program point L146(lines 146 152) no Hoare annotation was computed. [2020-07-17 11:52:45,463 INFO L264 CegarLoopResult]: At program point L146-1(lines 138 153) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse8 (< 1 ~waterLevel~0)) (.cse7 (= 0 ~systemActive~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse9 (<= 1 ~methaneLevelCritical~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (<= ~waterLevel~0 1) .cse3 .cse4) (and .cse1 .cse2 .cse5 .cse6 .cse3) (and .cse1 .cse2 .cse7 .cse5 .cse6) (and .cse2 .cse8 .cse9 .cse5 .cse3 .cse4) (and .cse2 .cse9 .cse5 .cse6 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse1 .cse2 .cse8 .cse5 .cse3 .cse4) (and .cse2 .cse9 .cse7 .cse5 .cse6) (and .cse0 .cse2 .cse9 .cse5 .cse3 .cse4))) [2020-07-17 11:52:45,463 INFO L268 CegarLoopResult]: For program point L109(lines 108 157) no Hoare annotation was computed. [2020-07-17 11:52:45,464 INFO L264 CegarLoopResult]: At program point L140(line 140) the Hoare annotation is: (let ((.cse3 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse7 (= 2 ~waterLevel~0)) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse2 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse0 (< 1 ~waterLevel~0) .cse2 .cse5) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse6 .cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse3) (and .cse6 .cse0 .cse3 .cse7) (and .cse0 .cse1 .cse7 .cse5) (and .cse4 .cse6 .cse0 .cse2 .cse5))) [2020-07-17 11:52:45,464 INFO L268 CegarLoopResult]: For program point L138(lines 138 153) no Hoare annotation was computed. [2020-07-17 11:52:45,464 INFO L268 CegarLoopResult]: For program point testEXIT(lines 98 165) no Hoare annotation was computed. [2020-07-17 11:52:45,464 INFO L264 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse8 (= 0 ~systemActive~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 (<= ~waterLevel~0 1) .cse3 .cse4) (and .cse1 .cse2 .cse5 .cse6 .cse3) (and .cse2 .cse7 (= 2 ~waterLevel~0) .cse3 .cse4) (and .cse2 .cse1 .cse8 .cse5 .cse6) (and .cse2 .cse7 .cse5 .cse6 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse1 .cse2 (< 1 ~waterLevel~0) .cse5 .cse3 .cse4) (and .cse2 .cse7 .cse8 .cse5 .cse6) (and .cse0 .cse2 .cse7 .cse5 .cse3 .cse4))) [2020-07-17 11:52:45,464 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 961 1006) no Hoare annotation was computed. [2020-07-17 11:52:45,464 INFO L268 CegarLoopResult]: For program point L981(lines 981 988) no Hoare annotation was computed. [2020-07-17 11:52:45,464 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 961 1006) no Hoare annotation was computed. [2020-07-17 11:52:45,464 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 961 1006) no Hoare annotation was computed. [2020-07-17 11:52:45,464 INFO L268 CegarLoopResult]: For program point L975(lines 975 995) no Hoare annotation was computed. [2020-07-17 11:52:45,465 INFO L268 CegarLoopResult]: For program point L975-1(lines 975 995) no Hoare annotation was computed. [2020-07-17 11:52:45,465 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 290 297) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2020-07-17 11:52:45,465 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 290 297) no Hoare annotation was computed. [2020-07-17 11:52:45,465 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 290 297) no Hoare annotation was computed. [2020-07-17 11:52:45,465 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 534 542) no Hoare annotation was computed. [2020-07-17 11:52:45,465 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 534 542) the Hoare annotation is: true [2020-07-17 11:52:45,466 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 534 542) no Hoare annotation was computed. [2020-07-17 11:52:45,466 INFO L268 CegarLoopResult]: For program point L496(lines 496 504) no Hoare annotation was computed. [2020-07-17 11:52:45,466 INFO L268 CegarLoopResult]: For program point L496-2(lines 496 504) no Hoare annotation was computed. [2020-07-17 11:52:45,466 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 488 510) no Hoare annotation was computed. [2020-07-17 11:52:45,466 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 488 510) no Hoare annotation was computed. [2020-07-17 11:52:45,466 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 488 510) no Hoare annotation was computed. [2020-07-17 11:52:45,466 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 654 663) no Hoare annotation was computed. [2020-07-17 11:52:45,466 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 654 663) no Hoare annotation was computed. [2020-07-17 11:52:45,466 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 654 663) no Hoare annotation was computed. [2020-07-17 11:52:45,467 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 858 960) no Hoare annotation was computed. [2020-07-17 11:52:45,467 INFO L268 CegarLoopResult]: For program point L923(line 923) no Hoare annotation was computed. [2020-07-17 11:52:45,467 INFO L268 CegarLoopResult]: For program point L923-1(line 923) no Hoare annotation was computed. [2020-07-17 11:52:45,467 INFO L268 CegarLoopResult]: For program point L882(lines 882 886) no Hoare annotation was computed. [2020-07-17 11:52:45,467 INFO L268 CegarLoopResult]: For program point L946(lines 946 957) no Hoare annotation was computed. [2020-07-17 11:52:45,467 INFO L268 CegarLoopResult]: For program point L909(lines 909 913) no Hoare annotation was computed. [2020-07-17 11:52:45,467 INFO L268 CegarLoopResult]: For program point L907-2(lines 907 927) no Hoare annotation was computed. [2020-07-17 11:52:45,467 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 858 960) no Hoare annotation was computed. [2020-07-17 11:52:45,468 INFO L268 CegarLoopResult]: For program point L928(lines 906 929) no Hoare annotation was computed. [2020-07-17 11:52:45,468 INFO L268 CegarLoopResult]: For program point L887(lines 887 903) no Hoare annotation was computed. [2020-07-17 11:52:45,468 INFO L268 CegarLoopResult]: For program point L947(lines 947 954) no Hoare annotation was computed. [2020-07-17 11:52:45,468 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 858 960) no Hoare annotation was computed. [2020-07-17 11:52:45,468 INFO L268 CegarLoopResult]: For program point L908(lines 907 927) no Hoare annotation was computed. [2020-07-17 11:52:45,468 INFO L268 CegarLoopResult]: For program point L939(line 939) no Hoare annotation was computed. [2020-07-17 11:52:45,468 INFO L268 CegarLoopResult]: For program point L939-1(line 939) no Hoare annotation was computed. [2020-07-17 11:52:45,468 INFO L268 CegarLoopResult]: For program point L904(lines 904 945) no Hoare annotation was computed. [2020-07-17 11:52:45,468 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-17 11:52:45,469 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2020-07-17 11:52:45,469 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-17 11:52:45,469 INFO L268 CegarLoopResult]: For program point L305(lines 305 311) no Hoare annotation was computed. [2020-07-17 11:52:45,469 INFO L264 CegarLoopResult]: At program point L303(line 303) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2 .cse3 .cse4) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-07-17 11:52:45,469 INFO L268 CegarLoopResult]: For program point L303-1(line 303) no Hoare annotation was computed. [2020-07-17 11:52:45,469 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 298 314) no Hoare annotation was computed. [2020-07-17 11:52:45,469 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 298 314) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2 .cse3 .cse4) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-07-17 11:52:45,469 INFO L264 CegarLoopResult]: At program point L309(line 309) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0) .cse2 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3))) [2020-07-17 11:52:45,469 INFO L268 CegarLoopResult]: For program point L309-1(lines 298 314) no Hoare annotation was computed. [2020-07-17 11:52:45,470 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 511 519) the Hoare annotation is: true [2020-07-17 11:52:45,470 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 511 519) no Hoare annotation was computed. [2020-07-17 11:52:45,470 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 511 519) no Hoare annotation was computed. [2020-07-17 11:52:45,470 INFO L268 CegarLoopResult]: For program point L386-1(line 386) no Hoare annotation was computed. [2020-07-17 11:52:45,470 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 379 397) no Hoare annotation was computed. [2020-07-17 11:52:45,470 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 379 397) the Hoare annotation is: true [2020-07-17 11:52:45,470 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 379 397) no Hoare annotation was computed. [2020-07-17 11:52:45,471 INFO L268 CegarLoopResult]: For program point L388(lines 388 392) no Hoare annotation was computed. [2020-07-17 11:52:45,471 INFO L271 CegarLoopResult]: At program point L386(line 386) the Hoare annotation is: true [2020-07-17 11:52:45,471 INFO L268 CegarLoopResult]: For program point L388-2(lines 388 392) no Hoare annotation was computed. [2020-07-17 11:52:45,471 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 467 478) the Hoare annotation is: (let ((.cse2 (not (< 1 ~waterLevel~0))) (.cse8 (= 0 ~methaneLevelCritical~0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse9 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse10 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse3 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse0 .cse6 .cse7 .cse4) (or .cse1 .cse0 .cse7 .cse4 .cse5) (or .cse8 .cse1 .cse2 .cse9 .cse3 .cse5) (or .cse8 .cse1 .cse9 .cse7 .cse5) (or .cse8 .cse1 .cse6 .cse9 .cse7) (or .cse0 .cse1 .cse9 .cse10 .cse3 .cse5) (or .cse0 .cse10 (not (<= ~waterLevel~0 1)) .cse3 .cse4 .cse5))) [2020-07-17 11:52:45,471 INFO L268 CegarLoopResult]: For program point L471-1(lines 467 478) no Hoare annotation was computed. [2020-07-17 11:52:45,471 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 467 478) no Hoare annotation was computed. [2020-07-17 11:52:45,472 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-17 11:52:45,472 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-17 11:52:45,472 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-17 11:52:45,472 INFO L264 CegarLoopResult]: At program point L192(lines 192 198) the Hoare annotation is: (let ((.cse21 (+ ~waterLevel~0 1))) (let ((.cse19 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse20 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse24 (<= ~waterLevel~0 0)) (.cse14 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse16 (= 0 ~pumpRunning~0)) (.cse17 (<= 1 ~switchedOnBeforeTS~0)) (.cse18 (<= .cse21 |old(~waterLevel~0)|)) (.cse23 (= 0 ~waterLevel~0))) (let ((.cse0 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (and .cse16 .cse17 .cse18 .cse23)) (.cse3 (and .cse24 .cse16 .cse17 .cse14)) (.cse5 (and .cse19 .cse20 .cse24 .cse14)) (.cse7 (and .cse19 .cse20 .cse18 .cse23)) (.cse12 (not (= 0 ~methaneLevelCritical~0))) (.cse9 (and .cse16 .cse14)) (.cse10 (not (= 0 ~systemActive~0))) (.cse11 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse13 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (or .cse9 .cse10 .cse11 .cse12 .cse13) (or .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse12 .cse7 .cse8) (or .cse9 .cse4 .cse11 .cse13 .cse8) (or .cse9 (and (< 1 ~waterLevel~0) .cse14 (<= 1 ~pumpRunning~0)) .cse11 .cse12 .cse13 .cse8) (let ((.cse15 (<= |old(~waterLevel~0)| .cse21))) (or (and .cse15 .cse16 .cse17 .cse18) .cse6 (and .cse19 .cse20 .cse15 .cse18) .cse12 .cse13 (not (<= 2 |old(~waterLevel~0)|)) .cse8)) (or .cse9 .cse4 .cse10 .cse11 .cse13) (let ((.cse22 (= 1 ~waterLevel~0))) (or .cse4 .cse6 .cse13 (not (< 1 |old(~waterLevel~0)|)) (and .cse19 .cse20 .cse22) (and .cse16 .cse17 .cse22) .cse8)))))) [2020-07-17 11:52:45,472 INFO L264 CegarLoopResult]: At program point L187(line 187) the Hoare annotation is: (let ((.cse7 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse4 (not (= 1 ~systemActive~0))) (.cse8 (not (= 0 ~systemActive~0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= 2 |old(~waterLevel~0)|)) .cse4) (or .cse5 .cse6 .cse2 .cse4) (or .cse0 .cse5 .cse2 .cse4) (or .cse7 (not (<= |old(~waterLevel~0)| 1)) .cse1 .cse6 .cse3 .cse4) (or .cse1 .cse6 .cse2 (not (< 1 |old(~waterLevel~0)|)) .cse3 .cse4) (or .cse0 .cse8 .cse5 .cse2) (or .cse7 .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse8 .cse5 .cse6 .cse2))) [2020-07-17 11:52:45,473 INFO L268 CegarLoopResult]: For program point L185(lines 181 203) no Hoare annotation was computed. [2020-07-17 11:52:45,473 INFO L268 CegarLoopResult]: For program point L183(lines 181 203) no Hoare annotation was computed. [2020-07-17 11:52:45,473 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 178 204) the Hoare annotation is: (let ((.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse11 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse12 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse6 (not (= 0 ~systemActive~0))) (.cse0 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (and .cse10 .cse11 .cse12)) (.cse5 (and (= 0 ~pumpRunning~0) .cse11 .cse12)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not (= 0 ~methaneLevelCritical~0))) (.cse8 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= |old(~waterLevel~0)| 1)) .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse6 .cse7 .cse8) (or .cse5 .cse6 .cse7 .cse9 .cse8) (or .cse2 .cse9 (and (< 1 ~waterLevel~0) .cse10 (<= ~waterLevel~0 2) .cse11) .cse8 (not (<= 2 |old(~waterLevel~0)|)) .cse4) (or .cse1 .cse5 .cse7 .cse8 .cse4) (or .cse0 .cse2 .cse3 .cse9 .cse8 .cse4) (or .cse1 .cse2 .cse3 .cse8 (not (< 1 |old(~waterLevel~0)|)) .cse4) (or .cse5 .cse7 .cse9 .cse8 .cse4)))) [2020-07-17 11:52:45,473 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 178 204) no Hoare annotation was computed. [2020-07-17 11:52:45,473 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 178 204) no Hoare annotation was computed. [2020-07-17 11:52:45,474 INFO L264 CegarLoopResult]: At program point L194(line 194) the Hoare annotation is: (let ((.cse8 (+ ~waterLevel~0 1)) (.cse13 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (and (= 0 ~pumpRunning~0) .cse13)) (.cse10 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (<= .cse8 |old(~waterLevel~0)|)) (.cse14 (= 0 ~waterLevel~0)) (.cse12 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0))) (.cse11 (not (= 0 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (and .cse6 .cse7 (<= |old(~waterLevel~0)| .cse8) .cse9) .cse2 .cse3 (not (<= 2 |old(~waterLevel~0)|)) .cse4) (or .cse10 .cse11 .cse1 .cse3) (or .cse0 .cse10 .cse1 .cse3 .cse4) (or .cse10 .cse5 .cse3 (not (< 1 |old(~waterLevel~0)|)) (and .cse6 .cse7 (= 1 ~waterLevel~0)) .cse4) (or .cse12 (not (<= |old(~waterLevel~0)| 1)) .cse10 (and .cse6 .cse7 (<= ~waterLevel~0 0) .cse13) .cse5 (and .cse6 .cse7 .cse9 .cse14) .cse4) (or .cse12 .cse5 .cse2 (and .cse6 .cse7 .cse14) (not (= 1 |old(~waterLevel~0)|)) .cse4) (or .cse12 .cse5 (not (<= |old(~waterLevel~0)| 0)) .cse2 (and .cse6 .cse7 .cse13) .cse4) (or .cse11 .cse1 .cse2 .cse3)))) [2020-07-17 11:52:45,474 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 545 574) no Hoare annotation was computed. [2020-07-17 11:52:45,474 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 545 574) the Hoare annotation is: true [2020-07-17 11:52:45,474 INFO L271 CegarLoopResult]: At program point L570(lines 545 574) the Hoare annotation is: true [2020-07-17 11:52:45,474 INFO L268 CegarLoopResult]: For program point L566(line 566) no Hoare annotation was computed. [2020-07-17 11:52:45,474 INFO L268 CegarLoopResult]: For program point L559(lines 559 563) no Hoare annotation was computed. [2020-07-17 11:52:45,475 INFO L271 CegarLoopResult]: At program point L559-1(lines 559 563) the Hoare annotation is: true [2020-07-17 11:52:45,475 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-07-17 11:52:45,475 INFO L271 CegarLoopResult]: At program point L555-2(lines 555 569) the Hoare annotation is: true [2020-07-17 11:52:45,475 INFO L271 CegarLoopResult]: At program point L551(line 551) the Hoare annotation is: true [2020-07-17 11:52:45,475 INFO L268 CegarLoopResult]: For program point L551-1(line 551) no Hoare annotation was computed. [2020-07-17 11:52:45,475 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 479 487) the Hoare annotation is: true [2020-07-17 11:52:45,475 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 479 487) no Hoare annotation was computed. [2020-07-17 11:52:45,476 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 479 487) no Hoare annotation was computed. [2020-07-17 11:52:45,476 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 443 454) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (= 0 ~methaneLevelCritical~0)) .cse0 .cse2 .cse1 .cse3 .cse4))) [2020-07-17 11:52:45,476 INFO L268 CegarLoopResult]: For program point L447-1(lines 443 454) no Hoare annotation was computed. [2020-07-17 11:52:45,476 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 443 454) no Hoare annotation was computed. [2020-07-17 11:52:45,476 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 599 605) no Hoare annotation was computed. [2020-07-17 11:52:45,476 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 599 605) the Hoare annotation is: true [2020-07-17 11:52:45,476 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-17 11:52:45,477 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-17 11:52:45,477 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-17 11:52:45,477 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-17 11:52:45,477 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 432 439) no Hoare annotation was computed. [2020-07-17 11:52:45,477 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 432 439) the Hoare annotation is: (let ((.cse3 (not (< 1 ~waterLevel~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (= |old(~systemActive~0)| ~systemActive~0)) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse7 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse8 (not (<= ~waterLevel~0 1))) (.cse4 (not (<= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse5 .cse3 .cse4) (or .cse1 .cse2 .cse5 .cse6) (or .cse0 .cse1 .cse2 .cse6) (or .cse0 .cse1 .cse7 .cse8 .cse4) (or .cse1 .cse5 .cse7 .cse8 .cse4))) [2020-07-17 11:52:45,477 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 432 439) no Hoare annotation was computed. [2020-07-17 11:52:45,478 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 213 237) the Hoare annotation is: (let ((.cse4 (not (<= ~waterLevel~0 0))) (.cse7 (not (= 1 ~waterLevel~0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (not (<= ~waterLevel~0 2))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (not (< 1 ~waterLevel~0))) (.cse9 (= 0 ~pumpRunning~0)) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse1 .cse2 .cse4 .cse5) (or .cse6 .cse7 .cse0 .cse1 .cse2 .cse5) (or .cse7 .cse8 .cse3 .cse9 .cse5) (or .cse10 .cse8 .cse11 .cse3 .cse9 .cse5) (or .cse8 .cse3 .cse9 .cse4 .cse5) (or .cse6 .cse8 .cse9 (not (<= ~waterLevel~0 1)) .cse5) (or .cse7 .cse0 .cse1 .cse2 .cse3 .cse5) (or .cse6 .cse10 .cse8 .cse11 .cse9 .cse5))) [2020-07-17 11:52:45,478 INFO L264 CegarLoopResult]: At program point L223(line 223) the Hoare annotation is: (let ((.cse2 (not (<= ~waterLevel~0 1))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= ~waterLevel~0 2))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (< 1 ~waterLevel~0))) (.cse6 (= 0 ~pumpRunning~0)) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse1 .cse6 .cse3) (or .cse7 .cse8 .cse9 .cse2 .cse3) (or .cse8 .cse9 .cse1 (not (<= ~waterLevel~0 0)) .cse3) (or .cse7 .cse0 .cse2 .cse3) (or .cse7 .cse4 .cse0 .cse5 .cse6 .cse3) (or (not (= 1 ~waterLevel~0)) .cse8 .cse9 .cse1 .cse3))) [2020-07-17 11:52:45,478 INFO L268 CegarLoopResult]: For program point L221(lines 221 229) no Hoare annotation was computed. [2020-07-17 11:52:45,478 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 213 237) no Hoare annotation was computed. [2020-07-17 11:52:45,478 INFO L264 CegarLoopResult]: At program point L219(line 219) the Hoare annotation is: (let ((.cse11 (not (<= ~waterLevel~0 0))) (.cse10 (not (<= ~waterLevel~0 1))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (< 1 ~waterLevel~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse0 (not (= 1 ~waterLevel~0))) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse6 .cse2 .cse3 .cse4) (or .cse7 .cse8 .cse9 .cse10 .cse4) (or .cse8 .cse9 .cse2 .cse11 .cse4) (or .cse1 .cse2 .cse3 .cse11 .cse4) (or .cse7 .cse1 .cse3 .cse10 .cse4) (or .cse7 .cse5 .cse1 .cse6 .cse3 .cse4) (or .cse0 .cse8 .cse9 .cse2 .cse4))) [2020-07-17 11:52:45,479 INFO L268 CegarLoopResult]: For program point L219-1(line 219) no Hoare annotation was computed. [2020-07-17 11:52:45,479 INFO L268 CegarLoopResult]: For program point L217(lines 217 234) no Hoare annotation was computed. [2020-07-17 11:52:45,479 INFO L264 CegarLoopResult]: At program point L232(line 232) the Hoare annotation is: (let ((.cse4 (not (<= ~waterLevel~0 0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= ~waterLevel~0 2))) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= 1 ~waterLevel~0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse1 .cse2 .cse4 .cse5) (or .cse6 .cse7 .cse0 .cse1 .cse2 .cse5) (or .cse6 .cse8 .cse9 .cse5) (or .cse8 .cse9 .cse3 .cse5) (or .cse7 .cse0 .cse1 .cse2 .cse3 .cse5))) [2020-07-17 11:52:45,479 INFO L268 CegarLoopResult]: For program point L232-1(lines 213 237) no Hoare annotation was computed. [2020-07-17 11:52:45,479 INFO L264 CegarLoopResult]: At program point L227(line 227) the Hoare annotation is: (let ((.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= 0 ~pumpRunning~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 (not (<= ~waterLevel~0 1)) .cse4) (or .cse6 .cse7 .cse3 (not (<= ~waterLevel~0 0)) .cse4) (or .cse0 .cse5 .cse1 .cse2 .cse4) (or (not (= 1 ~waterLevel~0)) .cse6 .cse7 .cse3 .cse4))) [2020-07-17 11:52:45,480 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 455 466) no Hoare annotation was computed. [2020-07-17 11:52:45,480 INFO L268 CegarLoopResult]: For program point L459-1(lines 455 466) no Hoare annotation was computed. [2020-07-17 11:52:45,480 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 455 466) the Hoare annotation is: (let ((.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse5 (not (= 1 ~systemActive~0))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (not (= 0 ~systemActive~0))) (.cse6 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 (and (< 1 ~waterLevel~0) (<= ~waterLevel~0 2)) .cse6 .cse4 (not (<= 2 |old(~waterLevel~0)|)) .cse5) (or .cse1 .cse6 .cse3 .cse7 .cse5) (or .cse8 .cse6 .cse3 .cse7 .cse5) (or .cse9 .cse1 .cse6 .cse3 .cse7) (or .cse0 .cse8 .cse3 .cse2 .cse4 .cse5) (or .cse8 .cse9 .cse6 .cse3 .cse7))) [2020-07-17 11:52:45,480 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 644 651) no Hoare annotation was computed. [2020-07-17 11:52:45,480 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 648) no Hoare annotation was computed. [2020-07-17 11:52:45,480 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 644 651) the Hoare annotation is: true [2020-07-17 11:52:45,480 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 644 651) no Hoare annotation was computed. [2020-07-17 11:52:45,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 11:52:45 BoogieIcfgContainer [2020-07-17 11:52:45,520 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 11:52:45,527 INFO L168 Benchmark]: Toolchain (without parser) took 704179.47 ms. Allocated memory was 144.2 MB in the beginning and 2.9 GB in the end (delta: 2.7 GB). Free memory was 100.6 MB in the beginning and 2.6 GB in the end (delta: -2.5 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. [2020-07-17 11:52:45,528 INFO L168 Benchmark]: CDTParser took 0.56 ms. Allocated memory is still 144.2 MB. Free memory was 119.2 MB in the beginning and 119.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 11:52:45,528 INFO L168 Benchmark]: CACSL2BoogieTranslator took 722.06 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 100.2 MB in the beginning and 167.7 MB in the end (delta: -67.5 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2020-07-17 11:52:45,529 INFO L168 Benchmark]: Boogie Preprocessor took 137.74 ms. Allocated memory is still 201.9 MB. Free memory was 167.7 MB in the beginning and 162.9 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2020-07-17 11:52:45,529 INFO L168 Benchmark]: RCFGBuilder took 1225.53 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 162.9 MB in the beginning and 189.1 MB in the end (delta: -26.3 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. [2020-07-17 11:52:45,529 INFO L168 Benchmark]: TraceAbstraction took 702086.04 ms. Allocated memory was 232.8 MB in the beginning and 2.9 GB in the end (delta: 2.6 GB). Free memory was 187.7 MB in the beginning and 2.6 GB in the end (delta: -2.4 GB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2020-07-17 11:52:45,531 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 ms. Allocated memory is still 144.2 MB. Free memory was 119.2 MB in the beginning and 119.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 722.06 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 100.2 MB in the beginning and 167.7 MB in the end (delta: -67.5 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 137.74 ms. Allocated memory is still 201.9 MB. Free memory was 167.7 MB in the beginning and 162.9 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1225.53 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 162.9 MB in the beginning and 189.1 MB in the end (delta: -26.3 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 702086.04 ms. Allocated memory was 232.8 MB in the beginning and 2.9 GB in the end (delta: 2.6 GB). Free memory was 187.7 MB in the beginning and 2.6 GB in the end (delta: -2.4 GB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 648]: 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: 108]: Loop Invariant Derived loop invariant: (((((((((((((((0 == splverifierCounter && 1 <= methaneLevelCritical) && 0 == systemActive) && 0 == pumpRunning) && 2 == waterLevel) || (((((pumpRunning <= switchedOnBeforeTS && 0 == splverifierCounter) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && 1 <= pumpRunning)) || ((((0 == splverifierCounter && 1 <= methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && 1 == systemActive)) || ((((0 == splverifierCounter && 1 <= methaneLevelCritical) && 0 == systemActive) && 0 == pumpRunning) && waterLevel <= 1)) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && 2 == waterLevel) && 1 == systemActive)) || (((((pumpRunning <= switchedOnBeforeTS && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel <= 1) && 1 == systemActive) && 1 <= pumpRunning)) || ((((0 == splverifierCounter && 0 == methaneLevelCritical) && 0 == systemActive) && waterLevel <= 2) && 0 == pumpRunning)) || ((((0 == splverifierCounter && \old(methaneLevelCritical) == methaneLevelCritical) && 2 == waterLevel) && 1 == systemActive) && 1 <= pumpRunning)) || !(1 == \old(systemActive))) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && waterLevel <= 1) && 1 == systemActive)) || !(1 == \old(waterLevel)) - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel)) - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 46 procedures, 272 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 166.2s, OverallIterations: 14, TraceHistogramMax: 9, AutomataDifference: 145.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 535.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3548 SDtfs, 12844 SDslu, 9350 SDs, 0 SdLazy, 52604 SolverSat, 14804 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 61.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3883 GetRequests, 3207 SyntacticMatches, 14 SemanticMatches, 662 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26421 ImplicationChecksByTransitivity, 61.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6221occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 6.5s AutomataMinimizationTime, 14 MinimizatonAttempts, 8092 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 77 LocationsWithAnnotation, 20306 PreInvPairs, 27149 NumberOfFragments, 6331 HoareAnnotationTreeSize, 20306 FomulaSimplifications, 115070162810 FormulaSimplificationTreeSizeReduction, 290.7s HoareSimplificationTime, 77 FomulaSimplificationsInter, 436048092 FormulaSimplificationTreeSizeReductionInter, 243.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 9.2s InterpolantComputationTime, 4794 NumberOfCodeBlocks, 4794 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 4774 ConstructedInterpolants, 0 QuantifiedInterpolants, 3031606 SizeOfPredicates, 24 NumberOfNonLiveVariables, 8348 ConjunctsInSsa, 117 ConjunctsInUnsatCore, 20 InterpolantComputations, 9 PerfectInterpolantSequences, 4270/4500 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...