/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy CAMEL_NO_AM -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-19 20:58:29,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-19 20:58:29,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-19 20:58:29,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-19 20:58:29,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-19 20:58:29,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-19 20:58:29,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-19 20:58:29,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-19 20:58:29,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-19 20:58:29,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-19 20:58:29,079 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-19 20:58:29,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-19 20:58:29,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-19 20:58:29,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-19 20:58:29,086 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-19 20:58:29,087 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-19 20:58:29,089 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-19 20:58:29,090 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-19 20:58:29,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-19 20:58:29,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-19 20:58:29,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-19 20:58:29,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-19 20:58:29,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-19 20:58:29,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-19 20:58:29,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-19 20:58:29,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-19 20:58:29,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-19 20:58:29,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-19 20:58:29,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-19 20:58:29,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-19 20:58:29,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-19 20:58:29,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-19 20:58:29,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-19 20:58:29,119 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-19 20:58:29,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-19 20:58:29,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-19 20:58:29,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-19 20:58:29,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-19 20:58:29,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-19 20:58:29,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-19 20:58:29,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-19 20:58:29,124 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-19 20:58:29,153 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-19 20:58:29,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-19 20:58:29,155 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-19 20:58:29,155 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-19 20:58:29,155 INFO L138 SettingsManager]: * Use SBE=true [2020-07-19 20:58:29,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-19 20:58:29,156 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-19 20:58:29,156 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-19 20:58:29,156 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-19 20:58:29,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-19 20:58:29,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-19 20:58:29,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-19 20:58:29,158 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-19 20:58:29,158 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-19 20:58:29,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-19 20:58:29,158 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-19 20:58:29,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-19 20:58:29,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-19 20:58:29,159 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-19 20:58:29,159 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-19 20:58:29,159 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-19 20:58:29,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 20:58:29,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-19 20:58:29,160 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-19 20:58:29,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-19 20:58:29,160 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-19 20:58:29,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-19 20:58:29,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-19 20:58:29,161 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-19 20:58:29,161 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_NO_AM [2020-07-19 20:58:29,437 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-19 20:58:29,450 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-19 20:58:29,453 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-19 20:58:29,455 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-19 20:58:29,455 INFO L275 PluginConnector]: CDTParser initialized [2020-07-19 20:58:29,456 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c [2020-07-19 20:58:29,517 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3b695ca6/35c6f169fb354631a7de97620efe1a5a/FLAG420290f7c [2020-07-19 20:58:30,024 INFO L306 CDTParser]: Found 1 translation units. [2020-07-19 20:58:30,025 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c [2020-07-19 20:58:30,039 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3b695ca6/35c6f169fb354631a7de97620efe1a5a/FLAG420290f7c [2020-07-19 20:58:30,370 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3b695ca6/35c6f169fb354631a7de97620efe1a5a [2020-07-19 20:58:30,380 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-19 20:58:30,382 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-19 20:58:30,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-19 20:58:30,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-19 20:58:30,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-19 20:58:30,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 08:58:30" (1/1) ... [2020-07-19 20:58:30,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e98d2fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:30, skipping insertion in model container [2020-07-19 20:58:30,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 08:58:30" (1/1) ... [2020-07-19 20:58:30,397 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-19 20:58:30,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-19 20:58:30,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 20:58:30,863 INFO L203 MainTranslator]: Completed pre-run [2020-07-19 20:58:30,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 20:58:31,001 INFO L208 MainTranslator]: Completed translation [2020-07-19 20:58:31,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:31 WrapperNode [2020-07-19 20:58:31,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-19 20:58:31,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-19 20:58:31,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-19 20:58:31,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-19 20:58:31,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:31" (1/1) ... [2020-07-19 20:58:31,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:31" (1/1) ... [2020-07-19 20:58:31,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:31" (1/1) ... [2020-07-19 20:58:31,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:31" (1/1) ... [2020-07-19 20:58:31,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:31" (1/1) ... [2020-07-19 20:58:31,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:31" (1/1) ... [2020-07-19 20:58:31,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:31" (1/1) ... [2020-07-19 20:58:31,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-19 20:58:31,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-19 20:58:31,090 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-19 20:58:31,090 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-19 20:58:31,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 20:58:31,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-19 20:58:31,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-19 20:58:31,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-19 20:58:31,151 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-19 20:58:31,151 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-19 20:58:31,151 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-19 20:58:31,151 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-19 20:58:31,151 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-19 20:58:31,152 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-19 20:58:31,152 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-19 20:58:31,152 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-19 20:58:31,153 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-19 20:58:31,153 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-19 20:58:31,154 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-19 20:58:31,154 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-19 20:58:31,155 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-19 20:58:31,155 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-19 20:58:31,155 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-19 20:58:31,155 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-19 20:58:31,155 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-19 20:58:31,156 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-19 20:58:31,156 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-19 20:58:31,156 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-19 20:58:31,157 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-19 20:58:31,158 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-19 20:58:31,159 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-19 20:58:31,159 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-19 20:58:31,159 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-19 20:58:31,159 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-19 20:58:31,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-19 20:58:31,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-19 20:58:31,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-19 20:58:31,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-19 20:58:31,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-19 20:58:31,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-19 20:58:31,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-19 20:58:31,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-19 20:58:31,161 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-19 20:58:31,161 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-19 20:58:31,161 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-19 20:58:31,161 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-19 20:58:31,162 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-19 20:58:31,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-19 20:58:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-19 20:58:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-19 20:58:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-19 20:58:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-19 20:58:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-19 20:58:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-19 20:58:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-19 20:58:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-19 20:58:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-19 20:58:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-19 20:58:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-19 20:58:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-19 20:58:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-19 20:58:31,164 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-19 20:58:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-19 20:58:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-19 20:58:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-19 20:58:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-19 20:58:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-19 20:58:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-19 20:58:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-19 20:58:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-19 20:58:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-19 20:58:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-19 20:58:31,166 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-19 20:58:31,167 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-19 20:58:31,167 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-19 20:58:31,167 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-19 20:58:31,167 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-19 20:58:31,167 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-19 20:58:31,168 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-19 20:58:31,168 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-19 20:58:31,168 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-19 20:58:31,168 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-19 20:58:31,169 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-19 20:58:31,169 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-19 20:58:31,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-19 20:58:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-19 20:58:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-19 20:58:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-19 20:58:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-19 20:58:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-19 20:58:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-19 20:58:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-19 20:58:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-19 20:58:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-19 20:58:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-19 20:58:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-19 20:58:31,172 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-19 20:58:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-19 20:58:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-19 20:58:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-19 20:58:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-19 20:58:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-19 20:58:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-19 20:58:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-19 20:58:31,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-19 20:58:32,209 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-19 20:58:32,210 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-19 20:58:32,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 08:58:32 BoogieIcfgContainer [2020-07-19 20:58:32,215 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-19 20:58:32,217 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-19 20:58:32,217 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-19 20:58:32,220 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-19 20:58:32,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 08:58:30" (1/3) ... [2020-07-19 20:58:32,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67f7b112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 08:58:32, skipping insertion in model container [2020-07-19 20:58:32,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 08:58:31" (2/3) ... [2020-07-19 20:58:32,222 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67f7b112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 08:58:32, skipping insertion in model container [2020-07-19 20:58:32,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 08:58:32" (3/3) ... [2020-07-19 20:58:32,224 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product55.cil.c [2020-07-19 20:58:32,234 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-19 20:58:32,242 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-19 20:58:32,254 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-19 20:58:32,278 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-19 20:58:32,278 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-19 20:58:32,278 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-19 20:58:32,278 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-19 20:58:32,279 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-19 20:58:32,279 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-19 20:58:32,279 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-19 20:58:32,280 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-19 20:58:32,303 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states. [2020-07-19 20:58:32,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-19 20:58:32,314 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:58:32,315 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:58:32,315 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:58:32,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:58:32,322 INFO L82 PathProgramCache]: Analyzing trace with hash 1134611440, now seen corresponding path program 1 times [2020-07-19 20:58:32,331 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:58:32,331 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080013897] [2020-07-19 20:58:32,332 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6265c7c6 [2020-07-19 20:58:32,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:32,989 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:58:33,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:33,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:33,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:33,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:33,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:33,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:58:33,148 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080013897] [2020-07-19 20:58:33,149 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:58:33,150 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 20:58:33,151 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806741981] [2020-07-19 20:58:33,157 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 20:58:33,157 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:58:33,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 20:58:33,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-19 20:58:33,176 INFO L87 Difference]: Start difference. First operand 197 states. Second operand 4 states. [2020-07-19 20:58:34,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:58:34,415 INFO L93 Difference]: Finished difference Result 343 states and 449 transitions. [2020-07-19 20:58:34,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-19 20:58:34,417 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-07-19 20:58:34,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:58:34,433 INFO L225 Difference]: With dead ends: 343 [2020-07-19 20:58:34,433 INFO L226 Difference]: Without dead ends: 190 [2020-07-19 20:58:34,438 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-19 20:58:34,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2020-07-19 20:58:34,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 154. [2020-07-19 20:58:34,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-07-19 20:58:34,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 184 transitions. [2020-07-19 20:58:34,545 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 184 transitions. Word has length 51 [2020-07-19 20:58:34,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:58:34,546 INFO L479 AbstractCegarLoop]: Abstraction has 154 states and 184 transitions. [2020-07-19 20:58:34,546 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 20:58:34,546 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 184 transitions. [2020-07-19 20:58:34,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-19 20:58:34,550 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:58:34,550 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:58:34,550 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-19 20:58:34,551 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:58:34,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:58:34,551 INFO L82 PathProgramCache]: Analyzing trace with hash -179918531, now seen corresponding path program 1 times [2020-07-19 20:58:34,551 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:58:34,552 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176212623] [2020-07-19 20:58:34,552 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6265c7c6 [2020-07-19 20:58:34,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:34,906 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:58:34,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:34,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:34,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:34,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:34,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:34,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:58:34,984 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176212623] [2020-07-19 20:58:34,985 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:58:34,985 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-19 20:58:34,985 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918883835] [2020-07-19 20:58:34,987 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-19 20:58:34,988 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:58:34,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-19 20:58:34,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-19 20:58:34,988 INFO L87 Difference]: Start difference. First operand 154 states and 184 transitions. Second operand 5 states. [2020-07-19 20:58:35,480 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:58:36,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:58:36,558 INFO L93 Difference]: Finished difference Result 282 states and 352 transitions. [2020-07-19 20:58:36,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-19 20:58:36,565 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-07-19 20:58:36,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:58:36,568 INFO L225 Difference]: With dead ends: 282 [2020-07-19 20:58:36,568 INFO L226 Difference]: Without dead ends: 180 [2020-07-19 20:58:36,570 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-19 20:58:36,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2020-07-19 20:58:36,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 145. [2020-07-19 20:58:36,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2020-07-19 20:58:36,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 172 transitions. [2020-07-19 20:58:36,610 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 172 transitions. Word has length 52 [2020-07-19 20:58:36,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:58:36,611 INFO L479 AbstractCegarLoop]: Abstraction has 145 states and 172 transitions. [2020-07-19 20:58:36,611 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-19 20:58:36,611 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 172 transitions. [2020-07-19 20:58:36,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-07-19 20:58:36,613 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:58:36,613 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:58:36,614 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-19 20:58:36,614 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:58:36,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:58:36,614 INFO L82 PathProgramCache]: Analyzing trace with hash 1227863388, now seen corresponding path program 1 times [2020-07-19 20:58:36,614 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:58:36,615 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224873891] [2020-07-19 20:58:36,615 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6265c7c6 [2020-07-19 20:58:36,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:36,928 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:58:36,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:37,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:37,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:37,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:37,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:58:37,065 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224873891] [2020-07-19 20:58:37,065 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:58:37,065 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 20:58:37,066 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835998917] [2020-07-19 20:58:37,067 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 20:58:37,067 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:58:37,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 20:58:37,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 20:58:37,068 INFO L87 Difference]: Start difference. First operand 145 states and 172 transitions. Second operand 9 states. [2020-07-19 20:58:37,496 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:58:37,814 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-19 20:58:38,055 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:38,290 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:39,016 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:58:41,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:58:41,254 INFO L93 Difference]: Finished difference Result 487 states and 618 transitions. [2020-07-19 20:58:41,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-19 20:58:41,254 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 56 [2020-07-19 20:58:41,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:58:41,259 INFO L225 Difference]: With dead ends: 487 [2020-07-19 20:58:41,260 INFO L226 Difference]: Without dead ends: 370 [2020-07-19 20:58:41,262 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-07-19 20:58:41,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2020-07-19 20:58:41,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 305. [2020-07-19 20:58:41,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2020-07-19 20:58:41,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 374 transitions. [2020-07-19 20:58:41,344 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 374 transitions. Word has length 56 [2020-07-19 20:58:41,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:58:41,345 INFO L479 AbstractCegarLoop]: Abstraction has 305 states and 374 transitions. [2020-07-19 20:58:41,345 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 20:58:41,345 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 374 transitions. [2020-07-19 20:58:41,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-19 20:58:41,348 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:58:41,349 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:58:41,349 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-19 20:58:41,349 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:58:41,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:58:41,349 INFO L82 PathProgramCache]: Analyzing trace with hash 1601957820, now seen corresponding path program 1 times [2020-07-19 20:58:41,350 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:58:41,350 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357595228] [2020-07-19 20:58:41,350 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6265c7c6 [2020-07-19 20:58:41,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:41,722 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:58:41,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:41,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:41,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:41,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:41,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:41,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:41,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:41,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:58:41,806 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357595228] [2020-07-19 20:58:41,806 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:58:41,807 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 20:58:41,807 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375559399] [2020-07-19 20:58:41,807 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 20:58:41,808 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:58:41,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 20:58:41,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 20:58:41,808 INFO L87 Difference]: Start difference. First operand 305 states and 374 transitions. Second operand 9 states. [2020-07-19 20:58:42,210 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:58:43,163 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:43,620 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:58:43,915 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:44,176 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:45,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:58:45,917 INFO L93 Difference]: Finished difference Result 973 states and 1285 transitions. [2020-07-19 20:58:45,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-07-19 20:58:45,917 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2020-07-19 20:58:45,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:58:45,924 INFO L225 Difference]: With dead ends: 973 [2020-07-19 20:58:45,925 INFO L226 Difference]: Without dead ends: 696 [2020-07-19 20:58:45,927 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-07-19 20:58:45,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 696 states. [2020-07-19 20:58:46,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 696 to 558. [2020-07-19 20:58:46,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2020-07-19 20:58:46,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 688 transitions. [2020-07-19 20:58:46,069 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 688 transitions. Word has length 62 [2020-07-19 20:58:46,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:58:46,070 INFO L479 AbstractCegarLoop]: Abstraction has 558 states and 688 transitions. [2020-07-19 20:58:46,070 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 20:58:46,070 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 688 transitions. [2020-07-19 20:58:46,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-07-19 20:58:46,074 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:58:46,074 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:58:46,074 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-19 20:58:46,074 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:58:46,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:58:46,075 INFO L82 PathProgramCache]: Analyzing trace with hash -1204720808, now seen corresponding path program 1 times [2020-07-19 20:58:46,075 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:58:46,075 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032040758] [2020-07-19 20:58:46,076 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6265c7c6 [2020-07-19 20:58:46,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:46,354 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:58:46,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:46,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:46,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:46,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:46,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:46,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:46,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:46,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:58:46,465 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032040758] [2020-07-19 20:58:46,466 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:58:46,466 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-19 20:58:46,466 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302707368] [2020-07-19 20:58:46,467 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-19 20:58:46,467 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:58:46,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-19 20:58:46,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-19 20:58:46,468 INFO L87 Difference]: Start difference. First operand 558 states and 688 transitions. Second operand 10 states. [2020-07-19 20:58:46,878 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:58:47,883 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:48,150 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:48,414 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:49,160 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:58:50,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:58:50,508 INFO L93 Difference]: Finished difference Result 1531 states and 2090 transitions. [2020-07-19 20:58:50,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-07-19 20:58:50,509 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 66 [2020-07-19 20:58:50,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:58:50,516 INFO L225 Difference]: With dead ends: 1531 [2020-07-19 20:58:50,517 INFO L226 Difference]: Without dead ends: 1001 [2020-07-19 20:58:50,521 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=205, Invalid=551, Unknown=0, NotChecked=0, Total=756 [2020-07-19 20:58:50,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1001 states. [2020-07-19 20:58:50,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1001 to 805. [2020-07-19 20:58:50,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 805 states. [2020-07-19 20:58:50,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 805 states and 983 transitions. [2020-07-19 20:58:50,738 INFO L78 Accepts]: Start accepts. Automaton has 805 states and 983 transitions. Word has length 66 [2020-07-19 20:58:50,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:58:50,739 INFO L479 AbstractCegarLoop]: Abstraction has 805 states and 983 transitions. [2020-07-19 20:58:50,739 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-19 20:58:50,739 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 983 transitions. [2020-07-19 20:58:50,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-07-19 20:58:50,742 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:58:50,742 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:58:50,742 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-19 20:58:50,742 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:58:50,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:58:50,743 INFO L82 PathProgramCache]: Analyzing trace with hash -763723638, now seen corresponding path program 1 times [2020-07-19 20:58:50,743 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:58:50,743 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456855127] [2020-07-19 20:58:50,743 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6265c7c6 [2020-07-19 20:58:50,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,033 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:58:51,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:51,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:58:51,199 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456855127] [2020-07-19 20:58:51,199 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:58:51,200 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-19 20:58:51,200 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761147875] [2020-07-19 20:58:51,201 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-19 20:58:51,201 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:58:51,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-19 20:58:51,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-19 20:58:51,202 INFO L87 Difference]: Start difference. First operand 805 states and 983 transitions. Second operand 10 states. [2020-07-19 20:58:52,596 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:52,868 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-19 20:58:53,117 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:58:53,366 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:58:54,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:58:54,960 INFO L93 Difference]: Finished difference Result 1854 states and 2470 transitions. [2020-07-19 20:58:54,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-19 20:58:54,961 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 93 [2020-07-19 20:58:54,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:58:54,969 INFO L225 Difference]: With dead ends: 1854 [2020-07-19 20:58:54,969 INFO L226 Difference]: Without dead ends: 1077 [2020-07-19 20:58:54,972 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2020-07-19 20:58:54,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1077 states. [2020-07-19 20:58:55,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1077 to 831. [2020-07-19 20:58:55,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 831 states. [2020-07-19 20:58:55,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 831 states and 1011 transitions. [2020-07-19 20:58:55,157 INFO L78 Accepts]: Start accepts. Automaton has 831 states and 1011 transitions. Word has length 93 [2020-07-19 20:58:55,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:58:55,158 INFO L479 AbstractCegarLoop]: Abstraction has 831 states and 1011 transitions. [2020-07-19 20:58:55,158 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-19 20:58:55,158 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1011 transitions. [2020-07-19 20:58:55,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-07-19 20:58:55,162 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:58:55,162 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:58:55,164 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-19 20:58:55,164 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:58:55,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:58:55,165 INFO L82 PathProgramCache]: Analyzing trace with hash -836110196, now seen corresponding path program 1 times [2020-07-19 20:58:55,165 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:58:55,165 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649499629] [2020-07-19 20:58:55,165 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6265c7c6 [2020-07-19 20:58:55,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:55,450 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:58:55,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:55,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:55,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:55,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:55,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:55,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:55,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:55,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:55,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:55,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:55,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:58:55,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:58:55,666 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649499629] [2020-07-19 20:58:55,666 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:58:55,667 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-19 20:58:55,669 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489247041] [2020-07-19 20:58:55,669 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-19 20:58:55,675 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:58:55,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-19 20:58:55,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-07-19 20:58:55,676 INFO L87 Difference]: Start difference. First operand 831 states and 1011 transitions. Second operand 12 states. [2020-07-19 20:58:56,281 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:58:56,534 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:58:56,786 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:58:57,605 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:58:57,891 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:58:58,163 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:58:59,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:58:59,737 INFO L93 Difference]: Finished difference Result 1908 states and 2587 transitions. [2020-07-19 20:58:59,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-19 20:58:59,739 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 93 [2020-07-19 20:58:59,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:58:59,752 INFO L225 Difference]: With dead ends: 1908 [2020-07-19 20:58:59,752 INFO L226 Difference]: Without dead ends: 1105 [2020-07-19 20:58:59,758 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2020-07-19 20:58:59,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1105 states. [2020-07-19 20:58:59,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1105 to 847. [2020-07-19 20:58:59,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 847 states. [2020-07-19 20:58:59,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 847 states and 1027 transitions. [2020-07-19 20:58:59,990 INFO L78 Accepts]: Start accepts. Automaton has 847 states and 1027 transitions. Word has length 93 [2020-07-19 20:58:59,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:58:59,991 INFO L479 AbstractCegarLoop]: Abstraction has 847 states and 1027 transitions. [2020-07-19 20:58:59,992 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-19 20:58:59,992 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1027 transitions. [2020-07-19 20:58:59,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-07-19 20:58:59,996 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:58:59,996 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:58:59,996 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-19 20:58:59,997 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:58:59,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:58:59,997 INFO L82 PathProgramCache]: Analyzing trace with hash -506344435, now seen corresponding path program 1 times [2020-07-19 20:58:59,998 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:58:59,998 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825373292] [2020-07-19 20:58:59,998 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6265c7c6 [2020-07-19 20:59:00,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:00,274 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:59:00,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:00,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:00,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:00,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:00,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:00,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:00,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:00,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:00,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:00,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:00,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:59:00,413 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825373292] [2020-07-19 20:59:00,414 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:59:00,415 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-19 20:59:00,417 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056937367] [2020-07-19 20:59:00,418 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-19 20:59:00,419 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:59:00,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-19 20:59:00,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-07-19 20:59:00,419 INFO L87 Difference]: Start difference. First operand 847 states and 1027 transitions. Second operand 8 states. [2020-07-19 20:59:00,917 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:59:01,954 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:59:05,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:59:05,528 INFO L93 Difference]: Finished difference Result 3347 states and 4795 transitions. [2020-07-19 20:59:05,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-07-19 20:59:05,529 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2020-07-19 20:59:05,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:59:05,550 INFO L225 Difference]: With dead ends: 3347 [2020-07-19 20:59:05,551 INFO L226 Difference]: Without dead ends: 2528 [2020-07-19 20:59:05,555 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=164, Invalid=486, Unknown=0, NotChecked=0, Total=650 [2020-07-19 20:59:05,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2528 states. [2020-07-19 20:59:05,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2528 to 1963. [2020-07-19 20:59:05,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1963 states. [2020-07-19 20:59:06,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1963 states and 2487 transitions. [2020-07-19 20:59:06,002 INFO L78 Accepts]: Start accepts. Automaton has 1963 states and 2487 transitions. Word has length 93 [2020-07-19 20:59:06,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:59:06,003 INFO L479 AbstractCegarLoop]: Abstraction has 1963 states and 2487 transitions. [2020-07-19 20:59:06,003 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-19 20:59:06,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 2487 transitions. [2020-07-19 20:59:06,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-07-19 20:59:06,009 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:59:06,009 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:59:06,009 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-19 20:59:06,010 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:59:06,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:59:06,010 INFO L82 PathProgramCache]: Analyzing trace with hash -1600364013, now seen corresponding path program 1 times [2020-07-19 20:59:06,010 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:59:06,011 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000766289] [2020-07-19 20:59:06,011 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6265c7c6 [2020-07-19 20:59:06,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:06,320 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:59:06,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:06,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:06,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:06,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:06,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:06,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:06,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:06,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:06,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:06,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:06,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:06,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:06,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:06,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 20:59:06,442 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000766289] [2020-07-19 20:59:06,443 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 20:59:06,443 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-19 20:59:06,443 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548734192] [2020-07-19 20:59:06,443 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-19 20:59:06,444 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:59:06,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-19 20:59:06,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-19 20:59:06,444 INFO L87 Difference]: Start difference. First operand 1963 states and 2487 transitions. Second operand 8 states. [2020-07-19 20:59:06,838 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:59:10,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:59:10,125 INFO L93 Difference]: Finished difference Result 4647 states and 6546 transitions. [2020-07-19 20:59:10,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-07-19 20:59:10,125 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 97 [2020-07-19 20:59:10,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:59:10,156 INFO L225 Difference]: With dead ends: 4647 [2020-07-19 20:59:10,156 INFO L226 Difference]: Without dead ends: 4644 [2020-07-19 20:59:10,160 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=212, Invalid=544, Unknown=0, NotChecked=0, Total=756 [2020-07-19 20:59:10,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4644 states. [2020-07-19 20:59:11,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4644 to 3630. [2020-07-19 20:59:11,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3630 states. [2020-07-19 20:59:11,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 3630 states and 4632 transitions. [2020-07-19 20:59:11,150 INFO L78 Accepts]: Start accepts. Automaton has 3630 states and 4632 transitions. Word has length 97 [2020-07-19 20:59:11,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:59:11,152 INFO L479 AbstractCegarLoop]: Abstraction has 3630 states and 4632 transitions. [2020-07-19 20:59:11,152 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-19 20:59:11,152 INFO L276 IsEmpty]: Start isEmpty. Operand 3630 states and 4632 transitions. [2020-07-19 20:59:11,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-07-19 20:59:11,163 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:59:11,164 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, 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] [2020-07-19 20:59:11,164 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-19 20:59:11,164 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:59:11,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:59:11,165 INFO L82 PathProgramCache]: Analyzing trace with hash 1898255401, now seen corresponding path program 1 times [2020-07-19 20:59:11,165 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:59:11,166 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134747605] [2020-07-19 20:59:11,166 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6265c7c6 [2020-07-19 20:59:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,512 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:59:11,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:11,875 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 23 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-07-19 20:59:11,876 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134747605] [2020-07-19 20:59:11,876 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [915649275] [2020-07-19 20:59:11,877 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6265c7c6 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 20:59:12,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:12,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 974 conjuncts, 18 conjunts are in the unsatisfiable core [2020-07-19 20:59:12,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 20:59:12,507 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 52 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-19 20:59:12,508 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-19 20:59:12,509 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 7] total 20 [2020-07-19 20:59:12,509 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933667208] [2020-07-19 20:59:12,511 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-07-19 20:59:12,511 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:59:12,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-07-19 20:59:12,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=324, Unknown=0, NotChecked=0, Total=380 [2020-07-19 20:59:12,513 INFO L87 Difference]: Start difference. First operand 3630 states and 4632 transitions. Second operand 20 states. [2020-07-19 20:59:13,560 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:59:13,926 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-19 20:59:14,192 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:59:14,449 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:59:15,048 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:59:15,322 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 20:59:15,664 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 20:59:15,903 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:59:16,268 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-19 20:59:16,627 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 20:59:16,958 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-19 20:59:19,724 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-19 20:59:20,115 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-19 20:59:21,257 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-07-19 20:59:21,744 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-19 20:59:30,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:59:30,640 INFO L93 Difference]: Finished difference Result 10178 states and 15577 transitions. [2020-07-19 20:59:30,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2020-07-19 20:59:30,641 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 175 [2020-07-19 20:59:30,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:59:30,687 INFO L225 Difference]: With dead ends: 10178 [2020-07-19 20:59:30,688 INFO L226 Difference]: Without dead ends: 6576 [2020-07-19 20:59:30,711 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 465 GetRequests, 314 SyntacticMatches, 1 SemanticMatches, 150 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9142 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=2714, Invalid=20238, Unknown=0, NotChecked=0, Total=22952 [2020-07-19 20:59:30,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6576 states. [2020-07-19 20:59:31,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6576 to 3426. [2020-07-19 20:59:31,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3426 states. [2020-07-19 20:59:31,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 3426 states and 4025 transitions. [2020-07-19 20:59:31,637 INFO L78 Accepts]: Start accepts. Automaton has 3426 states and 4025 transitions. Word has length 175 [2020-07-19 20:59:31,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:59:31,637 INFO L479 AbstractCegarLoop]: Abstraction has 3426 states and 4025 transitions. [2020-07-19 20:59:31,638 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-07-19 20:59:31,638 INFO L276 IsEmpty]: Start isEmpty. Operand 3426 states and 4025 transitions. [2020-07-19 20:59:31,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-07-19 20:59:31,646 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:59:31,647 INFO L422 BasicCegarLoop]: trace histogram [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, 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] [2020-07-19 20:59:31,860 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-07-19 20:59:31,861 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:59:31,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:59:31,861 INFO L82 PathProgramCache]: Analyzing trace with hash -2128517555, now seen corresponding path program 1 times [2020-07-19 20:59:31,862 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:59:31,862 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081556373] [2020-07-19 20:59:31,862 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6265c7c6 [2020-07-19 20:59:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,299 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:59:32,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,496 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-07-19 20:59:32,497 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081556373] [2020-07-19 20:59:32,497 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [826480216] [2020-07-19 20:59:32,497 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6265c7c6 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 20:59:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:32,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 966 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-19 20:59:32,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 20:59:32,849 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-07-19 20:59:32,849 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-19 20:59:32,850 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 10 [2020-07-19 20:59:32,850 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031338089] [2020-07-19 20:59:32,851 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-19 20:59:32,851 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:59:32,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-19 20:59:32,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-07-19 20:59:32,852 INFO L87 Difference]: Start difference. First operand 3426 states and 4025 transitions. Second operand 3 states. [2020-07-19 20:59:33,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:59:33,493 INFO L93 Difference]: Finished difference Result 3887 states and 4559 transitions. [2020-07-19 20:59:33,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-19 20:59:33,494 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 170 [2020-07-19 20:59:33,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:59:33,503 INFO L225 Difference]: With dead ends: 3887 [2020-07-19 20:59:33,503 INFO L226 Difference]: Without dead ends: 1346 [2020-07-19 20:59:33,512 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-07-19 20:59:33,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1346 states. [2020-07-19 20:59:33,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1346 to 1123. [2020-07-19 20:59:33,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1123 states. [2020-07-19 20:59:33,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 1123 states and 1301 transitions. [2020-07-19 20:59:33,894 INFO L78 Accepts]: Start accepts. Automaton has 1123 states and 1301 transitions. Word has length 170 [2020-07-19 20:59:33,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:59:33,895 INFO L479 AbstractCegarLoop]: Abstraction has 1123 states and 1301 transitions. [2020-07-19 20:59:33,895 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-19 20:59:33,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1301 transitions. [2020-07-19 20:59:33,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-07-19 20:59:33,901 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 20:59:33,902 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 20:59:34,115 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 20:59:34,116 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 20:59:34,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 20:59:34,117 INFO L82 PathProgramCache]: Analyzing trace with hash -1897710765, now seen corresponding path program 1 times [2020-07-19 20:59:34,117 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 20:59:34,117 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847051588] [2020-07-19 20:59:34,117 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6265c7c6 [2020-07-19 20:59:34,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,409 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 20:59:34,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:34,708 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-07-19 20:59:34,709 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847051588] [2020-07-19 20:59:34,709 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1398766358] [2020-07-19 20:59:34,709 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6265c7c6 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 [2020-07-19 20:59:35,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 20:59:35,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 966 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-19 20:59:35,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 20:59:35,259 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-07-19 20:59:35,260 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-19 20:59:35,260 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [19] total 24 [2020-07-19 20:59:35,260 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397905150] [2020-07-19 20:59:35,261 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-19 20:59:35,261 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 20:59:35,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-19 20:59:35,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2020-07-19 20:59:35,262 INFO L87 Difference]: Start difference. First operand 1123 states and 1301 transitions. Second operand 8 states. [2020-07-19 20:59:35,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 20:59:35,763 INFO L93 Difference]: Finished difference Result 1909 states and 2227 transitions. [2020-07-19 20:59:35,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-19 20:59:35,764 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 173 [2020-07-19 20:59:35,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 20:59:35,765 INFO L225 Difference]: With dead ends: 1909 [2020-07-19 20:59:35,765 INFO L226 Difference]: Without dead ends: 0 [2020-07-19 20:59:35,770 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 218 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2020-07-19 20:59:35,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-19 20:59:35,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-19 20:59:35,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-19 20:59:35,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-19 20:59:35,771 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 173 [2020-07-19 20:59:35,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 20:59:35,771 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-19 20:59:35,771 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-19 20:59:35,771 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-19 20:59:35,771 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-19 20:59:35,986 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-07-19 20:59:35,990 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-19 20:59:36,216 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-07-19 20:59:36,395 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 202 [2020-07-19 20:59:36,514 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 28 [2020-07-19 20:59:37,025 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 203 [2020-07-19 20:59:37,192 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 203 [2020-07-19 20:59:37,684 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-07-19 20:59:40,906 WARN L193 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 706 DAG size of output: 607 [2020-07-19 20:59:41,189 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-07-19 20:59:47,217 WARN L193 SmtUtils]: Spent 3.73 s on a formula simplification. DAG size of input: 540 DAG size of output: 486 [2020-07-19 20:59:47,666 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 219 [2020-07-19 20:59:48,296 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 195 [2020-07-19 20:59:48,484 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 211 [2020-07-19 20:59:48,806 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 219 [2020-07-19 20:59:50,283 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 525 DAG size of output: 455 [2020-07-19 20:59:51,345 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 525 DAG size of output: 455 [2020-07-19 20:59:53,364 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 564 DAG size of output: 512 [2020-07-19 20:59:56,855 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 208 DAG size of output: 55 [2020-07-19 20:59:57,449 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 33 [2020-07-19 20:59:58,578 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 169 DAG size of output: 31 [2020-07-19 20:59:58,765 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-07-19 20:59:58,966 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-19 20:59:59,123 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-07-19 21:00:00,076 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 30 [2020-07-19 21:00:00,341 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 30 [2020-07-19 21:00:04,583 WARN L193 SmtUtils]: Spent 4.23 s on a formula simplification. DAG size of input: 545 DAG size of output: 49 [2020-07-19 21:00:04,801 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 31 [2020-07-19 21:00:05,103 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 29 [2020-07-19 21:00:05,308 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 31 [2020-07-19 21:00:05,525 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 21:00:06,634 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 182 DAG size of output: 36 [2020-07-19 21:00:06,899 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 29 [2020-07-19 21:00:09,558 WARN L193 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 221 DAG size of output: 54 [2020-07-19 21:00:10,758 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 161 DAG size of output: 31 [2020-07-19 21:00:10,931 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-07-19 21:00:12,233 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 188 DAG size of output: 35 [2020-07-19 21:00:14,248 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 200 DAG size of output: 38 [2020-07-19 21:00:14,535 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 29 [2020-07-19 21:00:15,087 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 27 [2020-07-19 21:00:15,663 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 30 [2020-07-19 21:00:17,765 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 180 DAG size of output: 41 [2020-07-19 21:00:18,015 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 29 [2020-07-19 21:00:18,924 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 30 [2020-07-19 21:00:19,754 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 32 [2020-07-19 21:00:27,362 WARN L193 SmtUtils]: Spent 7.60 s on a formula simplification. DAG size of input: 433 DAG size of output: 43 [2020-07-19 21:00:28,178 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 28 [2020-07-19 21:00:29,150 WARN L193 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 34 [2020-07-19 21:00:29,338 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-19 21:00:31,807 WARN L193 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 252 DAG size of output: 58 [2020-07-19 21:00:31,950 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-07-19 21:00:32,682 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-07-19 21:00:32,880 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-19 21:00:33,032 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-07-19 21:00:35,354 WARN L193 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 389 DAG size of output: 51 [2020-07-19 21:00:35,542 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-19 21:00:37,947 WARN L193 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 389 DAG size of output: 51 [2020-07-19 21:00:38,128 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2020-07-19 21:00:38,320 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-07-19 21:00:38,518 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-19 21:00:38,695 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 1 [2020-07-19 21:00:38,884 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-07-19 21:00:39,091 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-19 21:00:39,306 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-19 21:00:42,557 WARN L193 SmtUtils]: Spent 3.25 s on a formula simplification. DAG size of input: 446 DAG size of output: 51 [2020-07-19 21:00:43,213 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 22 [2020-07-19 21:00:43,386 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 33 [2020-07-19 21:00:44,204 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 28 [2020-07-19 21:00:45,424 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 250 DAG size of output: 36 [2020-07-19 21:00:46,262 WARN L193 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 29 [2020-07-19 21:00:47,473 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 203 DAG size of output: 49 [2020-07-19 21:00:49,449 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 200 DAG size of output: 38 [2020-07-19 21:00:49,464 INFO L268 CegarLoopResult]: For program point L579-2(lines 579 600) no Hoare annotation was computed. [2020-07-19 21:00:49,465 INFO L268 CegarLoopResult]: For program point L601(lines 578 602) no Hoare annotation was computed. [2020-07-19 21:00:49,465 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 554 609) no Hoare annotation was computed. [2020-07-19 21:00:49,465 INFO L268 CegarLoopResult]: For program point L585(lines 585 589) no Hoare annotation was computed. [2020-07-19 21:00:49,465 INFO L268 CegarLoopResult]: For program point L585-1(lines 585 589) no Hoare annotation was computed. [2020-07-19 21:00:49,465 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 554 609) no Hoare annotation was computed. [2020-07-19 21:00:49,465 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-07-19 21:00:49,465 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 554 609) no Hoare annotation was computed. [2020-07-19 21:00:49,466 INFO L268 CegarLoopResult]: For program point L642-1(lines 642 646) no Hoare annotation was computed. [2020-07-19 21:00:49,466 INFO L268 CegarLoopResult]: For program point L637(line 637) no Hoare annotation was computed. [2020-07-19 21:00:49,466 INFO L268 CegarLoopResult]: For program point L636-2(lines 636 661) no Hoare annotation was computed. [2020-07-19 21:00:49,466 INFO L268 CegarLoopResult]: For program point L662(lines 635 663) no Hoare annotation was computed. [2020-07-19 21:00:49,466 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 610 669) no Hoare annotation was computed. [2020-07-19 21:00:49,466 INFO L268 CegarLoopResult]: For program point L655(line 655) no Hoare annotation was computed. [2020-07-19 21:00:49,466 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 610 669) no Hoare annotation was computed. [2020-07-19 21:00:49,466 INFO L268 CegarLoopResult]: For program point L655-1(line 655) no Hoare annotation was computed. [2020-07-19 21:00:49,467 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 610 669) no Hoare annotation was computed. [2020-07-19 21:00:49,467 INFO L268 CegarLoopResult]: For program point L642(lines 642 646) no Hoare annotation was computed. [2020-07-19 21:00:49,467 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-19 21:00:49,467 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-19 21:00:49,467 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-19 21:00:49,468 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-19 21:00:49,468 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-19 21:00:49,468 INFO L264 CegarLoopResult]: At program point L993(line 993) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 main_~tmp~10) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~10 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 21:00:49,469 INFO L264 CegarLoopResult]: At program point L993-1(line 993) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 main_~tmp~10) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~10 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 21:00:49,469 INFO L268 CegarLoopResult]: For program point L991(lines 991 998) no Hoare annotation was computed. [2020-07-19 21:00:49,469 INFO L268 CegarLoopResult]: For program point L991-1(lines 991 998) no Hoare annotation was computed. [2020-07-19 21:00:49,469 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 981 1003) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-19 21:00:49,469 INFO L268 CegarLoopResult]: For program point L989(line 989) no Hoare annotation was computed. [2020-07-19 21:00:49,469 INFO L264 CegarLoopResult]: At program point L988(line 988) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-19 21:00:49,470 INFO L264 CegarLoopResult]: At program point L987(line 987) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-19 21:00:49,470 INFO L264 CegarLoopResult]: At program point L987-1(line 987) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-19 21:00:49,470 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 981 1003) no Hoare annotation was computed. [2020-07-19 21:00:49,470 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 981 1003) no Hoare annotation was computed. [2020-07-19 21:00:49,470 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 939 962) no Hoare annotation was computed. [2020-07-19 21:00:49,470 INFO L268 CegarLoopResult]: For program point L957(line 957) no Hoare annotation was computed. [2020-07-19 21:00:49,470 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 939 962) no Hoare annotation was computed. [2020-07-19 21:00:49,471 INFO L268 CegarLoopResult]: For program point L956(line 956) no Hoare annotation was computed. [2020-07-19 21:00:49,471 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 939 962) no Hoare annotation was computed. [2020-07-19 21:00:49,471 INFO L268 CegarLoopResult]: For program point L955(line 955) no Hoare annotation was computed. [2020-07-19 21:00:49,471 INFO L268 CegarLoopResult]: For program point L954(line 954) no Hoare annotation was computed. [2020-07-19 21:00:49,471 INFO L268 CegarLoopResult]: For program point L953(line 953) no Hoare annotation was computed. [2020-07-19 21:00:49,471 INFO L268 CegarLoopResult]: For program point L952(line 952) no Hoare annotation was computed. [2020-07-19 21:00:49,471 INFO L268 CegarLoopResult]: For program point L951(line 951) no Hoare annotation was computed. [2020-07-19 21:00:49,471 INFO L268 CegarLoopResult]: For program point L950(line 950) no Hoare annotation was computed. [2020-07-19 21:00:49,471 INFO L268 CegarLoopResult]: For program point L949(line 949) no Hoare annotation was computed. [2020-07-19 21:00:49,472 INFO L268 CegarLoopResult]: For program point L948(line 948) no Hoare annotation was computed. [2020-07-19 21:00:49,472 INFO L268 CegarLoopResult]: For program point L947(line 947) no Hoare annotation was computed. [2020-07-19 21:00:49,472 INFO L268 CegarLoopResult]: For program point L946(line 946) no Hoare annotation was computed. [2020-07-19 21:00:49,472 INFO L268 CegarLoopResult]: For program point L945(line 945) no Hoare annotation was computed. [2020-07-19 21:00:49,472 INFO L268 CegarLoopResult]: For program point L944(line 944) no Hoare annotation was computed. [2020-07-19 21:00:49,472 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 486 500) no Hoare annotation was computed. [2020-07-19 21:00:49,472 INFO L264 CegarLoopResult]: At program point L492(line 492) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|))) (let ((.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (= 0 ~methAndRunningLastTime~0))) (.cse6 (not .cse0)) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse4 (= 0 |old(~systemActive~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse3) (or .cse5 .cse7 .cse2 .cse6) (or .cse0 .cse7 .cse1 .cse2 .cse4)))) [2020-07-19 21:00:49,473 INFO L268 CegarLoopResult]: For program point L490(lines 490 496) no Hoare annotation was computed. [2020-07-19 21:00:49,473 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 486 500) the Hoare annotation is: (let ((.cse5 (= 0 |old(~pumpRunning~0)|)) (.cse9 (= |old(~systemActive~0)| ~systemActive~0))) (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (and .cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse8 (= 0 |old(~systemActive~0)|)) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not .cse5)) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (and .cse9 (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse7 .cse8) (or .cse5 .cse1 .cse6 .cse2 .cse8) (or .cse0 .cse2 .cse3 .cse7 .cse4)))) [2020-07-19 21:00:49,473 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 486 500) no Hoare annotation was computed. [2020-07-19 21:00:49,473 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 403 411) no Hoare annotation was computed. [2020-07-19 21:00:49,473 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 403 411) the Hoare annotation is: true [2020-07-19 21:00:49,473 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 403 411) no Hoare annotation was computed. [2020-07-19 21:00:49,473 INFO L268 CegarLoopResult]: For program point L476(lines 476 480) no Hoare annotation was computed. [2020-07-19 21:00:49,474 INFO L271 CegarLoopResult]: At program point L474(line 474) the Hoare annotation is: true [2020-07-19 21:00:49,474 INFO L268 CegarLoopResult]: For program point L476-2(lines 476 480) no Hoare annotation was computed. [2020-07-19 21:00:49,474 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 467 485) the Hoare annotation is: true [2020-07-19 21:00:49,474 INFO L268 CegarLoopResult]: For program point L474-1(line 474) no Hoare annotation was computed. [2020-07-19 21:00:49,474 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 467 485) no Hoare annotation was computed. [2020-07-19 21:00:49,474 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 467 485) no Hoare annotation was computed. [2020-07-19 21:00:49,474 INFO L268 CegarLoopResult]: For program point L419-2(lines 419 427) no Hoare annotation was computed. [2020-07-19 21:00:49,474 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-07-19 21:00:49,475 INFO L268 CegarLoopResult]: For program point L442-1(line 442) no Hoare annotation was computed. [2020-07-19 21:00:49,475 INFO L268 CegarLoopResult]: For program point L431(lines 431 439) no Hoare annotation was computed. [2020-07-19 21:00:49,475 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 412 447) no Hoare annotation was computed. [2020-07-19 21:00:49,475 INFO L268 CegarLoopResult]: For program point L431-2(lines 431 439) no Hoare annotation was computed. [2020-07-19 21:00:49,475 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 412 447) no Hoare annotation was computed. [2020-07-19 21:00:49,475 INFO L268 CegarLoopResult]: For program point L419(lines 419 427) no Hoare annotation was computed. [2020-07-19 21:00:49,475 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 412 447) no Hoare annotation was computed. [2020-07-19 21:00:49,475 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-19 21:00:49,475 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-19 21:00:49,476 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 508 553) no Hoare annotation was computed. [2020-07-19 21:00:49,476 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 508 553) no Hoare annotation was computed. [2020-07-19 21:00:49,476 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 508 553) no Hoare annotation was computed. [2020-07-19 21:00:49,476 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 821 866) no Hoare annotation was computed. [2020-07-19 21:00:49,476 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 821 866) no Hoare annotation was computed. [2020-07-19 21:00:49,476 INFO L268 CegarLoopResult]: For program point L841(lines 841 848) no Hoare annotation was computed. [2020-07-19 21:00:49,476 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 821 866) no Hoare annotation was computed. [2020-07-19 21:00:49,476 INFO L268 CegarLoopResult]: For program point L835(lines 835 855) no Hoare annotation was computed. [2020-07-19 21:00:49,476 INFO L268 CegarLoopResult]: For program point L835-1(lines 835 855) no Hoare annotation was computed. [2020-07-19 21:00:49,477 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 970 980) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-19 21:00:49,477 INFO L264 CegarLoopResult]: At program point L975(line 975) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-19 21:00:49,477 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 970 980) no Hoare annotation was computed. [2020-07-19 21:00:49,477 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 970 980) no Hoare annotation was computed. [2020-07-19 21:00:49,477 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 392 402) the Hoare annotation is: true [2020-07-19 21:00:49,477 INFO L271 CegarLoopResult]: At program point L397(line 397) the Hoare annotation is: true [2020-07-19 21:00:49,478 INFO L268 CegarLoopResult]: For program point L397-1(line 397) no Hoare annotation was computed. [2020-07-19 21:00:49,478 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 392 402) no Hoare annotation was computed. [2020-07-19 21:00:49,478 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 392 402) no Hoare annotation was computed. [2020-07-19 21:00:49,478 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 384 391) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= 0 ~methaneLevelCritical~0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse1 .cse3))) [2020-07-19 21:00:49,478 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 384 391) no Hoare annotation was computed. [2020-07-19 21:00:49,478 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 384 391) no Hoare annotation was computed. [2020-07-19 21:00:49,478 INFO L268 CegarLoopResult]: For program point L169(lines 169 175) no Hoare annotation was computed. [2020-07-19 21:00:49,478 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 165 178) no Hoare annotation was computed. [2020-07-19 21:00:49,479 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 165 178) the Hoare annotation is: true [2020-07-19 21:00:49,479 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 165 178) no Hoare annotation was computed. [2020-07-19 21:00:49,479 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 351 375) no Hoare annotation was computed. [2020-07-19 21:00:49,479 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 351 375) the Hoare annotation is: (let ((.cse6 (= 0 |old(~pumpRunning~0)|))) (let ((.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse8 (not (<= ~waterLevel~0 1))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse9 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not .cse6)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse3 .cse8 .cse5) (or .cse6 .cse9 .cse7 .cse8 .cse5) (or .cse0 .cse9 .cse1 .cse2 .cse4 .cse5)))) [2020-07-19 21:00:49,479 INFO L264 CegarLoopResult]: At program point L370(line 370) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|))) (let ((.cse2 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse7 (not .cse0)) (.cse8 (= 0 ~pumpRunning~0)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse3) (or .cse5 .cse6 .cse7 .cse4 .cse8 .cse3) (or .cse5 .cse1 .cse6 .cse7 .cse8 .cse3)))) [2020-07-19 21:00:49,479 INFO L268 CegarLoopResult]: For program point L370-1(lines 351 375) no Hoare annotation was computed. [2020-07-19 21:00:49,480 INFO L264 CegarLoopResult]: At program point L365(line 365) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|))) (let ((.cse2 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse7 (not .cse0)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse4 .cse2 .cse3) (or .cse5 .cse6 .cse7 .cse4 .cse3) (or .cse5 .cse1 .cse6 .cse7 .cse3)))) [2020-07-19 21:00:49,480 INFO L264 CegarLoopResult]: At program point L361(line 361) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|))) (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (<= ~waterLevel~0 1))) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (<= ~waterLevel~0 2))) (.cse8 (not .cse0)) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (and .cse2 (<= ~methaneLevelCritical~0 processEnvironment_~tmp~3)) .cse3 .cse4) (or .cse0 .cse2 .cse5 .cse3 .cse4) (or .cse6 .cse7 .cse8 .cse5 .cse4) (or .cse6 .cse1 .cse7 .cse8 .cse4)))) [2020-07-19 21:00:49,480 INFO L268 CegarLoopResult]: For program point L359(lines 359 367) no Hoare annotation was computed. [2020-07-19 21:00:49,480 INFO L264 CegarLoopResult]: At program point L357(line 357) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|))) (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (<= ~waterLevel~0 1))) (.cse5 (not (= 0 ~methAndRunningLastTime~0))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse7 (not .cse0)) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse2 .cse4) (or .cse0 .cse8 .cse1 .cse3 .cse4) (or .cse5 .cse8 .cse6 .cse7 .cse4)))) [2020-07-19 21:00:49,480 INFO L268 CegarLoopResult]: For program point L357-1(line 357) no Hoare annotation was computed. [2020-07-19 21:00:49,480 INFO L268 CegarLoopResult]: For program point L355(lines 355 372) no Hoare annotation was computed. [2020-07-19 21:00:49,480 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 291 297) no Hoare annotation was computed. [2020-07-19 21:00:49,481 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 291 297) the Hoare annotation is: true [2020-07-19 21:00:49,481 INFO L264 CegarLoopResult]: At program point testENTRY(lines 192 257) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-19 21:00:49,481 INFO L264 CegarLoopResult]: At program point L250(lines 201 251) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 21:00:49,481 INFO L268 CegarLoopResult]: For program point testFINAL(lines 192 257) no Hoare annotation was computed. [2020-07-19 21:00:49,481 INFO L264 CegarLoopResult]: At program point L240(line 240) the Hoare annotation is: (let ((.cse7 (= 0 ~pumpRunning~0))) (let ((.cse1 (not (= 0 ~systemActive~0))) (.cse4 (not .cse7)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse3 (<= ~waterLevel~0 2))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and .cse5 .cse0 .cse1 .cse3 .cse4) (and .cse6 .cse5 .cse0 .cse3 .cse7) (and .cse6 .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse3)))) [2020-07-19 21:00:49,481 INFO L268 CegarLoopResult]: For program point L238(lines 238 244) no Hoare annotation was computed. [2020-07-19 21:00:49,482 INFO L264 CegarLoopResult]: At program point L238-1(lines 232 245) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0))) (let ((.cse6 (not .cse4)) (.cse8 (= 0 ~methAndRunningLastTime~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse7 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse2 (= 0 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 (< 1 ~waterLevel~0) .cse5 .cse3 .cse6 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse8 .cse1 .cse5 .cse3 .cse7) (not (= 1 |old(~systemActive~0)|)) (and .cse0 .cse1 .cse3 .cse6 .cse7) (and .cse8 .cse0 .cse1 .cse3 .cse7) (and .cse1 .cse5 .cse2 .cse3 .cse4)))) [2020-07-19 21:00:49,482 INFO L268 CegarLoopResult]: For program point L203(lines 202 249) no Hoare annotation was computed. [2020-07-19 21:00:49,482 INFO L268 CegarLoopResult]: For program point L232(lines 232 245) no Hoare annotation was computed. [2020-07-19 21:00:49,482 INFO L264 CegarLoopResult]: At program point L224(line 224) the Hoare annotation is: (let ((.cse7 (= 0 ~systemActive~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (= 1 ~systemActive~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 (< 1 ~waterLevel~0) .cse1 .cse2 (not .cse3) .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and .cse5 .cse6 .cse0 .cse7 .cse2 .cse3) (and .cse0 .cse5 .cse1 .cse7 .cse2 .cse3) (and .cse5 .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse2 .cse4))) [2020-07-19 21:00:49,482 INFO L268 CegarLoopResult]: For program point L222(lines 222 228) no Hoare annotation was computed. [2020-07-19 21:00:49,482 INFO L268 CegarLoopResult]: For program point L222-1(lines 222 228) no Hoare annotation was computed. [2020-07-19 21:00:49,483 INFO L264 CegarLoopResult]: At program point L247(lines 202 249) the Hoare annotation is: (let ((.cse7 (= 0 ~systemActive~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (= 1 ~systemActive~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 (< 1 ~waterLevel~0) .cse1 .cse2 (not .cse3) .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and .cse5 .cse0 .cse6 .cse7 .cse2 .cse3) (and .cse5 .cse0 .cse1 .cse7 .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) .cse4) (and .cse5 .cse6 .cse0 .cse2 .cse4))) [2020-07-19 21:00:49,483 INFO L264 CegarLoopResult]: At program point L214(line 214) the Hoare annotation is: (let ((.cse7 (= 0 ~systemActive~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (= 1 ~systemActive~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 (< 1 ~waterLevel~0) .cse1 .cse2 (not .cse3) .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and .cse5 .cse0 .cse6 .cse7 .cse2 .cse3) (and .cse5 .cse0 .cse1 .cse7 .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) .cse4) (and .cse5 .cse6 .cse0 .cse2 .cse4))) [2020-07-19 21:00:49,483 INFO L268 CegarLoopResult]: For program point L212(lines 212 218) no Hoare annotation was computed. [2020-07-19 21:00:49,483 INFO L268 CegarLoopResult]: For program point L212-1(lines 212 218) no Hoare annotation was computed. [2020-07-19 21:00:49,483 INFO L268 CegarLoopResult]: For program point L204(lines 204 208) no Hoare annotation was computed. [2020-07-19 21:00:49,483 INFO L268 CegarLoopResult]: For program point testEXIT(lines 192 257) no Hoare annotation was computed. [2020-07-19 21:00:49,483 INFO L268 CegarLoopResult]: For program point L795(lines 795 802) no Hoare annotation was computed. [2020-07-19 21:00:49,483 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 775 820) no Hoare annotation was computed. [2020-07-19 21:00:49,484 INFO L268 CegarLoopResult]: For program point L789(lines 789 809) no Hoare annotation was computed. [2020-07-19 21:00:49,484 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 775 820) no Hoare annotation was computed. [2020-07-19 21:00:49,484 INFO L268 CegarLoopResult]: For program point L789-1(lines 789 809) no Hoare annotation was computed. [2020-07-19 21:00:49,484 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 775 820) no Hoare annotation was computed. [2020-07-19 21:00:49,484 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 179 187) no Hoare annotation was computed. [2020-07-19 21:00:49,484 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 179 187) the Hoare annotation is: true [2020-07-19 21:00:49,484 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 179 187) no Hoare annotation was computed. [2020-07-19 21:00:49,484 INFO L264 CegarLoopResult]: At program point L893(line 893) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse3 (not (= 1 ~systemActive~0))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse7 (not (= 0 ~systemActive~0))) (.cse6 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 (not (< 1 ~waterLevel~0)) .cse3) (or .cse2 .cse5 .cse3) (or .cse4 .cse5 .cse6 .cse3) (or .cse0 .cse7 .cse2 .cse6) (or .cse4 .cse0 .cse7 .cse6))) [2020-07-19 21:00:49,485 INFO L268 CegarLoopResult]: For program point L891(lines 891 897) no Hoare annotation was computed. [2020-07-19 21:00:49,485 INFO L268 CegarLoopResult]: For program point L890(lines 890 900) no Hoare annotation was computed. [2020-07-19 21:00:49,485 INFO L264 CegarLoopResult]: At program point L888(line 888) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse3 (not (= 1 ~systemActive~0))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse8 (not (= 0 ~systemActive~0))) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse7 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 (= 0 ~methAndRunningLastTime~0) .cse0 .cse1 (not (< 1 ~waterLevel~0)) .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse3) (or .cse2 .cse5 .cse3) (or .cse0 .cse8 .cse2 .cse6) (or .cse4 .cse0 .cse8 .cse6 .cse7))) [2020-07-19 21:00:49,485 INFO L268 CegarLoopResult]: For program point L888-1(line 888) no Hoare annotation was computed. [2020-07-19 21:00:49,485 INFO L268 CegarLoopResult]: For program point L886(lines 886 903) no Hoare annotation was computed. [2020-07-19 21:00:49,485 INFO L268 CegarLoopResult]: For program point L886-1(lines 878 906) no Hoare annotation was computed. [2020-07-19 21:00:49,485 INFO L264 CegarLoopResult]: At program point L884(line 884) the Hoare annotation is: (let ((.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse3 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 1 ~systemActive~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse9 (not (= 0 ~systemActive~0))) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse8 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (< 1 ~waterLevel~0)) .cse4) (or .cse1 .cse2 .cse3 .cse5 .cse4) (or .cse0 .cse6 .cse7 .cse8 .cse4) (or .cse2 .cse9 .cse5 .cse7 .cse8) (or .cse5 .cse6 .cse8 .cse4) (or .cse0 .cse2 .cse9 .cse7 .cse8))) [2020-07-19 21:00:49,486 INFO L268 CegarLoopResult]: For program point L884-1(line 884) no Hoare annotation was computed. [2020-07-19 21:00:49,486 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 878 906) the Hoare annotation is: (let ((.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse3 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 1 ~systemActive~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse9 (not (= 0 ~systemActive~0))) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse8 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (< 1 ~waterLevel~0)) .cse4) (or .cse1 .cse2 .cse3 .cse5 .cse4) (or .cse0 .cse6 .cse7 .cse8 .cse4) (or .cse2 .cse9 .cse5 .cse7 .cse8) (or .cse5 .cse6 .cse8 .cse4) (or .cse0 .cse2 .cse9 .cse7 .cse8))) [2020-07-19 21:00:49,486 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 878 906) no Hoare annotation was computed. [2020-07-19 21:00:49,486 INFO L268 CegarLoopResult]: For program point L141(lines 141 149) no Hoare annotation was computed. [2020-07-19 21:00:49,486 INFO L268 CegarLoopResult]: For program point L141-2(lines 141 149) no Hoare annotation was computed. [2020-07-19 21:00:49,486 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 133 155) no Hoare annotation was computed. [2020-07-19 21:00:49,486 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 133 155) no Hoare annotation was computed. [2020-07-19 21:00:49,486 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 133 155) no Hoare annotation was computed. [2020-07-19 21:00:49,487 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 870 877) the Hoare annotation is: (or (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~methaneLevelCritical~0)) (not (<= ~waterLevel~0 1)) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-19 21:00:49,487 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 870 877) no Hoare annotation was computed. [2020-07-19 21:00:49,487 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 870 877) no Hoare annotation was computed. [2020-07-19 21:00:49,487 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-19 21:00:49,487 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-19 21:00:49,487 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-19 21:00:49,487 INFO L268 CegarLoopResult]: For program point L737(line 737) no Hoare annotation was computed. [2020-07-19 21:00:49,487 INFO L268 CegarLoopResult]: For program point L737-1(line 737) no Hoare annotation was computed. [2020-07-19 21:00:49,487 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 672 774) no Hoare annotation was computed. [2020-07-19 21:00:49,487 INFO L268 CegarLoopResult]: For program point L696(lines 696 700) no Hoare annotation was computed. [2020-07-19 21:00:49,488 INFO L268 CegarLoopResult]: For program point L760(lines 760 771) no Hoare annotation was computed. [2020-07-19 21:00:49,488 INFO L268 CegarLoopResult]: For program point L723(lines 723 727) no Hoare annotation was computed. [2020-07-19 21:00:49,488 INFO L268 CegarLoopResult]: For program point L721-2(lines 721 741) no Hoare annotation was computed. [2020-07-19 21:00:49,488 INFO L268 CegarLoopResult]: For program point L742(lines 720 743) no Hoare annotation was computed. [2020-07-19 21:00:49,488 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 672 774) no Hoare annotation was computed. [2020-07-19 21:00:49,488 INFO L268 CegarLoopResult]: For program point L701(lines 701 717) no Hoare annotation was computed. [2020-07-19 21:00:49,488 INFO L268 CegarLoopResult]: For program point L761(lines 761 768) no Hoare annotation was computed. [2020-07-19 21:00:49,488 INFO L268 CegarLoopResult]: For program point L722(lines 721 741) no Hoare annotation was computed. [2020-07-19 21:00:49,488 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 672 774) no Hoare annotation was computed. [2020-07-19 21:00:49,489 INFO L268 CegarLoopResult]: For program point L753(line 753) no Hoare annotation was computed. [2020-07-19 21:00:49,489 INFO L268 CegarLoopResult]: For program point L753-1(line 753) no Hoare annotation was computed. [2020-07-19 21:00:49,489 INFO L268 CegarLoopResult]: For program point L718(lines 718 759) no Hoare annotation was computed. [2020-07-19 21:00:49,489 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-19 21:00:49,489 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2020-07-19 21:00:49,490 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-19 21:00:49,490 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 376 383) no Hoare annotation was computed. [2020-07-19 21:00:49,490 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 376 383) no Hoare annotation was computed. [2020-07-19 21:00:49,490 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 376 383) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (< 1 ~waterLevel~0))) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 (not (= 0 ~methaneLevelCritical~0)) .cse3 .cse4 .cse5))) [2020-07-19 21:00:49,490 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 156 164) no Hoare annotation was computed. [2020-07-19 21:00:49,490 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 156 164) no Hoare annotation was computed. [2020-07-19 21:00:49,490 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 156 164) no Hoare annotation was computed. [2020-07-19 21:00:49,491 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 448 466) no Hoare annotation was computed. [2020-07-19 21:00:49,491 INFO L268 CegarLoopResult]: For program point L457(lines 457 461) no Hoare annotation was computed. [2020-07-19 21:00:49,491 INFO L271 CegarLoopResult]: At program point L455(line 455) the Hoare annotation is: true [2020-07-19 21:00:49,491 INFO L268 CegarLoopResult]: For program point L457-2(lines 457 461) no Hoare annotation was computed. [2020-07-19 21:00:49,491 INFO L268 CegarLoopResult]: For program point L455-1(line 455) no Hoare annotation was computed. [2020-07-19 21:00:49,491 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 448 466) the Hoare annotation is: true [2020-07-19 21:00:49,491 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 448 466) no Hoare annotation was computed. [2020-07-19 21:00:49,492 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 112 123) the Hoare annotation is: (let ((.cse8 (= 0 ~pumpRunning~0))) (let ((.cse3 (not (= 0 ~systemActive~0))) (.cse6 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse4 (not .cse8)) (.cse5 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse7 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse6 .cse7) (or .cse1 .cse2 (not (< 1 ~waterLevel~0)) .cse8 .cse5 .cse7) (or .cse0 .cse1 .cse2 .cse3 .cse6 .cse4) (or .cse0 .cse1 .cse2 .cse4 .cse5 .cse7)))) [2020-07-19 21:00:49,492 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 112 123) no Hoare annotation was computed. [2020-07-19 21:00:49,492 INFO L268 CegarLoopResult]: For program point L116-1(lines 112 123) no Hoare annotation was computed. [2020-07-19 21:00:49,492 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-19 21:00:49,492 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-19 21:00:49,492 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-19 21:00:49,492 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 124 132) the Hoare annotation is: true [2020-07-19 21:00:49,492 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 124 132) no Hoare annotation was computed. [2020-07-19 21:00:49,492 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 124 132) no Hoare annotation was computed. [2020-07-19 21:00:49,493 INFO L264 CegarLoopResult]: At program point L280(line 280) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|)) (.cse8 (= 0 ~methAndRunningLastTime~0)) (.cse10 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse17 (= 0 ~methaneLevelCritical~0)) (.cse19 (= 0 ~pumpRunning~0)) (.cse18 (= 1 ~systemActive~0)) (.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse20 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse16 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse4 (not (< 1 |old(~waterLevel~0)|))) (.cse12 (and .cse9 .cse20 .cse16)) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= |old(~waterLevel~0)| 1))) (.cse1 (and .cse17 .cse9 (<= ~waterLevel~0 1) .cse20 (not .cse19) .cse16 .cse18)) (.cse11 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse15 (and .cse8 .cse19 .cse10)) (.cse5 (not .cse18)) (.cse13 (not (= 0 ~systemActive~0))) (.cse14 (not .cse0)) (.cse2 (not .cse17)) (.cse3 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 (and .cse8 .cse9 .cse10) .cse11 .cse12 .cse5) (or .cse7 .cse13 .cse14 .cse3) (or .cse0 .cse7 .cse3 .cse4 .cse12 .cse5) (or .cse7 .cse14 .cse11 .cse3 .cse15 .cse5) (or .cse0 .cse6 .cse1 .cse2 (and .cse9 .cse10 .cse16) .cse5) (or .cse14 .cse11 .cse2 .cse3 .cse15 .cse5) (or .cse13 .cse14 .cse2 .cse3)))) [2020-07-19 21:00:49,493 INFO L264 CegarLoopResult]: At program point L278(lines 278 284) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|)) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse8 (= 1 ~systemActive~0)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse11 (= 0 ~pumpRunning~0)) (.cse10 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse7 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse1 (and .cse11 .cse10 .cse7)) (.cse15 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse2 (not .cse3)) (.cse16 (= 0 ~methAndRunningLastTime~0)) (.cse12 (not .cse8)) (.cse13 (not (<= 1 ~methaneLevelCritical~0))) (.cse14 (and .cse11 .cse6 .cse7)) (.cse18 (not (= 0 ~systemActive~0))) (.cse17 (not .cse0)) (.cse9 (not (<= |old(~waterLevel~0)| 2)))) (and (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (<= ~waterLevel~0 1))) (or .cse0 .cse1 .cse2 (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) .cse9 (and .cse3 .cse4 .cse10 .cse7 .cse8) (and .cse11 .cse5 .cse6 .cse7) .cse12)) (or (not (<= |old(~waterLevel~0)| 1)) .cse13 .cse1 .cse14 .cse15 .cse12) (or .cse0 .cse13 .cse1 .cse9 (not (< 1 |old(~waterLevel~0)|)) .cse12) (or .cse13 (and .cse16 .cse6) .cse17 .cse15 .cse9 .cse12) (or .cse14 .cse18 .cse17 .cse2 .cse9) (or (and .cse16 (< 1 ~waterLevel~0) .cse6) .cse17 .cse15 .cse2 .cse9 (and .cse16 .cse11 .cse6) .cse12) (or .cse13 .cse14 .cse18 .cse17 .cse9)))) [2020-07-19 21:00:49,493 INFO L264 CegarLoopResult]: At program point L273(line 273) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|))) (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse5 (not (= 1 ~systemActive~0))) (.cse10 (not (= 0 ~systemActive~0))) (.cse8 (not .cse0)) (.cse9 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 (and (< 1 ~waterLevel~0) .cse2 (<= ~waterLevel~0 2) .cse3) .cse4 (not (< 1 |old(~waterLevel~0)|)) .cse5) (or (not (<= |old(~waterLevel~0)| 1)) .cse1 (and (= 0 ~methAndRunningLastTime~0) .cse2 .cse6) .cse7 .cse5) (or .cse8 .cse7 .cse9 .cse4 .cse5) (or .cse1 .cse10 .cse8 .cse4) (or .cse1 .cse8 .cse7 .cse4 .cse5) (or .cse0 .cse9 (and .cse2 .cse6 .cse3) .cse4 .cse5) (or .cse10 .cse8 .cse9 .cse4)))) [2020-07-19 21:00:49,494 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 267 290) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|)) (.cse11 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse10 (= 0 ~methAndRunningLastTime~0)) (.cse2 (< 1 ~waterLevel~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse18 (= 0 ~pumpRunning~0))) (let ((.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (not (<= |old(~waterLevel~0)| 1))) (.cse15 (not (= 0 ~methaneLevelCritical~0))) (.cse13 (and .cse10 .cse2 .cse4 .cse18)) (.cse12 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse7 (not (< 1 |old(~waterLevel~0)|))) (.cse8 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse16 (and .cse18 .cse11 .cse5)) (.cse17 (not (= 0 ~systemActive~0))) (.cse14 (not .cse0)) (.cse6 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5) .cse6 .cse7 .cse8) (or .cse9 .cse1 (and .cse10 .cse3 .cse11) .cse12 .cse8) (or .cse13 .cse14 .cse12 .cse15 .cse6 .cse7 .cse8) (or .cse0 .cse15 (and .cse3 .cse11 .cse5) .cse6 .cse8) (or .cse16 .cse17 .cse14 .cse15 .cse6) (or .cse9 .cse14 .cse12 .cse15 (and .cse10 .cse18 .cse11) .cse8) (or .cse1 .cse13 .cse14 .cse12 .cse6 .cse7 .cse8) (or .cse1 .cse16 .cse17 .cse14 .cse6)))) [2020-07-19 21:00:49,494 INFO L268 CegarLoopResult]: For program point L271(lines 270 289) no Hoare annotation was computed. [2020-07-19 21:00:49,494 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 267 290) no Hoare annotation was computed. [2020-07-19 21:00:49,494 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 267 290) no Hoare annotation was computed. [2020-07-19 21:00:49,494 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 909 938) no Hoare annotation was computed. [2020-07-19 21:00:49,494 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 909 938) the Hoare annotation is: true [2020-07-19 21:00:49,495 INFO L268 CegarLoopResult]: For program point L923(lines 923 927) no Hoare annotation was computed. [2020-07-19 21:00:49,495 INFO L271 CegarLoopResult]: At program point L923-1(lines 923 927) the Hoare annotation is: true [2020-07-19 21:00:49,495 INFO L268 CegarLoopResult]: For program point L920(line 920) no Hoare annotation was computed. [2020-07-19 21:00:49,495 INFO L271 CegarLoopResult]: At program point L919-2(lines 919 933) the Hoare annotation is: true [2020-07-19 21:00:49,495 INFO L271 CegarLoopResult]: At program point L915(line 915) the Hoare annotation is: true [2020-07-19 21:00:49,495 INFO L268 CegarLoopResult]: For program point L915-1(line 915) no Hoare annotation was computed. [2020-07-19 21:00:49,495 INFO L271 CegarLoopResult]: At program point L934(lines 909 938) the Hoare annotation is: true [2020-07-19 21:00:49,495 INFO L268 CegarLoopResult]: For program point L930(line 930) no Hoare annotation was computed. [2020-07-19 21:00:49,496 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 88 99) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (= 0 ~pumpRunning~0)) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 ~methAndRunningLastTime~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 (and (< 1 ~waterLevel~0) (<= ~waterLevel~0 2)) .cse4 (not (< 1 |old(~waterLevel~0)|)) .cse3) (or (not (= 0 ~methaneLevelCritical~0)) .cse1 .cse4 .cse2 .cse3))) [2020-07-19 21:00:49,496 INFO L268 CegarLoopResult]: For program point L92-1(lines 88 99) no Hoare annotation was computed. [2020-07-19 21:00:49,496 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 88 99) no Hoare annotation was computed. [2020-07-19 21:00:49,496 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 963 969) no Hoare annotation was computed. [2020-07-19 21:00:49,496 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 963 969) the Hoare annotation is: true [2020-07-19 21:00:49,496 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-19 21:00:49,496 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2020-07-19 21:00:49,496 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-19 21:00:49,497 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-19 21:00:49,497 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 299 323) the Hoare annotation is: (let ((.cse6 (= 0 |old(~pumpRunning~0)|))) (let ((.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not .cse6)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse3 (not (<= ~waterLevel~0 1)) .cse5) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse4 .cse5)))) [2020-07-19 21:00:49,497 INFO L264 CegarLoopResult]: At program point L318(line 318) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|))) (let ((.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 0 ~methAndRunningLastTime~0))) (.cse4 (not (<= ~waterLevel~0 2))) (.cse5 (not .cse0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (not (<= ~waterLevel~0 1)) .cse2) (or .cse3 .cse4 .cse5 .cse1 .cse2) (or .cse3 (not (<= 1 ~methaneLevelCritical~0)) .cse4 .cse5 .cse2)))) [2020-07-19 21:00:49,497 INFO L268 CegarLoopResult]: For program point L318-1(lines 299 323) no Hoare annotation was computed. [2020-07-19 21:00:49,497 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 299 323) no Hoare annotation was computed. [2020-07-19 21:00:49,498 INFO L264 CegarLoopResult]: At program point L313(line 313) the Hoare annotation is: (let ((.cse5 (= 0 |old(~pumpRunning~0)|))) (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= 0 ~pumpRunning~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not .cse5)) (.cse6 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3 .cse4) (or .cse5 .cse6 (not (<= ~waterLevel~0 1)) .cse4) (or .cse0 .cse1 .cse2 .cse3 .cse6 .cse4)))) [2020-07-19 21:00:49,498 INFO L264 CegarLoopResult]: At program point L309(line 309) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|))) (let ((.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 0 ~methAndRunningLastTime~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (<= ~waterLevel~0 2))) (.cse6 (not .cse0)) (.cse8 (= 0 ~pumpRunning~0)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse2 .cse3) (or .cse4 .cse7 .cse6 .cse1 .cse8 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse7 .cse6 .cse8 .cse3)))) [2020-07-19 21:00:49,498 INFO L268 CegarLoopResult]: For program point L307(lines 307 315) no Hoare annotation was computed. [2020-07-19 21:00:49,498 INFO L264 CegarLoopResult]: At program point L305(line 305) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|))) (let ((.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 0 ~methAndRunningLastTime~0))) (.cse4 (not (<= ~waterLevel~0 2))) (.cse5 (not .cse0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= ~waterLevel~0 1)) .cse2) (or .cse3 .cse4 .cse5 .cse1 .cse6 .cse2) (or .cse3 (not (<= 1 ~methaneLevelCritical~0)) .cse4 .cse5 .cse6 .cse2)))) [2020-07-19 21:00:49,498 INFO L268 CegarLoopResult]: For program point L305-1(line 305) no Hoare annotation was computed. [2020-07-19 21:00:49,498 INFO L268 CegarLoopResult]: For program point L303(lines 303 320) no Hoare annotation was computed. [2020-07-19 21:00:49,498 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 100 111) no Hoare annotation was computed. [2020-07-19 21:00:49,498 INFO L268 CegarLoopResult]: For program point L104-1(lines 100 111) no Hoare annotation was computed. [2020-07-19 21:00:49,499 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 100 111) the Hoare annotation is: (let ((.cse11 (= 0 ~pumpRunning~0))) (let ((.cse2 (not (= 0 ~systemActive~0))) (.cse5 (not .cse11)) (.cse6 (not (<= |old(~waterLevel~0)| 1))) (.cse8 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (and (< 1 ~waterLevel~0) (<= ~waterLevel~0 2))) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse10 (not (< 1 |old(~waterLevel~0)|))) (.cse7 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse1 .cse4 .cse5 .cse7) (or .cse6 .cse0 .cse2 .cse8 .cse4 .cse5) (or .cse0 .cse2 .cse8 .cse9 .cse3 .cse10 .cse5) (or .cse0 .cse8 .cse9 .cse3 .cse10 .cse7) (or .cse6 .cse0 .cse8 .cse4 .cse7) (or .cse0 .cse1 .cse9 .cse3 .cse10 .cse7) (or .cse1 .cse11 .cse9 .cse3 .cse10 .cse7)))) [2020-07-19 21:00:49,499 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 1005 1012) no Hoare annotation was computed. [2020-07-19 21:00:49,499 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1009) no Hoare annotation was computed. [2020-07-19 21:00:49,499 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 1005 1012) the Hoare annotation is: true [2020-07-19 21:00:49,499 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 1005 1012) no Hoare annotation was computed. [2020-07-19 21:00:49,499 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 325 349) no Hoare annotation was computed. [2020-07-19 21:00:49,500 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 325 349) the Hoare annotation is: (let ((.cse6 (= 0 |old(~pumpRunning~0)|))) (let ((.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not .cse6)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse3 (not (<= ~waterLevel~0 1)) .cse5) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse4 .cse5)))) [2020-07-19 21:00:49,500 INFO L264 CegarLoopResult]: At program point L344(line 344) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|))) (let ((.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 0 ~methAndRunningLastTime~0))) (.cse4 (not (<= ~waterLevel~0 2))) (.cse5 (not .cse0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= ~waterLevel~0 1)) .cse2) (or .cse3 .cse4 .cse5 .cse1 .cse6 .cse2) (or .cse3 (not (<= 1 ~methaneLevelCritical~0)) .cse4 .cse5 .cse6 .cse2)))) [2020-07-19 21:00:49,500 INFO L268 CegarLoopResult]: For program point L344-1(lines 325 349) no Hoare annotation was computed. [2020-07-19 21:00:49,500 INFO L264 CegarLoopResult]: At program point L339(line 339) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|))) (let ((.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 0 ~methAndRunningLastTime~0))) (.cse4 (not (<= ~waterLevel~0 2))) (.cse5 (not .cse0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (not (<= ~waterLevel~0 1)) .cse2) (or .cse3 .cse4 .cse5 .cse1 .cse2) (or .cse3 (not (<= 1 ~methaneLevelCritical~0)) .cse4 .cse5 .cse2)))) [2020-07-19 21:00:49,500 INFO L264 CegarLoopResult]: At program point L335(line 335) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|))) (let ((.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 0 ~methAndRunningLastTime~0))) (.cse4 (not (<= ~waterLevel~0 2))) (.cse5 (not .cse0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (not (<= ~waterLevel~0 1)) .cse2) (or .cse3 .cse4 .cse5 .cse1 .cse2) (or .cse3 (not (<= 1 ~methaneLevelCritical~0)) .cse4 .cse5 .cse2)))) [2020-07-19 21:00:49,500 INFO L268 CegarLoopResult]: For program point L333(lines 333 341) no Hoare annotation was computed. [2020-07-19 21:00:49,501 INFO L264 CegarLoopResult]: At program point L331(line 331) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|))) (let ((.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 0 ~methAndRunningLastTime~0))) (.cse4 (not (<= ~waterLevel~0 2))) (.cse5 (not .cse0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (not (<= ~waterLevel~0 1)) .cse2) (or .cse3 .cse4 .cse5 .cse1 .cse2) (or .cse3 (not (<= 1 ~methaneLevelCritical~0)) .cse4 .cse5 .cse2)))) [2020-07-19 21:00:49,501 INFO L268 CegarLoopResult]: For program point L331-1(line 331) no Hoare annotation was computed. [2020-07-19 21:00:49,501 INFO L268 CegarLoopResult]: For program point L329(lines 329 346) no Hoare annotation was computed. [2020-07-19 21:00:49,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 09:00:49 BoogieIcfgContainer [2020-07-19 21:00:49,522 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-19 21:00:49,523 INFO L168 Benchmark]: Toolchain (without parser) took 139142.23 ms. Allocated memory was 139.5 MB in the beginning and 1.9 GB in the end (delta: 1.8 GB). Free memory was 102.7 MB in the beginning and 1.0 GB in the end (delta: -909.0 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2020-07-19 21:00:49,524 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-19 21:00:49,524 INFO L168 Benchmark]: CACSL2BoogieTranslator took 618.75 ms. Allocated memory was 139.5 MB in the beginning and 204.5 MB in the end (delta: 65.0 MB). Free memory was 102.4 MB in the beginning and 172.7 MB in the end (delta: -70.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. [2020-07-19 21:00:49,525 INFO L168 Benchmark]: Boogie Preprocessor took 87.14 ms. Allocated memory is still 204.5 MB. Free memory was 172.7 MB in the beginning and 168.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-19 21:00:49,525 INFO L168 Benchmark]: RCFGBuilder took 1125.38 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 168.6 MB in the beginning and 194.7 MB in the end (delta: -26.1 MB). Peak memory consumption was 82.7 MB. Max. memory is 7.1 GB. [2020-07-19 21:00:49,526 INFO L168 Benchmark]: TraceAbstraction took 137305.13 ms. Allocated memory was 237.0 MB in the beginning and 1.9 GB in the end (delta: 1.7 GB). Free memory was 193.3 MB in the beginning and 1.0 GB in the end (delta: -818.3 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2020-07-19 21:00:49,528 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 618.75 ms. Allocated memory was 139.5 MB in the beginning and 204.5 MB in the end (delta: 65.0 MB). Free memory was 102.4 MB in the beginning and 172.7 MB in the end (delta: -70.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.14 ms. Allocated memory is still 204.5 MB. Free memory was 172.7 MB in the beginning and 168.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1125.38 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 168.6 MB in the beginning and 194.7 MB in the end (delta: -26.1 MB). Peak memory consumption was 82.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 137305.13 ms. Allocated memory was 237.0 MB in the beginning and 1.9 GB in the end (delta: 1.7 GB). Free memory was 193.3 MB in the beginning and 1.0 GB in the end (delta: -818.3 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1009]: 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: 201]: Loop Invariant Derived loop invariant: (((!(\old(waterLevel) <= 1) || !(0 == \old(pumpRunning))) || !(0 == \old(methAndRunningLastTime))) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive)) - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: ((((((((!(\old(waterLevel) <= 1) || (((((0 == splverifierCounter && 1 < waterLevel) && 1 <= methaneLevelCritical) && waterLevel <= 2) && !(0 == pumpRunning)) && 1 == systemActive)) || !(0 == \old(pumpRunning))) || !(0 == \old(methAndRunningLastTime))) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive))) || (((((0 == methAndRunningLastTime && 0 == splverifierCounter) && 0 == methaneLevelCritical) && 0 == systemActive) && waterLevel <= 2) && 0 == pumpRunning)) || (((((0 == methAndRunningLastTime && 0 == splverifierCounter) && 1 <= methaneLevelCritical) && 0 == systemActive) && waterLevel <= 2) && 0 == pumpRunning)) || (((((0 == splverifierCounter && 1 <= methaneLevelCritical) && waterLevel <= 2) && 0 == pumpRunning) && \old(methAndRunningLastTime) == methAndRunningLastTime) && 1 == systemActive)) || ((((0 == methAndRunningLastTime && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel <= 2) && 1 == systemActive) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 256 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 63.7s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 51.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 73.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2234 SDtfs, 5352 SDslu, 4873 SDs, 0 SdLazy, 15137 SolverSat, 5036 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1336 GetRequests, 1003 SyntacticMatches, 2 SemanticMatches, 331 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9920 ImplicationChecksByTransitivity, 17.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3630occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.7s AutomataMinimizationTime, 12 MinimizatonAttempts, 5926 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 5333 PreInvPairs, 5501 NumberOfFragments, 4329 HoareAnnotationTreeSize, 5333 FomulaSimplifications, 4767830647 FormulaSimplificationTreeSizeReduction, 19.4s HoareSimplificationTime, 70 FomulaSimplificationsInter, 91141502 FormulaSimplificationTreeSizeReductionInter, 53.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 1699 NumberOfCodeBlocks, 1699 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1684 ConstructedInterpolants, 0 QuantifiedInterpolants, 602337 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2906 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 15 InterpolantComputations, 11 PerfectInterpolantSequences, 324/336 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...