/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product59.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 12:51:58,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 12:51:58,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 12:51:58,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 12:51:58,645 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 12:51:58,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 12:51:58,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 12:51:58,650 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 12:51:58,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 12:51:58,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 12:51:58,654 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 12:51:58,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 12:51:58,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 12:51:58,656 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 12:51:58,658 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 12:51:58,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 12:51:58,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 12:51:58,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 12:51:58,662 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 12:51:58,674 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 12:51:58,675 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 12:51:58,676 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 12:51:58,678 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 12:51:58,678 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 12:51:58,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 12:51:58,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 12:51:58,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 12:51:58,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 12:51:58,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 12:51:58,684 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 12:51:58,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 12:51:58,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 12:51:58,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 12:51:58,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 12:51:58,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 12:51:58,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 12:51:58,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 12:51:58,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 12:51:58,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 12:51:58,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 12:51:58,691 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 12:51:58,692 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-04 12:51:58,717 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 12:51:58,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 12:51:58,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-04 12:51:58,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-04 12:51:58,719 INFO L138 SettingsManager]: * Use SBE=true [2020-09-04 12:51:58,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 12:51:58,720 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 12:51:58,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 12:51:58,720 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 12:51:58,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 12:51:58,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 12:51:58,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 12:51:58,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 12:51:58,721 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 12:51:58,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 12:51:58,721 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 12:51:58,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 12:51:58,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 12:51:58,722 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-04 12:51:58,722 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 12:51:58,722 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 12:51:58,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 12:51:58,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 12:51:58,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-04 12:51:58,723 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-04 12:51:58,724 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-04 12:51:58,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-04 12:51:58,724 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 12:51:58,724 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-04 12:51:58,724 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-04 12:51:59,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 12:51:59,193 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 12:51:59,197 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 12:51:59,199 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 12:51:59,199 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 12:51:59,200 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product59.cil.c [2020-09-04 12:51:59,287 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6d3f25ff0/817a1427c5284f7ba19534f2c3d7a8e3/FLAGefa72b827 [2020-09-04 12:51:59,851 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 12:51:59,852 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product59.cil.c [2020-09-04 12:51:59,868 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6d3f25ff0/817a1427c5284f7ba19534f2c3d7a8e3/FLAGefa72b827 [2020-09-04 12:52:00,136 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6d3f25ff0/817a1427c5284f7ba19534f2c3d7a8e3 [2020-09-04 12:52:00,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 12:52:00,154 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 12:52:00,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 12:52:00,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 12:52:00,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 12:52:00,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 12:52:00" (1/1) ... [2020-09-04 12:52:00,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11967da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:52:00, skipping insertion in model container [2020-09-04 12:52:00,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 12:52:00" (1/1) ... [2020-09-04 12:52:00,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 12:52:00,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 12:52:00,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 12:52:00,737 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 12:52:00,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 12:52:00,904 INFO L208 MainTranslator]: Completed translation [2020-09-04 12:52:00,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:52:00 WrapperNode [2020-09-04 12:52:00,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 12:52:00,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 12:52:00,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 12:52:00,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 12:52:00,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:52:00" (1/1) ... [2020-09-04 12:52:00,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:52:00" (1/1) ... [2020-09-04 12:52:00,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:52:00" (1/1) ... [2020-09-04 12:52:00,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:52:00" (1/1) ... [2020-09-04 12:52:00,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:52:00" (1/1) ... [2020-09-04 12:52:00,999 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:52:00" (1/1) ... [2020-09-04 12:52:01,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:52:00" (1/1) ... [2020-09-04 12:52:01,011 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 12:52:01,012 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 12:52:01,012 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 12:52:01,012 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 12:52:01,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:52:00" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 12:52:01,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 12:52:01,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 12:52:01,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 12:52:01,093 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 12:52:01,093 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 12:52:01,093 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 12:52:01,093 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 12:52:01,094 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 12:52:01,094 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 12:52:01,094 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 12:52:01,095 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-04 12:52:01,095 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 12:52:01,095 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 12:52:01,095 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 12:52:01,095 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 12:52:01,096 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 12:52:01,096 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-04 12:52:01,096 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 12:52:01,096 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 12:52:01,097 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 12:52:01,097 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 12:52:01,097 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 12:52:01,097 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 12:52:01,097 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-04 12:52:01,098 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-04 12:52:01,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 12:52:01,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 12:52:01,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 12:52:01,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 12:52:01,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 12:52:01,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 12:52:01,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 12:52:01,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 12:52:01,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 12:52:01,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 12:52:01,099 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 12:52:01,100 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 12:52:01,100 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 12:52:01,100 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 12:52:01,100 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 12:52:01,100 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 12:52:01,100 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 12:52:01,101 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 12:52:01,101 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 12:52:01,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 12:52:01,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 12:52:01,101 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 12:52:01,101 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 12:52:01,101 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 12:52:01,101 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 12:52:01,101 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 12:52:01,101 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 12:52:01,102 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 12:52:01,102 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 12:52:01,102 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-04 12:52:01,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 12:52:01,102 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-04 12:52:01,102 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 12:52:01,103 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 12:52:01,103 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 12:52:01,103 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 12:52:01,103 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 12:52:01,103 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 12:52:01,103 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 12:52:01,103 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 12:52:01,103 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 12:52:01,104 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 12:52:01,104 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 12:52:01,104 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 12:52:01,104 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 12:52:01,104 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-04 12:52:01,104 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-04 12:52:01,104 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 12:52:01,105 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 12:52:01,105 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 12:52:01,105 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 12:52:01,105 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 12:52:01,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 12:52:01,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 12:52:01,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 12:52:01,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 12:52:01,106 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 12:52:01,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 12:52:01,106 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 12:52:01,106 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 12:52:01,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 12:52:01,107 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 12:52:01,107 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 12:52:01,107 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 12:52:01,107 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 12:52:01,107 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 12:52:01,107 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 12:52:01,107 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 12:52:01,108 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 12:52:01,108 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 12:52:01,108 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 12:52:01,108 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 12:52:01,108 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 12:52:01,108 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 12:52:01,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 12:52:01,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 12:52:01,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 12:52:02,159 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 12:52:02,159 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 12:52:02,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 12:52:02 BoogieIcfgContainer [2020-09-04 12:52:02,166 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 12:52:02,167 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 12:52:02,167 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 12:52:02,171 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 12:52:02,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 12:52:00" (1/3) ... [2020-09-04 12:52:02,172 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ac3bcea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 12:52:02, skipping insertion in model container [2020-09-04 12:52:02,172 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 12:52:00" (2/3) ... [2020-09-04 12:52:02,172 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ac3bcea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 12:52:02, skipping insertion in model container [2020-09-04 12:52:02,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 12:52:02" (3/3) ... [2020-09-04 12:52:02,175 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product59.cil.c [2020-09-04 12:52:02,186 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-04 12:52:02,197 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 12:52:02,219 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 12:52:02,250 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 12:52:02,250 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 12:52:02,250 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-04 12:52:02,250 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 12:52:02,251 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 12:52:02,251 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 12:52:02,251 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 12:52:02,251 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 12:52:02,277 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states. [2020-09-04 12:52:02,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-04 12:52:02,290 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:52:02,291 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 12:52:02,291 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:52:02,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:52:02,299 INFO L82 PathProgramCache]: Analyzing trace with hash 1133755032, now seen corresponding path program 1 times [2020-09-04 12:52:02,312 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:52:02,313 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690770328] [2020-09-04 12:52:02,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:52:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:03,051 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:52:03,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:03,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:03,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:52:03,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:03,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:52:03,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:03,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:52:03,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:03,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:52:03,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:03,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:52:03,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:03,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-04 12:52:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:03,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:03,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:03,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-04 12:52:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:03,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 12:52:03,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:03,260 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-04 12:52:03,261 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690770328] [2020-09-04 12:52:03,262 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 12:52:03,263 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 12:52:03,264 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557502116] [2020-09-04 12:52:03,270 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 12:52:03,270 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:52:03,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 12:52:03,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 12:52:03,291 INFO L87 Difference]: Start difference. First operand 202 states. Second operand 4 states. [2020-09-04 12:52:04,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:52:04,484 INFO L93 Difference]: Finished difference Result 350 states and 444 transitions. [2020-09-04 12:52:04,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 12:52:04,486 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-09-04 12:52:04,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:52:04,504 INFO L225 Difference]: With dead ends: 350 [2020-09-04 12:52:04,504 INFO L226 Difference]: Without dead ends: 192 [2020-09-04 12:52:04,510 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 12:52:04,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2020-09-04 12:52:04,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 159. [2020-09-04 12:52:04,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2020-09-04 12:52:04,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 186 transitions. [2020-09-04 12:52:04,630 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 186 transitions. Word has length 59 [2020-09-04 12:52:04,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:52:04,631 INFO L479 AbstractCegarLoop]: Abstraction has 159 states and 186 transitions. [2020-09-04 12:52:04,631 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 12:52:04,631 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 186 transitions. [2020-09-04 12:52:04,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-09-04 12:52:04,643 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:52:04,644 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 12:52:04,644 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 12:52:04,644 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:52:04,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:52:04,645 INFO L82 PathProgramCache]: Analyzing trace with hash -138893135, now seen corresponding path program 1 times [2020-09-04 12:52:04,645 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:52:04,645 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125010306] [2020-09-04 12:52:04,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:52:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:05,110 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:52:05,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:05,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:52:05,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:05,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:52:05,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:05,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:52:05,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:05,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:52:05,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:05,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:52:05,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:05,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-04 12:52:05,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:05,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:05,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:05,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-04 12:52:05,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:05,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 12:52:05,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:05,220 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-04 12:52:05,221 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125010306] [2020-09-04 12:52:05,221 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 12:52:05,221 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 12:52:05,222 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261252525] [2020-09-04 12:52:05,227 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 12:52:05,228 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:52:05,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 12:52:05,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 12:52:05,228 INFO L87 Difference]: Start difference. First operand 159 states and 186 transitions. Second operand 5 states. [2020-09-04 12:52:05,717 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:52:06,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:52:06,907 INFO L93 Difference]: Finished difference Result 289 states and 348 transitions. [2020-09-04 12:52:06,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 12:52:06,909 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-09-04 12:52:06,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:52:06,913 INFO L225 Difference]: With dead ends: 289 [2020-09-04 12:52:06,913 INFO L226 Difference]: Without dead ends: 182 [2020-09-04 12:52:06,915 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-04 12:52:06,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-09-04 12:52:06,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 150. [2020-09-04 12:52:06,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2020-09-04 12:52:06,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 174 transitions. [2020-09-04 12:52:06,956 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 174 transitions. Word has length 60 [2020-09-04 12:52:06,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:52:06,956 INFO L479 AbstractCegarLoop]: Abstraction has 150 states and 174 transitions. [2020-09-04 12:52:06,956 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 12:52:06,956 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 174 transitions. [2020-09-04 12:52:06,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-09-04 12:52:06,958 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:52:06,958 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 12:52:06,958 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 12:52:06,959 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:52:06,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:52:06,959 INFO L82 PathProgramCache]: Analyzing trace with hash 1740604635, now seen corresponding path program 1 times [2020-09-04 12:52:06,959 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:52:06,959 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161349846] [2020-09-04 12:52:06,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:52:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:07,317 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:52:07,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:07,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:07,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:52:07,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:07,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:52:07,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:07,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:52:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:07,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:52:07,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:07,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:52:07,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:07,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-04 12:52:07,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:07,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:07,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:07,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-09-04 12:52:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:07,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 12:52:07,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:07,432 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-04 12:52:07,432 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161349846] [2020-09-04 12:52:07,433 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 12:52:07,433 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-04 12:52:07,433 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789224964] [2020-09-04 12:52:07,434 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-04 12:52:07,434 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:52:07,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-04 12:52:07,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-04 12:52:07,435 INFO L87 Difference]: Start difference. First operand 150 states and 174 transitions. Second operand 9 states. [2020-09-04 12:52:07,903 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:52:08,310 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:52:08,634 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:52:08,940 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:52:09,963 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:52:12,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:52:12,256 INFO L93 Difference]: Finished difference Result 499 states and 610 transitions. [2020-09-04 12:52:12,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-09-04 12:52:12,256 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-09-04 12:52:12,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:52:12,261 INFO L225 Difference]: With dead ends: 499 [2020-09-04 12:52:12,261 INFO L226 Difference]: Without dead ends: 377 [2020-09-04 12:52:12,263 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-09-04 12:52:12,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2020-09-04 12:52:12,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 320. [2020-09-04 12:52:12,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2020-09-04 12:52:12,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 384 transitions. [2020-09-04 12:52:12,339 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 384 transitions. Word has length 64 [2020-09-04 12:52:12,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:52:12,340 INFO L479 AbstractCegarLoop]: Abstraction has 320 states and 384 transitions. [2020-09-04 12:52:12,340 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-04 12:52:12,340 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 384 transitions. [2020-09-04 12:52:12,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-09-04 12:52:12,342 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:52:12,342 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 12:52:12,342 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 12:52:12,342 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:52:12,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:52:12,343 INFO L82 PathProgramCache]: Analyzing trace with hash 659595443, now seen corresponding path program 1 times [2020-09-04 12:52:12,343 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:52:12,343 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529541121] [2020-09-04 12:52:12,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:52:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:12,702 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:52:12,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:12,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:52:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:12,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:52:12,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:12,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:52:12,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:12,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:52:12,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:12,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:52:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:12,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-04 12:52:12,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:12,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-04 12:52:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:12,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:12,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 12:52:12,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:12,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-09-04 12:52:12,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:12,827 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-04 12:52:12,828 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529541121] [2020-09-04 12:52:12,828 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 12:52:12,828 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-04 12:52:12,828 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695307513] [2020-09-04 12:52:12,829 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-04 12:52:12,829 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:52:12,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-04 12:52:12,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-04 12:52:12,830 INFO L87 Difference]: Start difference. First operand 320 states and 384 transitions. Second operand 9 states. [2020-09-04 12:52:13,305 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:52:14,106 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:52:15,278 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:52:15,603 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:52:15,968 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:52:16,328 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:52:17,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:52:17,257 INFO L93 Difference]: Finished difference Result 803 states and 1032 transitions. [2020-09-04 12:52:17,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 12:52:17,258 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-09-04 12:52:17,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:52:17,263 INFO L225 Difference]: With dead ends: 803 [2020-09-04 12:52:17,263 INFO L226 Difference]: Without dead ends: 511 [2020-09-04 12:52:17,285 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-09-04 12:52:17,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2020-09-04 12:52:17,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 447. [2020-09-04 12:52:17,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 447 states. [2020-09-04 12:52:17,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 535 transitions. [2020-09-04 12:52:17,384 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 535 transitions. Word has length 70 [2020-09-04 12:52:17,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:52:17,385 INFO L479 AbstractCegarLoop]: Abstraction has 447 states and 535 transitions. [2020-09-04 12:52:17,385 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-04 12:52:17,385 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 535 transitions. [2020-09-04 12:52:17,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-09-04 12:52:17,387 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:52:17,388 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 12:52:17,388 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 12:52:17,388 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:52:17,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:52:17,389 INFO L82 PathProgramCache]: Analyzing trace with hash -73914297, now seen corresponding path program 1 times [2020-09-04 12:52:17,389 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:52:17,389 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6922397] [2020-09-04 12:52:17,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:52:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:17,704 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:52:17,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:17,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:52:17,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:17,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:52:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:17,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:52:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:17,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:52:17,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:17,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:52:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:17,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-04 12:52:17,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:17,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:17,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:17,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-04 12:52:17,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:17,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:17,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:17,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:17,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:17,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:17,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:52:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:17,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:17,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:17,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:17,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:17,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:52:17,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:17,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-09-04 12:52:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:17,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-09-04 12:52:17,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:17,907 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-04 12:52:17,908 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6922397] [2020-09-04 12:52:17,908 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 12:52:17,908 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-04 12:52:17,909 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431273418] [2020-09-04 12:52:17,909 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-04 12:52:17,910 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:52:17,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-04 12:52:17,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-04 12:52:17,910 INFO L87 Difference]: Start difference. First operand 447 states and 535 transitions. Second operand 9 states. [2020-09-04 12:52:19,150 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:52:19,502 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:52:19,837 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:52:20,161 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:52:21,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:52:21,233 INFO L93 Difference]: Finished difference Result 956 states and 1224 transitions. [2020-09-04 12:52:21,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-04 12:52:21,234 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 107 [2020-09-04 12:52:21,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:52:21,240 INFO L225 Difference]: With dead ends: 956 [2020-09-04 12:52:21,240 INFO L226 Difference]: Without dead ends: 537 [2020-09-04 12:52:21,242 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-09-04 12:52:21,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2020-09-04 12:52:21,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 460. [2020-09-04 12:52:21,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 460 states. [2020-09-04 12:52:21,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 549 transitions. [2020-09-04 12:52:21,366 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 549 transitions. Word has length 107 [2020-09-04 12:52:21,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:52:21,367 INFO L479 AbstractCegarLoop]: Abstraction has 460 states and 549 transitions. [2020-09-04 12:52:21,367 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-04 12:52:21,367 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 549 transitions. [2020-09-04 12:52:21,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-09-04 12:52:21,369 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:52:21,370 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 12:52:21,370 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 12:52:21,370 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:52:21,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:52:21,370 INFO L82 PathProgramCache]: Analyzing trace with hash 1854358405, now seen corresponding path program 1 times [2020-09-04 12:52:21,371 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:52:21,371 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979898760] [2020-09-04 12:52:21,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:52:21,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:21,730 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:52:21,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:21,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:21,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:52:21,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:21,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:52:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:21,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:52:21,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:21,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:52:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:21,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:52:21,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:21,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-04 12:52:21,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:21,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:21,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:21,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-04 12:52:21,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:21,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:21,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:21,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:21,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:21,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:21,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:21,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:52:21,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:21,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:21,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:21,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:21,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:21,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:52:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:21,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-09-04 12:52:21,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:21,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-09-04 12:52:21,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:21,917 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-04 12:52:21,917 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979898760] [2020-09-04 12:52:21,918 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 12:52:21,918 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 12:52:21,919 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147068462] [2020-09-04 12:52:21,919 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 12:52:21,919 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:52:21,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 12:52:21,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-09-04 12:52:21,921 INFO L87 Difference]: Start difference. First operand 460 states and 549 transitions. Second operand 11 states. [2020-09-04 12:52:22,526 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:52:22,846 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:52:23,141 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:52:24,019 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:52:24,366 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:52:24,683 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:52:25,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:52:25,892 INFO L93 Difference]: Finished difference Result 979 states and 1248 transitions. [2020-09-04 12:52:25,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 12:52:25,900 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 107 [2020-09-04 12:52:25,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:52:25,905 INFO L225 Difference]: With dead ends: 979 [2020-09-04 12:52:25,906 INFO L226 Difference]: Without dead ends: 547 [2020-09-04 12:52:25,908 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2020-09-04 12:52:25,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 547 states. [2020-09-04 12:52:26,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 547 to 468. [2020-09-04 12:52:26,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2020-09-04 12:52:26,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 557 transitions. [2020-09-04 12:52:26,018 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 557 transitions. Word has length 107 [2020-09-04 12:52:26,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:52:26,018 INFO L479 AbstractCegarLoop]: Abstraction has 468 states and 557 transitions. [2020-09-04 12:52:26,018 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 12:52:26,019 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 557 transitions. [2020-09-04 12:52:26,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-09-04 12:52:26,023 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:52:26,023 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 12:52:26,023 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 12:52:26,023 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:52:26,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:52:26,024 INFO L82 PathProgramCache]: Analyzing trace with hash 1613818276, now seen corresponding path program 1 times [2020-09-04 12:52:26,024 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:52:26,025 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822085676] [2020-09-04 12:52:26,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:52:26,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,363 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:52:26,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:26,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:52:26,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:52:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:52:26,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:52:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:52:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-04 12:52:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:26,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-04 12:52:26,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:26,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:26,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:52:26,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:26,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:52:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-09-04 12:52:26,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-09-04 12:52:26,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:26,576 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-04 12:52:26,576 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822085676] [2020-09-04 12:52:26,580 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 12:52:26,581 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 12:52:26,581 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804626691] [2020-09-04 12:52:26,582 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 12:52:26,582 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:52:26,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 12:52:26,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 12:52:26,583 INFO L87 Difference]: Start difference. First operand 468 states and 557 transitions. Second operand 7 states. [2020-09-04 12:52:27,056 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:52:27,715 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:52:30,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:52:30,115 INFO L93 Difference]: Finished difference Result 1447 states and 1864 transitions. [2020-09-04 12:52:30,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 12:52:30,116 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 107 [2020-09-04 12:52:30,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:52:30,126 INFO L225 Difference]: With dead ends: 1447 [2020-09-04 12:52:30,127 INFO L226 Difference]: Without dead ends: 1007 [2020-09-04 12:52:30,131 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 43 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-09-04 12:52:30,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1007 states. [2020-09-04 12:52:30,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1007 to 933. [2020-09-04 12:52:30,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 933 states. [2020-09-04 12:52:30,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 933 states and 1131 transitions. [2020-09-04 12:52:30,424 INFO L78 Accepts]: Start accepts. Automaton has 933 states and 1131 transitions. Word has length 107 [2020-09-04 12:52:30,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:52:30,424 INFO L479 AbstractCegarLoop]: Abstraction has 933 states and 1131 transitions. [2020-09-04 12:52:30,425 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 12:52:30,425 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1131 transitions. [2020-09-04 12:52:30,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-09-04 12:52:30,431 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:52:30,431 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 12:52:30,431 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 12:52:30,432 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:52:30,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:52:30,432 INFO L82 PathProgramCache]: Analyzing trace with hash 608509898, now seen corresponding path program 1 times [2020-09-04 12:52:30,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:52:30,433 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996813632] [2020-09-04 12:52:30,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:52:30,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:30,875 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:52:30,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:30,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:30,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:52:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:30,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:52:30,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:30,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:52:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:30,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:52:30,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:30,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:52:30,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:30,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-04 12:52:30,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:31,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-04 12:52:31,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:31,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:31,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 12:52:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:31,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:31,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:31,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:31,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:52:31,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:31,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:31,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:31,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:31,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:31,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:52:31,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:31,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-09-04 12:52:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:31,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-04 12:52:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:31,120 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-04 12:52:31,120 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996813632] [2020-09-04 12:52:31,121 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 12:52:31,121 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-09-04 12:52:31,122 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868647014] [2020-09-04 12:52:31,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-04 12:52:31,122 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:52:31,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-04 12:52:31,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-09-04 12:52:31,123 INFO L87 Difference]: Start difference. First operand 933 states and 1131 transitions. Second operand 12 states. [2020-09-04 12:52:31,653 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:52:32,424 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:52:33,245 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:52:33,652 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:52:33,966 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:52:34,329 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:52:34,686 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:52:37,086 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:52:37,461 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:52:38,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:52:38,249 INFO L93 Difference]: Finished difference Result 2649 states and 3420 transitions. [2020-09-04 12:52:38,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-09-04 12:52:38,250 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 111 [2020-09-04 12:52:38,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:52:38,262 INFO L225 Difference]: With dead ends: 2649 [2020-09-04 12:52:38,263 INFO L226 Difference]: Without dead ends: 1932 [2020-09-04 12:52:38,266 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=306, Invalid=1026, Unknown=0, NotChecked=0, Total=1332 [2020-09-04 12:52:38,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1932 states. [2020-09-04 12:52:38,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1932 to 1638. [2020-09-04 12:52:38,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1638 states. [2020-09-04 12:52:38,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1638 states and 1972 transitions. [2020-09-04 12:52:38,546 INFO L78 Accepts]: Start accepts. Automaton has 1638 states and 1972 transitions. Word has length 111 [2020-09-04 12:52:38,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:52:38,547 INFO L479 AbstractCegarLoop]: Abstraction has 1638 states and 1972 transitions. [2020-09-04 12:52:38,547 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-04 12:52:38,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 1972 transitions. [2020-09-04 12:52:38,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-09-04 12:52:38,551 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:52:38,551 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] [2020-09-04 12:52:38,551 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 12:52:38,552 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:52:38,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:52:38,552 INFO L82 PathProgramCache]: Analyzing trace with hash 866799866, now seen corresponding path program 1 times [2020-09-04 12:52:38,552 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:52:38,552 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590442184] [2020-09-04 12:52:38,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:52:38,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:38,992 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:52:38,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:52:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:52:39,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:52:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:52:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:52:39,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-04 12:52:39,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-04 12:52:39,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:39,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-04 12:52:39,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:39,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:39,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:39,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:52:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:39,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:52:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-04 12:52:39,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:39,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-09-04 12:52:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-04 12:52:39,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 12:52:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:39,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:39,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-04 12:52:39,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-04 12:52:39,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-09-04 12:52:39,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,463 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-09-04 12:52:39,463 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590442184] [2020-09-04 12:52:39,464 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1742853878] [2020-09-04 12:52:39,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 12:52:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:39,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 966 conjuncts, 8 conjunts are in the unsatisfiable core [2020-09-04 12:52:39,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 12:52:40,012 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 12:52:40,013 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-04 12:52:40,013 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 7] total 20 [2020-09-04 12:52:40,013 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667400111] [2020-09-04 12:52:40,014 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-09-04 12:52:40,014 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:52:40,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-09-04 12:52:40,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=323, Unknown=0, NotChecked=0, Total=380 [2020-09-04 12:52:40,015 INFO L87 Difference]: Start difference. First operand 1638 states and 1972 transitions. Second operand 20 states. [2020-09-04 12:52:40,665 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:52:41,099 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 12:52:41,436 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 12:52:41,757 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 12:52:42,541 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:52:42,911 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:52:43,432 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:52:43,735 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:52:45,084 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:52:46,008 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 12:52:46,708 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 12:52:47,154 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:52:47,865 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:52:48,365 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:52:49,125 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 12:52:49,892 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:52:50,537 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 12:52:51,309 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:52:52,170 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-09-04 12:52:52,881 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2020-09-04 12:52:53,229 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:52:53,571 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:52:53,909 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:52:54,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:52:54,179 INFO L93 Difference]: Finished difference Result 3569 states and 4447 transitions. [2020-09-04 12:52:54,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-09-04 12:52:54,180 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 172 [2020-09-04 12:52:54,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:52:54,192 INFO L225 Difference]: With dead ends: 3569 [2020-09-04 12:52:54,193 INFO L226 Difference]: Without dead ends: 2135 [2020-09-04 12:52:54,198 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 303 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1108 ImplicationChecksByTransitivity, 9.9s TimeCoverageRelationStatistics Valid=851, Invalid=3309, Unknown=0, NotChecked=0, Total=4160 [2020-09-04 12:52:54,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2135 states. [2020-09-04 12:52:54,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2135 to 1909. [2020-09-04 12:52:54,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1909 states. [2020-09-04 12:52:54,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 1909 states and 2256 transitions. [2020-09-04 12:52:54,608 INFO L78 Accepts]: Start accepts. Automaton has 1909 states and 2256 transitions. Word has length 172 [2020-09-04 12:52:54,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:52:54,609 INFO L479 AbstractCegarLoop]: Abstraction has 1909 states and 2256 transitions. [2020-09-04 12:52:54,609 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-09-04 12:52:54,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 2256 transitions. [2020-09-04 12:52:54,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2020-09-04 12:52:54,617 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:52:54,618 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 12:52:54,832 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-09-04 12:52:54,832 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:52:54,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:52:54,834 INFO L82 PathProgramCache]: Analyzing trace with hash -1660264449, now seen corresponding path program 1 times [2020-09-04 12:52:54,834 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:52:54,834 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223517390] [2020-09-04 12:52:54,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:52:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,370 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:52:55,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:52:55,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:52:55,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:52:55,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:52:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:52:55,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-04 12:52:55,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-04 12:52:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:55,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:55,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-04 12:52:55,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:55,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:55,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:55,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:52:55,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:55,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:52:55,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-04 12:52:55,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:55,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-09-04 12:52:55,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:55,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:55,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:52:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:52:55,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:55,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:55,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-04 12:52:55,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-04 12:52:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-09-04 12:52:55,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:55,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:55,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:52:55,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:52:55,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:55,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:55,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-04 12:52:55,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-04 12:52:55,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:55,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-09-04 12:52:55,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:52:55,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2020-09-04 12:52:55,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:55,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:52:55,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:55,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:52:55,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:55,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:52:55,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:52:55,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2020-09-04 12:52:55,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2020-09-04 12:52:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:55,972 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 78 proven. 29 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2020-09-04 12:52:55,975 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223517390] [2020-09-04 12:52:55,975 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [49302322] [2020-09-04 12:52:55,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 12:52:56,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:52:56,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 1288 conjuncts, 22 conjunts are in the unsatisfiable core [2020-09-04 12:52:56,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 12:52:56,559 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 212 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2020-09-04 12:52:56,559 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-04 12:52:56,560 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12] total 24 [2020-09-04 12:52:56,560 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482759695] [2020-09-04 12:52:56,561 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-09-04 12:52:56,561 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:52:56,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-09-04 12:52:56,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=476, Unknown=0, NotChecked=0, Total=552 [2020-09-04 12:52:56,562 INFO L87 Difference]: Start difference. First operand 1909 states and 2256 transitions. Second operand 24 states. [2020-09-04 12:52:57,189 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:52:58,207 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:52:59,111 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:52:59,778 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-04 12:53:00,426 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-04 12:53:00,752 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:53:01,110 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:53:01,506 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:53:01,878 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:53:02,217 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:53:03,410 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:53:03,850 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:53:08,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:53:08,630 INFO L93 Difference]: Finished difference Result 4809 states and 6476 transitions. [2020-09-04 12:53:08,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-09-04 12:53:08,631 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 303 [2020-09-04 12:53:08,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:53:08,650 INFO L225 Difference]: With dead ends: 4809 [2020-09-04 12:53:08,650 INFO L226 Difference]: Without dead ends: 2947 [2020-09-04 12:53:08,656 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 478 GetRequests, 418 SyntacticMatches, 3 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 901 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=703, Invalid=2719, Unknown=0, NotChecked=0, Total=3422 [2020-09-04 12:53:08,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2947 states. [2020-09-04 12:53:09,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2947 to 2092. [2020-09-04 12:53:09,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2092 states. [2020-09-04 12:53:09,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 2092 states and 2461 transitions. [2020-09-04 12:53:09,153 INFO L78 Accepts]: Start accepts. Automaton has 2092 states and 2461 transitions. Word has length 303 [2020-09-04 12:53:09,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:53:09,154 INFO L479 AbstractCegarLoop]: Abstraction has 2092 states and 2461 transitions. [2020-09-04 12:53:09,154 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-09-04 12:53:09,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2461 transitions. [2020-09-04 12:53:09,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2020-09-04 12:53:09,163 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:53:09,163 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 12:53:09,379 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-09-04 12:53:09,379 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:53:09,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:53:09,380 INFO L82 PathProgramCache]: Analyzing trace with hash -1457558395, now seen corresponding path program 1 times [2020-09-04 12:53:09,380 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:53:09,380 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252256305] [2020-09-04 12:53:09,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:53:09,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:09,789 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:53:09,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:09,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:53:09,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:09,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:53:09,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:09,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:53:09,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:09,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:53:09,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:09,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:53:09,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:09,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-04 12:53:09,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:09,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-04 12:53:09,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:09,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:09,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:09,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:09,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:09,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-04 12:53:09,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:09,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:09,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:09,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:09,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:09,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:09,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:09,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:53:09,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:09,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:09,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:09,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:09,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:53:09,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-04 12:53:10,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:10,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-09-04 12:53:10,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:10,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:10,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:53:10,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:53:10,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:10,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:10,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-04 12:53:10,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:10,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-04 12:53:10,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:10,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:53:10,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-09-04 12:53:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:10,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:53:10,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:53:10,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:10,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:10,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-04 12:53:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-04 12:53:10,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:10,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:53:10,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 12:53:10,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 12:53:10,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:10,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2020-09-04 12:53:10,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:10,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:10,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:10,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:53:10,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:10,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:53:10,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2020-09-04 12:53:10,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2020-09-04 12:53:10,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,332 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 89 proven. 42 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2020-09-04 12:53:10,332 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252256305] [2020-09-04 12:53:10,332 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [507139009] [2020-09-04 12:53:10,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 12:53:10,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:10,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 1327 conjuncts, 12 conjunts are in the unsatisfiable core [2020-09-04 12:53:10,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 12:53:10,898 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 250 proven. 16 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2020-09-04 12:53:10,898 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-04 12:53:10,898 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 9] total 22 [2020-09-04 12:53:10,899 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463882138] [2020-09-04 12:53:10,900 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-04 12:53:10,900 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:53:10,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-04 12:53:10,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=404, Unknown=0, NotChecked=0, Total=462 [2020-09-04 12:53:10,901 INFO L87 Difference]: Start difference. First operand 2092 states and 2461 transitions. Second operand 22 states. [2020-09-04 12:53:11,805 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 12:53:12,522 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 12:53:13,162 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 12:53:13,821 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 12:53:15,019 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 12:53:16,831 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 12:53:17,443 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 12:53:18,051 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:53:18,862 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:53:20,018 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:53:20,338 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:53:21,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:53:21,431 INFO L93 Difference]: Finished difference Result 4118 states and 4995 transitions. [2020-09-04 12:53:21,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-09-04 12:53:21,432 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 319 [2020-09-04 12:53:21,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:53:21,492 INFO L225 Difference]: With dead ends: 4118 [2020-09-04 12:53:21,492 INFO L226 Difference]: Without dead ends: 2249 [2020-09-04 12:53:21,497 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 481 GetRequests, 437 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 400 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=384, Invalid=1686, Unknown=0, NotChecked=0, Total=2070 [2020-09-04 12:53:21,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2249 states. [2020-09-04 12:53:21,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2249 to 2094. [2020-09-04 12:53:21,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2094 states. [2020-09-04 12:53:21,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 2094 states and 2457 transitions. [2020-09-04 12:53:21,957 INFO L78 Accepts]: Start accepts. Automaton has 2094 states and 2457 transitions. Word has length 319 [2020-09-04 12:53:21,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:53:21,957 INFO L479 AbstractCegarLoop]: Abstraction has 2094 states and 2457 transitions. [2020-09-04 12:53:21,957 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-04 12:53:21,958 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 2457 transitions. [2020-09-04 12:53:21,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2020-09-04 12:53:21,968 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:53:21,968 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 12:53:22,181 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-09-04 12:53:22,182 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:53:22,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:53:22,182 INFO L82 PathProgramCache]: Analyzing trace with hash -1638821047, now seen corresponding path program 1 times [2020-09-04 12:53:22,182 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:53:22,183 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501273135] [2020-09-04 12:53:22,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:53:22,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,534 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:53:22,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:22,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:53:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:53:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:53:22,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:53:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:53:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-04 12:53:22,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-04 12:53:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-04 12:53:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:22,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:22,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:53:22,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:53:22,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-04 12:53:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:22,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-09-04 12:53:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:22,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:53:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:53:22,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:22,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:22,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-04 12:53:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:22,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-04 12:53:22,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:22,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:53:22,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-09-04 12:53:22,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:22,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:53:22,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:53:22,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:22,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-04 12:53:22,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-04 12:53:22,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:22,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:53:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-09-04 12:53:22,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2020-09-04 12:53:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2020-09-04 12:53:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:22,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:22,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:53:22,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:22,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:53:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2020-09-04 12:53:22,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2020-09-04 12:53:22,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:22,882 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 76 proven. 2 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2020-09-04 12:53:22,883 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501273135] [2020-09-04 12:53:22,883 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2078892577] [2020-09-04 12:53:22,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 12:53:23,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:23,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 1327 conjuncts, 28 conjunts are in the unsatisfiable core [2020-09-04 12:53:23,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 12:53:23,357 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 177 proven. 16 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2020-09-04 12:53:23,357 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-04 12:53:23,358 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8] total 17 [2020-09-04 12:53:23,358 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469396681] [2020-09-04 12:53:23,359 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 12:53:23,359 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:53:23,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 12:53:23,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-09-04 12:53:23,360 INFO L87 Difference]: Start difference. First operand 2094 states and 2457 transitions. Second operand 17 states. [2020-09-04 12:53:23,906 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:53:24,734 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:53:26,959 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:53:27,283 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:53:27,623 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:53:28,014 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:53:28,895 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 12:53:29,281 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:53:29,611 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 12:53:29,953 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:53:30,289 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 12:53:32,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:53:32,872 INFO L93 Difference]: Finished difference Result 5436 states and 6981 transitions. [2020-09-04 12:53:32,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-09-04 12:53:32,873 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 320 [2020-09-04 12:53:32,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:53:32,899 INFO L225 Difference]: With dead ends: 5436 [2020-09-04 12:53:32,899 INFO L226 Difference]: Without dead ends: 3480 [2020-09-04 12:53:32,908 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 493 GetRequests, 441 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 741 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=709, Invalid=2047, Unknown=0, NotChecked=0, Total=2756 [2020-09-04 12:53:32,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3480 states. [2020-09-04 12:53:33,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3480 to 2679. [2020-09-04 12:53:33,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2679 states. [2020-09-04 12:53:33,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 2679 states and 3142 transitions. [2020-09-04 12:53:33,543 INFO L78 Accepts]: Start accepts. Automaton has 2679 states and 3142 transitions. Word has length 320 [2020-09-04 12:53:33,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:53:33,545 INFO L479 AbstractCegarLoop]: Abstraction has 2679 states and 3142 transitions. [2020-09-04 12:53:33,545 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 12:53:33,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2679 states and 3142 transitions. [2020-09-04 12:53:33,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2020-09-04 12:53:33,563 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:53:33,564 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 12:53:33,779 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 12:53:33,780 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:53:33,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:53:33,780 INFO L82 PathProgramCache]: Analyzing trace with hash -979338692, now seen corresponding path program 1 times [2020-09-04 12:53:33,781 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:53:33,781 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109722253] [2020-09-04 12:53:33,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:53:33,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,269 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:53:34,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:53:34,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:53:34,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:53:34,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:53:34,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:53:34,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-04 12:53:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-04 12:53:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:34,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-04 12:53:34,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:34,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:34,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:34,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:53:34,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:34,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:34,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:53:34,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-04 12:53:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-09-04 12:53:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:34,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:53:34,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:53:34,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:34,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-04 12:53:34,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-04 12:53:34,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:34,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:53:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-09-04 12:53:34,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:34,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:53:34,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:53:34,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:34,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:34,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-04 12:53:34,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-04 12:53:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:34,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:53:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-09-04 12:53:34,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2020-09-04 12:53:34,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-09-04 12:53:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:34,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-04 12:53:34,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:34,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:53:34,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2020-09-04 12:53:34,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:34,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:34,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-04 12:53:34,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:34,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:34,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:34,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:53:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-04 12:53:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:34,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:53:34,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2020-09-04 12:53:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2020-09-04 12:53:34,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:34,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 12:53:34,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:34,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:53:34,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:34,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:34,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:53:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2020-09-04 12:53:34,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2020-09-04 12:53:34,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:34,766 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 163 proven. 3 refuted. 0 times theorem prover too weak. 599 trivial. 0 not checked. [2020-09-04 12:53:34,766 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109722253] [2020-09-04 12:53:34,767 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1068915182] [2020-09-04 12:53:34,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 12:53:35,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:35,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 1610 conjuncts, 3 conjunts are in the unsatisfiable core [2020-09-04 12:53:35,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 12:53:35,142 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 523 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2020-09-04 12:53:35,142 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-09-04 12:53:35,142 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 10 [2020-09-04 12:53:35,142 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737225028] [2020-09-04 12:53:35,143 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-04 12:53:35,143 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:53:35,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-04 12:53:35,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-09-04 12:53:35,144 INFO L87 Difference]: Start difference. First operand 2679 states and 3142 transitions. Second operand 3 states. [2020-09-04 12:53:35,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:53:35,410 INFO L93 Difference]: Finished difference Result 3180 states and 3746 transitions. [2020-09-04 12:53:35,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-04 12:53:35,411 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 431 [2020-09-04 12:53:35,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:53:35,416 INFO L225 Difference]: With dead ends: 3180 [2020-09-04 12:53:35,416 INFO L226 Difference]: Without dead ends: 1117 [2020-09-04 12:53:35,422 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 586 GetRequests, 578 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-09-04 12:53:35,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1117 states. [2020-09-04 12:53:35,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1117 to 1091. [2020-09-04 12:53:35,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1091 states. [2020-09-04 12:53:35,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 1091 states and 1243 transitions. [2020-09-04 12:53:35,627 INFO L78 Accepts]: Start accepts. Automaton has 1091 states and 1243 transitions. Word has length 431 [2020-09-04 12:53:35,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:53:35,627 INFO L479 AbstractCegarLoop]: Abstraction has 1091 states and 1243 transitions. [2020-09-04 12:53:35,628 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-04 12:53:35,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 1243 transitions. [2020-09-04 12:53:35,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2020-09-04 12:53:35,632 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 12:53:35,632 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 12:53:35,846 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-09-04 12:53:35,846 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 12:53:35,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 12:53:35,847 INFO L82 PathProgramCache]: Analyzing trace with hash 532410555, now seen corresponding path program 1 times [2020-09-04 12:53:35,847 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 12:53:35,847 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319364451] [2020-09-04 12:53:35,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 12:53:35,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,247 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:53:36,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:36,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-04 12:53:36,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:53:36,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:53:36,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 12:53:36,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-04 12:53:36,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-04 12:53:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-04 12:53:36,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:36,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-04 12:53:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:36,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:36,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:36,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:53:36,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:36,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:36,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:53:36,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-04 12:53:36,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:36,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-09-04 12:53:36,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:36,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:36,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:53:36,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:53:36,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:36,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:36,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-04 12:53:36,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:36,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-04 12:53:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:53:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2020-09-04 12:53:36,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-04 12:53:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 12:53:36,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-04 12:53:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-04 12:53:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:36,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:53:36,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-09-04 12:53:36,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 12:53:36,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:36,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:36,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-04 12:53:36,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:36,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:53:36,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-04 12:53:36,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:36,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-04 12:53:36,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2020-09-04 12:53:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2020-09-04 12:53:36,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 12:53:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2020-09-04 12:53:36,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:36,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 12:53:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:36,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 12:53:36,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:36,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 12:53:36,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 12:53:36,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2020-09-04 12:53:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2020-09-04 12:53:36,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:36,907 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 169 proven. 24 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2020-09-04 12:53:36,907 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319364451] [2020-09-04 12:53:36,907 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2126638541] [2020-09-04 12:53:36,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 12:53:37,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 12:53:37,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 1493 conjuncts, 42 conjunts are in the unsatisfiable core [2020-09-04 12:53:37,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 12:53:37,491 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 227 proven. 49 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2020-09-04 12:53:37,492 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-04 12:53:37,492 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 12] total 26 [2020-09-04 12:53:37,492 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138323143] [2020-09-04 12:53:37,493 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-09-04 12:53:37,493 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 12:53:37,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-09-04 12:53:37,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=556, Unknown=0, NotChecked=0, Total=650 [2020-09-04 12:53:37,494 INFO L87 Difference]: Start difference. First operand 1091 states and 1243 transitions. Second operand 26 states. [2020-09-04 12:53:38,406 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 12:53:39,387 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 12:53:41,053 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:53:41,457 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 12:53:41,808 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 12:53:43,152 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-09-04 12:53:44,453 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-04 12:53:45,114 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-09-04 12:53:45,790 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 12:53:46,390 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 12:53:47,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 12:53:47,331 INFO L93 Difference]: Finished difference Result 1218 states and 1411 transitions. [2020-09-04 12:53:47,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-09-04 12:53:47,332 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 388 [2020-09-04 12:53:47,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 12:53:47,333 INFO L225 Difference]: With dead ends: 1218 [2020-09-04 12:53:47,334 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 12:53:47,338 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 579 GetRequests, 522 SyntacticMatches, 2 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 751 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=603, Invalid=2589, Unknown=0, NotChecked=0, Total=3192 [2020-09-04 12:53:47,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 12:53:47,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 12:53:47,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 12:53:47,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 12:53:47,340 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 388 [2020-09-04 12:53:47,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 12:53:47,340 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 12:53:47,340 INFO L480 AbstractCegarLoop]: Interpolant automaton has 26 states. [2020-09-04 12:53:47,340 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 12:53:47,340 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 12:53:47,551 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 12:53:47,553 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 12:53:47,964 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:53:48,520 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-09-04 12:53:48,864 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:53:49,196 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:53:49,942 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 12:53:50,275 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:53:50,604 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:53:50,949 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 12:53:51,289 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 12:53:51,622 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:53:51,961 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 222 [2020-09-04 12:53:52,297 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 223 [2020-09-04 12:53:52,620 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:53:52,942 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:53:53,264 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:53:53,600 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 223 [2020-09-04 12:53:53,947 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 12:53:54,275 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:53:54,610 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 223 [2020-09-04 12:53:54,946 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 12:53:55,766 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 12:53:58,590 WARN L193 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 410 DAG size of output: 332 [2020-09-04 12:53:58,922 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:53:59,497 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-09-04 12:53:59,840 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:00,580 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 12:54:00,908 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:54:02,605 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 384 DAG size of output: 309 [2020-09-04 12:54:02,785 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 12:54:02,948 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:54:03,403 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 200 [2020-09-04 12:54:03,852 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 199 [2020-09-04 12:54:04,422 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 206 [2020-09-04 12:54:05,192 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-09-04 12:54:05,359 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:54:05,821 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 200 [2020-09-04 12:54:06,180 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:06,718 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-09-04 12:54:07,055 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:07,788 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 12:54:08,131 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:54:08,458 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 222 [2020-09-04 12:54:08,785 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:54:09,133 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:09,474 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:09,801 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:10,133 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 222 [2020-09-04 12:54:10,616 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:54:10,947 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:54:11,261 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:11,590 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 220 [2020-09-04 12:54:11,904 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 218 [2020-09-04 12:54:12,216 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:12,530 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:12,845 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:13,173 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:13,864 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 221 [2020-09-04 12:54:14,195 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:54:14,514 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:14,841 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:15,170 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 222 [2020-09-04 12:54:15,494 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:54:15,983 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 12:54:16,163 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 12:54:16,519 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:54:16,850 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:54:17,164 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:17,493 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 220 [2020-09-04 12:54:17,808 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 218 [2020-09-04 12:54:18,121 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:18,435 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:18,750 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:19,078 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:19,770 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 221 [2020-09-04 12:54:20,100 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:54:20,419 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:20,746 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:21,074 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 222 [2020-09-04 12:54:21,399 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:54:21,889 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 12:54:22,071 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 12:54:24,124 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 423 DAG size of output: 323 [2020-09-04 12:54:24,271 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:54:24,596 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:54:24,966 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:54:25,303 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:54:25,640 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:54:25,967 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:26,285 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:26,614 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 222 [2020-09-04 12:54:26,928 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:27,252 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:54:27,745 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 12:54:28,079 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 220 [2020-09-04 12:54:28,254 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 12:54:28,564 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 218 [2020-09-04 12:54:28,891 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:29,205 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:29,533 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:29,848 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:30,545 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 221 [2020-09-04 12:54:31,054 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 12:54:31,367 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 218 [2020-09-04 12:54:31,676 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:31,999 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 12:54:32,334 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:54:32,648 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:33,472 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 222 [2020-09-04 12:54:33,802 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:54:34,109 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:34,419 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 12:54:35,381 WARN L193 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 12:54:35,706 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:54:36,671 WARN L193 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 12:54:36,995 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:54:37,662 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 227 [2020-09-04 12:54:37,979 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 12:54:38,308 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:38,805 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 12:54:39,126 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:39,440 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:39,776 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:40,740 WARN L193 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 12:54:41,070 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:41,782 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 12:54:42,104 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 220 [2020-09-04 12:54:42,429 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:54:42,745 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:43,083 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 12:54:43,411 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:43,738 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:44,071 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 12:54:44,565 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 12:54:44,900 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:54:45,232 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:54:45,580 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 218 [2020-09-04 12:54:45,903 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:46,233 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:54:46,550 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 12:54:46,883 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:54:47,706 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 222 [2020-09-04 12:54:48,018 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 12:54:48,333 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:48,662 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:54:48,988 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 220 [2020-09-04 12:54:49,951 WARN L193 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 12:54:50,278 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:50,593 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:50,901 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 218 [2020-09-04 12:54:51,565 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 227 [2020-09-04 12:54:51,895 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:52,212 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 12:54:52,526 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:53,027 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 12:54:53,348 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:53,682 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:53,997 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:54,321 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:54:54,636 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:55,133 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 12:54:55,441 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:55,778 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:54:56,092 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:56,804 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 12:54:57,135 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 220 [2020-09-04 12:54:57,460 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:54:57,778 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:58,089 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 218 [2020-09-04 12:54:58,398 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:54:58,730 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:54:59,063 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:54:59,371 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:55:00,334 WARN L193 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 12:55:00,658 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:55:01,621 WARN L193 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 12:55:01,953 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:55:02,274 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:55:02,589 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:55:03,293 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 221 [2020-09-04 12:55:03,614 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:55:03,931 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:55:04,894 WARN L193 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 12:55:05,233 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:55:05,554 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 220 [2020-09-04 12:55:05,883 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:55:06,589 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 12:55:06,905 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:55:07,238 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 12:55:07,728 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 12:55:08,060 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:55:08,597 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-09-04 12:55:08,935 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:55:09,673 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 12:55:10,199 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:55:10,536 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 222 [2020-09-04 12:55:10,885 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:55:11,210 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:55:11,523 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 218 [2020-09-04 12:55:12,100 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 221 [2020-09-04 12:55:12,547 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 220 [2020-09-04 12:55:12,998 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 220 [2020-09-04 12:55:13,623 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 12:55:13,959 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:55:14,289 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 222 [2020-09-04 12:55:14,732 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 220 [2020-09-04 12:55:15,317 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 12:55:15,906 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 12:55:16,236 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:55:16,409 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 12:55:16,723 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:55:17,174 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 220 [2020-09-04 12:55:17,664 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 12:55:17,993 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 222 [2020-09-04 12:55:18,309 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:55:18,640 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 12:55:19,130 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 219 [2020-09-04 12:55:19,442 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 218 [2020-09-04 12:55:19,761 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 12:55:20,090 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:55:20,404 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:55:21,232 WARN L193 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 222 [2020-09-04 12:55:21,563 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:55:21,873 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 12:55:22,198 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:55:23,165 WARN L193 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 12:55:23,829 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 227 [2020-09-04 12:55:24,148 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 12:55:24,475 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:55:24,973 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 12:55:25,291 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:55:25,611 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:55:25,938 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:55:26,268 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:55:26,979 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 12:55:27,301 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 220 [2020-09-04 12:55:27,627 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:55:27,942 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-09-04 12:55:28,284 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:55:28,609 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:55:28,935 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:55:29,280 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:55:29,617 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:55:30,353 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 12:55:30,888 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-09-04 12:55:31,222 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:55:31,583 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:55:31,917 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:55:32,242 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:55:32,832 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 12:55:33,517 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 226 [2020-09-04 12:55:34,038 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 197 [2020-09-04 12:55:34,806 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 231 [2020-09-04 12:55:38,143 WARN L193 SmtUtils]: Spent 3.33 s on a formula simplification. DAG size of input: 507 DAG size of output: 322 [2020-09-04 12:55:38,498 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 223 [2020-09-04 12:55:38,841 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 223 [2020-09-04 12:55:39,178 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 224 [2020-09-04 12:55:39,550 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:55:39,883 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:55:40,212 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 222 [2020-09-04 12:55:40,548 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:55:40,962 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:55:41,297 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 222 [2020-09-04 12:55:41,671 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 12:55:42,013 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 12:55:42,345 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 12:55:42,674 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:55:43,002 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 222 [2020-09-04 12:55:43,345 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:55:43,889 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-09-04 12:55:44,219 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:55:44,962 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 12:55:45,292 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:55:45,640 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:55:45,976 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:55:46,714 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 12:55:47,248 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-09-04 12:55:47,585 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 222 [2020-09-04 12:55:47,920 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 222 [2020-09-04 12:55:50,966 WARN L193 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 451 DAG size of output: 338 [2020-09-04 12:55:51,295 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 221 [2020-09-04 12:55:51,740 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 199 [2020-09-04 12:55:52,312 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 206 [2020-09-04 12:55:53,081 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-09-04 12:55:53,252 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:55:53,421 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 12:55:53,584 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:55:54,039 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 200 [2020-09-04 12:55:54,488 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 200 [2020-09-04 12:55:54,819 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:55:55,393 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 12:55:55,725 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 12:55:56,353 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 12:55:56,912 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 220 [2020-09-04 12:55:57,464 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 220 [2020-09-04 12:55:58,015 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 219 [2020-09-04 12:55:58,691 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 220 [2020-09-04 12:55:59,241 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 220 [2020-09-04 12:55:59,788 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 220 [2020-09-04 12:55:59,954 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 12:56:00,893 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 220 [2020-09-04 12:56:01,055 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 12:56:01,605 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 220 [2020-09-04 12:56:02,059 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 200 [2020-09-04 12:56:03,017 WARN L193 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 221 [2020-09-04 12:56:03,462 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 199 [2020-09-04 12:56:04,011 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 220 [2020-09-04 12:56:04,697 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 221 [2020-09-04 12:56:05,252 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 220 [2020-09-04 12:56:05,817 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 206 [2020-09-04 12:56:06,376 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 220 [2020-09-04 12:56:07,149 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-09-04 12:56:07,754 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 218 [2020-09-04 12:56:08,379 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 219 [2020-09-04 12:56:08,546 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 12:56:09,126 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 221 [2020-09-04 12:56:09,712 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 220 [2020-09-04 12:56:10,172 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 200 [2020-09-04 12:56:10,732 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 220 [2020-09-04 12:56:11,281 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 219 [2020-09-04 12:56:11,825 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 218 [2020-09-04 12:56:12,372 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 219 [2020-09-04 12:56:12,713 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 224 [2020-09-04 12:56:13,076 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 222 [2020-09-04 12:56:13,423 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 224 [2020-09-04 12:56:15,033 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 182 DAG size of output: 33 [2020-09-04 12:56:16,709 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 202 DAG size of output: 39 [2020-09-04 12:56:17,923 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 242 DAG size of output: 42 [2020-09-04 12:56:18,176 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-09-04 12:56:18,667 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 27 [2020-09-04 12:56:19,422 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 41 [2020-09-04 12:56:20,541 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 258 DAG size of output: 31 [2020-09-04 12:56:21,343 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 33 [2020-09-04 12:56:21,563 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-09-04 12:56:22,065 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 52 [2020-09-04 12:56:22,313 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 1 [2020-09-04 12:56:22,562 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 1 [2020-09-04 12:56:23,500 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 39 [2020-09-04 12:56:23,778 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 12:56:24,954 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 175 DAG size of output: 33 [2020-09-04 12:56:25,227 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 1 [2020-09-04 12:56:27,915 WARN L193 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 259 DAG size of output: 46 [2020-09-04 12:56:28,169 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-09-04 12:56:28,626 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 1 [2020-09-04 12:56:31,107 WARN L193 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 222 DAG size of output: 42 [2020-09-04 12:56:31,352 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-09-04 12:56:32,010 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 58 [2020-09-04 12:56:32,292 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 15 [2020-09-04 12:56:32,566 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-09-04 12:56:34,826 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 208 DAG size of output: 39 [2020-09-04 12:56:37,438 WARN L193 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 247 DAG size of output: 41 [2020-09-04 12:56:37,709 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-09-04 12:56:39,280 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 182 DAG size of output: 33 [2020-09-04 12:56:40,471 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 175 DAG size of output: 33 [2020-09-04 12:56:41,144 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 21 [2020-09-04 12:56:42,168 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 228 DAG size of output: 40 [2020-09-04 12:56:43,027 WARN L193 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 36 [2020-09-04 12:56:43,696 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 33 [2020-09-04 12:56:43,967 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-09-04 12:56:44,252 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-09-04 12:56:44,470 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 36 [2020-09-04 12:56:44,739 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-09-04 12:56:44,979 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 15 [2020-09-04 12:56:46,247 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 177 DAG size of output: 36 [2020-09-04 12:56:46,492 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 17 [2020-09-04 12:56:46,721 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 15 [2020-09-04 12:56:46,984 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-09-04 12:56:47,249 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-09-04 12:56:48,088 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 33 [2020-09-04 12:56:48,337 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 15 [2020-09-04 12:56:49,304 WARN L193 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 31 [2020-09-04 12:56:49,999 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 22 [2020-09-04 12:56:50,878 WARN L193 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 61 [2020-09-04 12:56:51,161 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-09-04 12:56:52,900 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 282 DAG size of output: 33 [2020-09-04 12:56:53,188 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 29 [2020-09-04 12:56:53,573 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 33 [2020-09-04 12:56:53,861 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 29 [2020-09-04 12:56:53,866 INFO L268 CegarLoopResult]: For program point L543(lines 543 547) no Hoare annotation was computed. [2020-09-04 12:56:53,867 INFO L268 CegarLoopResult]: For program point L543-1(lines 543 547) no Hoare annotation was computed. [2020-09-04 12:56:53,867 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-09-04 12:56:53,867 INFO L268 CegarLoopResult]: For program point L537-2(lines 537 558) no Hoare annotation was computed. [2020-09-04 12:56:53,867 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 512 567) no Hoare annotation was computed. [2020-09-04 12:56:53,867 INFO L268 CegarLoopResult]: For program point L559(lines 536 560) no Hoare annotation was computed. [2020-09-04 12:56:53,867 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 512 567) no Hoare annotation was computed. [2020-09-04 12:56:53,867 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 512 567) no Hoare annotation was computed. [2020-09-04 12:56:53,868 INFO L268 CegarLoopResult]: For program point L600(lines 600 604) no Hoare annotation was computed. [2020-09-04 12:56:53,868 INFO L268 CegarLoopResult]: For program point L600-1(lines 600 604) no Hoare annotation was computed. [2020-09-04 12:56:53,868 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 568 627) no Hoare annotation was computed. [2020-09-04 12:56:53,869 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-09-04 12:56:53,869 INFO L268 CegarLoopResult]: For program point L594-2(lines 594 619) no Hoare annotation was computed. [2020-09-04 12:56:53,869 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 568 627) no Hoare annotation was computed. [2020-09-04 12:56:53,869 INFO L268 CegarLoopResult]: For program point L620(lines 593 621) no Hoare annotation was computed. [2020-09-04 12:56:53,869 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 568 627) no Hoare annotation was computed. [2020-09-04 12:56:53,869 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-09-04 12:56:53,872 INFO L268 CegarLoopResult]: For program point L613-1(line 613) no Hoare annotation was computed. [2020-09-04 12:56:53,873 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 1002 1008) the Hoare annotation is: true [2020-09-04 12:56:53,874 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 1002 1008) no Hoare annotation was computed. [2020-09-04 12:56:53,874 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 1009 1017) no Hoare annotation was computed. [2020-09-04 12:56:53,874 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 1009 1017) the Hoare annotation is: true [2020-09-04 12:56:53,874 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 1009 1017) no Hoare annotation was computed. [2020-09-04 12:56:53,874 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 836 843) the Hoare annotation is: (or (not (< 0 ~waterLevel~0)) (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0)) (not (<= ~waterLevel~0 1))) [2020-09-04 12:56:53,874 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 836 843) no Hoare annotation was computed. [2020-09-04 12:56:53,874 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 836 843) no Hoare annotation was computed. [2020-09-04 12:56:53,875 INFO L268 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed. [2020-09-04 12:56:53,878 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 844 853) the Hoare annotation is: (let ((.cse4 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse8 (not (< 0 ~waterLevel~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse7 (not (<= ~waterLevel~0 1))) (.cse5 (not (= ~pumpRunning~0 0))) (.cse6 (not (= 0 ~systemActive~0))) (.cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse3 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 (not (<= 0 ~waterLevel~0)) .cse1 (not (<= ~waterLevel~0 0)) .cse2) (or .cse5 .cse1 .cse2 .cse3) (or .cse5 .cse6 .cse1 .cse7) (or .cse4 .cse0 .cse8 .cse1 .cse2 .cse7) (or .cse8 .cse5 .cse1 .cse2 .cse7) (or .cse5 .cse6 .cse1 .cse3))) [2020-09-04 12:56:53,878 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 844 853) no Hoare annotation was computed. [2020-09-04 12:56:53,878 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 844 853) no Hoare annotation was computed. [2020-09-04 12:56:53,878 INFO L264 CegarLoopResult]: At program point L864(line 864) the Hoare annotation is: (let ((.cse0 (not (< 0 ~waterLevel~0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse7 (not (= 0 ~systemActive~0))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse6 (not (= 2 ~waterLevel~0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= __utac_acc__Specification5_spec__3_~tmp~9 ~waterLevel~0)) (.cse8 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6) (or .cse1 .cse7 .cse3 .cse4) (or .cse5 .cse0 .cse2 .cse3 .cse4 .cse8) (or .cse1 .cse7 .cse6) (or .cse1 .cse2 .cse6) (or .cse5 (not (<= 0 ~waterLevel~0)) (not (<= ~waterLevel~0 0)) .cse2 .cse3 .cse8))) [2020-09-04 12:56:53,878 INFO L268 CegarLoopResult]: For program point L864-1(line 864) no Hoare annotation was computed. [2020-09-04 12:56:53,878 INFO L268 CegarLoopResult]: For program point L862(lines 862 879) no Hoare annotation was computed. [2020-09-04 12:56:53,879 INFO L268 CegarLoopResult]: For program point L862-1(lines 854 882) no Hoare annotation was computed. [2020-09-04 12:56:53,879 INFO L271 CegarLoopResult]: At program point L860(line 860) the Hoare annotation is: true [2020-09-04 12:56:53,879 INFO L268 CegarLoopResult]: For program point L860-1(line 860) no Hoare annotation was computed. [2020-09-04 12:56:53,879 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 854 882) the Hoare annotation is: true [2020-09-04 12:56:53,879 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 854 882) no Hoare annotation was computed. [2020-09-04 12:56:53,879 INFO L264 CegarLoopResult]: At program point L869(line 869) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse5 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse2 (not (= 2 ~waterLevel~0))) (.cse3 (not (< 0 ~waterLevel~0))) (.cse6 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse1 .cse4 .cse5) (or .cse6 (not (<= ~waterLevel~0 2)) (not (= 0 ~systemActive~0))) (or .cse0 (not (<= 0 ~waterLevel~0)) (not (<= ~waterLevel~0 0)) .cse1 .cse5) (or .cse6 .cse1 .cse2) (or .cse3 .cse6 .cse1 .cse4))) [2020-09-04 12:56:53,879 INFO L268 CegarLoopResult]: For program point L867(lines 867 873) no Hoare annotation was computed. [2020-09-04 12:56:53,879 INFO L268 CegarLoopResult]: For program point L866(lines 866 876) no Hoare annotation was computed. [2020-09-04 12:56:53,880 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 960 982) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (< 0 |old(~waterLevel~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-04 12:56:53,880 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 960 982) no Hoare annotation was computed. [2020-09-04 12:56:53,880 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 960 982) no Hoare annotation was computed. [2020-09-04 12:56:53,880 INFO L264 CegarLoopResult]: At program point L972(line 972) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= main_~tmp~10 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (< 0 |old(~waterLevel~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-04 12:56:53,881 INFO L264 CegarLoopResult]: At program point L972-1(line 972) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= main_~tmp~10 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (< 0 |old(~waterLevel~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-04 12:56:53,881 INFO L268 CegarLoopResult]: For program point L970(lines 970 977) no Hoare annotation was computed. [2020-09-04 12:56:53,881 INFO L268 CegarLoopResult]: For program point L970-1(lines 970 977) no Hoare annotation was computed. [2020-09-04 12:56:53,882 INFO L268 CegarLoopResult]: For program point L968(line 968) no Hoare annotation was computed. [2020-09-04 12:56:53,882 INFO L264 CegarLoopResult]: At program point L967(line 967) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (< 0 |old(~waterLevel~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-04 12:56:53,882 INFO L264 CegarLoopResult]: At program point L966(line 966) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (< 0 |old(~waterLevel~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-04 12:56:53,882 INFO L264 CegarLoopResult]: At program point L966-1(line 966) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (< 0 |old(~waterLevel~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-04 12:56:53,882 INFO L268 CegarLoopResult]: For program point L929(line 929) no Hoare annotation was computed. [2020-09-04 12:56:53,882 INFO L268 CegarLoopResult]: For program point L928(line 928) no Hoare annotation was computed. [2020-09-04 12:56:53,882 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 915 938) no Hoare annotation was computed. [2020-09-04 12:56:53,882 INFO L268 CegarLoopResult]: For program point L927(line 927) no Hoare annotation was computed. [2020-09-04 12:56:53,882 INFO L268 CegarLoopResult]: For program point L926(line 926) no Hoare annotation was computed. [2020-09-04 12:56:53,882 INFO L268 CegarLoopResult]: For program point L925(line 925) no Hoare annotation was computed. [2020-09-04 12:56:53,882 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 915 938) no Hoare annotation was computed. [2020-09-04 12:56:53,882 INFO L268 CegarLoopResult]: For program point L924(line 924) no Hoare annotation was computed. [2020-09-04 12:56:53,883 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 915 938) no Hoare annotation was computed. [2020-09-04 12:56:53,883 INFO L268 CegarLoopResult]: For program point L923(line 923) no Hoare annotation was computed. [2020-09-04 12:56:53,883 INFO L268 CegarLoopResult]: For program point L922(line 922) no Hoare annotation was computed. [2020-09-04 12:56:53,883 INFO L268 CegarLoopResult]: For program point L921(line 921) no Hoare annotation was computed. [2020-09-04 12:56:53,883 INFO L268 CegarLoopResult]: For program point L920(line 920) no Hoare annotation was computed. [2020-09-04 12:56:53,883 INFO L268 CegarLoopResult]: For program point L933(line 933) no Hoare annotation was computed. [2020-09-04 12:56:53,883 INFO L268 CegarLoopResult]: For program point L932(line 932) no Hoare annotation was computed. [2020-09-04 12:56:53,883 INFO L268 CegarLoopResult]: For program point L931(line 931) no Hoare annotation was computed. [2020-09-04 12:56:53,883 INFO L268 CegarLoopResult]: For program point L930(line 930) no Hoare annotation was computed. [2020-09-04 12:56:53,883 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 444 458) no Hoare annotation was computed. [2020-09-04 12:56:53,883 INFO L268 CegarLoopResult]: For program point L448(lines 448 454) no Hoare annotation was computed. [2020-09-04 12:56:53,883 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 444 458) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| 0)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= 2 ~waterLevel~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) .cse2) (or .cse0 .cse1 .cse3 .cse2) (or .cse4 .cse3 .cse2) (or .cse4 .cse2 (not (<= ~waterLevel~0 1))))) [2020-09-04 12:56:53,884 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 444 458) no Hoare annotation was computed. [2020-09-04 12:56:53,884 INFO L264 CegarLoopResult]: At program point L450(line 450) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| 0)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 2 ~waterLevel~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) .cse2) (or .cse0 .cse1 .cse3 .cse2) (or .cse4 .cse3) (or .cse4 (not (<= ~waterLevel~0 1))))) [2020-09-04 12:56:53,884 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 361 369) no Hoare annotation was computed. [2020-09-04 12:56:53,884 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 361 369) the Hoare annotation is: true [2020-09-04 12:56:53,884 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 361 369) no Hoare annotation was computed. [2020-09-04 12:56:53,884 INFO L271 CegarLoopResult]: At program point L432(line 432) the Hoare annotation is: true [2020-09-04 12:56:53,884 INFO L268 CegarLoopResult]: For program point L434-2(lines 434 438) no Hoare annotation was computed. [2020-09-04 12:56:53,885 INFO L268 CegarLoopResult]: For program point L432-1(line 432) no Hoare annotation was computed. [2020-09-04 12:56:53,885 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 425 443) the Hoare annotation is: true [2020-09-04 12:56:53,885 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 425 443) no Hoare annotation was computed. [2020-09-04 12:56:53,885 INFO L268 CegarLoopResult]: For program point L434(lines 434 438) no Hoare annotation was computed. [2020-09-04 12:56:53,885 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 425 443) no Hoare annotation was computed. [2020-09-04 12:56:53,885 INFO L268 CegarLoopResult]: For program point L377(lines 377 385) no Hoare annotation was computed. [2020-09-04 12:56:53,886 INFO L268 CegarLoopResult]: For program point L377-2(lines 377 385) no Hoare annotation was computed. [2020-09-04 12:56:53,886 INFO L268 CegarLoopResult]: For program point L400(line 400) no Hoare annotation was computed. [2020-09-04 12:56:53,886 INFO L268 CegarLoopResult]: For program point L400-1(line 400) no Hoare annotation was computed. [2020-09-04 12:56:53,886 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 370 405) no Hoare annotation was computed. [2020-09-04 12:56:53,886 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 370 405) no Hoare annotation was computed. [2020-09-04 12:56:53,886 INFO L268 CegarLoopResult]: For program point L389(lines 389 397) no Hoare annotation was computed. [2020-09-04 12:56:53,886 INFO L268 CegarLoopResult]: For program point L389-2(lines 389 397) no Hoare annotation was computed. [2020-09-04 12:56:53,887 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 370 405) no Hoare annotation was computed. [2020-09-04 12:56:53,887 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 995 1001) no Hoare annotation was computed. [2020-09-04 12:56:53,887 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 995 1001) the Hoare annotation is: true [2020-09-04 12:56:53,887 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 466 511) no Hoare annotation was computed. [2020-09-04 12:56:53,887 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 466 511) no Hoare annotation was computed. [2020-09-04 12:56:53,887 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 466 511) no Hoare annotation was computed. [2020-09-04 12:56:53,887 INFO L268 CegarLoopResult]: For program point L799(lines 799 806) no Hoare annotation was computed. [2020-09-04 12:56:53,887 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 779 824) no Hoare annotation was computed. [2020-09-04 12:56:53,887 INFO L268 CegarLoopResult]: For program point L793(lines 793 813) no Hoare annotation was computed. [2020-09-04 12:56:53,887 INFO L268 CegarLoopResult]: For program point L793-1(lines 793 813) no Hoare annotation was computed. [2020-09-04 12:56:53,887 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 779 824) no Hoare annotation was computed. [2020-09-04 12:56:53,887 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 779 824) no Hoare annotation was computed. [2020-09-04 12:56:53,887 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 946 956) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (< 0 |old(~waterLevel~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-04 12:56:53,888 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 946 956) no Hoare annotation was computed. [2020-09-04 12:56:53,888 INFO L264 CegarLoopResult]: At program point L951(line 951) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (< 0 |old(~waterLevel~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0))) [2020-09-04 12:56:53,888 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 946 956) no Hoare annotation was computed. [2020-09-04 12:56:53,888 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 350 360) the Hoare annotation is: true [2020-09-04 12:56:53,888 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 350 360) no Hoare annotation was computed. [2020-09-04 12:56:53,888 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 350 360) no Hoare annotation was computed. [2020-09-04 12:56:53,888 INFO L271 CegarLoopResult]: At program point L355(line 355) the Hoare annotation is: true [2020-09-04 12:56:53,888 INFO L268 CegarLoopResult]: For program point L355-1(line 355) no Hoare annotation was computed. [2020-09-04 12:56:53,888 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 342 349) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) .cse1 .cse2))) [2020-09-04 12:56:53,888 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 342 349) no Hoare annotation was computed. [2020-09-04 12:56:53,888 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 342 349) no Hoare annotation was computed. [2020-09-04 12:56:53,888 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2020-09-04 12:56:53,889 INFO L268 CegarLoopResult]: For program point L131(lines 131 137) no Hoare annotation was computed. [2020-09-04 12:56:53,889 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2020-09-04 12:56:53,889 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2020-09-04 12:56:53,889 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 291 315) no Hoare annotation was computed. [2020-09-04 12:56:53,889 INFO L264 CegarLoopResult]: At program point L310(line 310) the Hoare annotation is: (let ((.cse3 (not (< 0 ~waterLevel~0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (not (<= ~waterLevel~0 1))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse3 .cse4 .cse5 .cse1 .cse6) (or .cse3 .cse0 .cse1 .cse2 .cse6) (or (not (<= 0 ~waterLevel~0)) .cse4 .cse5 (not (<= ~waterLevel~0 0)) .cse1))) [2020-09-04 12:56:53,889 INFO L268 CegarLoopResult]: For program point L310-1(lines 291 315) no Hoare annotation was computed. [2020-09-04 12:56:53,889 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 291 315) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (< 0 ~waterLevel~0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse3 .cse0 .cse1 .cse2 .cse4) (or .cse3 .cse5 .cse6 .cse0 .cse1 .cse4) (or (not (<= 0 ~waterLevel~0)) .cse5 .cse6 .cse0 (not (<= ~waterLevel~0 0)) .cse1))) [2020-09-04 12:56:53,889 INFO L264 CegarLoopResult]: At program point L305(line 305) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (and (= 0 processEnvironment_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse0 (not (< 0 ~waterLevel~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= 0 ~waterLevel~0)) .cse4 .cse5 .cse6 (not (<= ~waterLevel~0 0)) .cse1) (or .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse4 .cse0 .cse5 .cse6 .cse1 .cse3))) [2020-09-04 12:56:53,889 INFO L264 CegarLoopResult]: At program point L301(line 301) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (< 0 ~waterLevel~0))) (.cse3 (not (<= ~waterLevel~0 1))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 .cse4 .cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse3) (or (not (<= 0 ~waterLevel~0)) .cse4 .cse5 (not (<= ~waterLevel~0 0)) .cse1))) [2020-09-04 12:56:53,890 INFO L268 CegarLoopResult]: For program point L299(lines 299 307) no Hoare annotation was computed. [2020-09-04 12:56:53,890 INFO L264 CegarLoopResult]: At program point L297(line 297) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (< 0 ~waterLevel~0))) (.cse3 (not (<= ~waterLevel~0 1))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 .cse4 .cse5 .cse6 .cse1 .cse3) (or (not (<= 0 ~waterLevel~0)) .cse4 .cse5 .cse6 (not (<= ~waterLevel~0 0)) .cse1))) [2020-09-04 12:56:53,890 INFO L268 CegarLoopResult]: For program point L297-1(line 297) no Hoare annotation was computed. [2020-09-04 12:56:53,890 INFO L268 CegarLoopResult]: For program point L295(lines 295 312) no Hoare annotation was computed. [2020-09-04 12:56:53,890 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 257 263) no Hoare annotation was computed. [2020-09-04 12:56:53,890 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 257 263) the Hoare annotation is: true [2020-09-04 12:56:53,890 INFO L264 CegarLoopResult]: At program point testENTRY(lines 154 219) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (< 0 |old(~waterLevel~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-04 12:56:53,890 INFO L264 CegarLoopResult]: At program point L186(line 186) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (= 1 ~systemActive~0)) (.cse6 (< 0 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 (<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 2 ~waterLevel~0) .cse1 .cse4 .cse3) (and .cse0 .cse1 (<= ~waterLevel~0 0) .cse3 .cse5 (<= 0 ~waterLevel~0)) (and (= 0 ~systemActive~0) .cse4 .cse2 .cse3) (and .cse0 .cse1 .cse6 .cse2 .cse3 .cse5) (not (= |old(~pumpRunning~0)| 0)) (and .cse1 .cse6 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse4 .cse3))) [2020-09-04 12:56:53,890 INFO L268 CegarLoopResult]: For program point L184(lines 184 190) no Hoare annotation was computed. [2020-09-04 12:56:53,890 INFO L268 CegarLoopResult]: For program point L184-1(lines 184 190) no Hoare annotation was computed. [2020-09-04 12:56:53,890 INFO L268 CegarLoopResult]: For program point testFINAL(lines 154 219) no Hoare annotation was computed. [2020-09-04 12:56:53,891 INFO L264 CegarLoopResult]: At program point L209(lines 164 211) the Hoare annotation is: (let ((.cse5 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse6 (< 0 ~waterLevel~0)) (.cse7 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse3 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (<= ~waterLevel~0 0) .cse2 .cse3 (<= 0 ~waterLevel~0)) (and (= 0 ~systemActive~0) .cse4 .cse5 .cse2) (and .cse1 (<= |old(~pumpRunning~0)| ~pumpRunning~0) .cse5 .cse2 (<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (and .cse1 .cse6 .cse7 .cse4 .cse2) (and .cse0 .cse1 .cse6 .cse7 .cse2 .cse3))) [2020-09-04 12:56:53,891 INFO L264 CegarLoopResult]: At program point L176(line 176) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0)) (.cse5 (<= ~waterLevel~0 2)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse3 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (<= ~waterLevel~0 0) .cse2 .cse3 (<= 0 ~waterLevel~0)) (and (= ~waterLevel~0 1) .cse1 .cse4 .cse2) (and (= 0 ~systemActive~0) .cse4 .cse5 .cse2) (and .cse1 (<= |old(~pumpRunning~0)| ~pumpRunning~0) .cse5 .cse2 (<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 (< 0 ~waterLevel~0) (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse2 .cse3))) [2020-09-04 12:56:53,891 INFO L268 CegarLoopResult]: For program point L174(lines 174 180) no Hoare annotation was computed. [2020-09-04 12:56:53,891 INFO L268 CegarLoopResult]: For program point L174-1(lines 174 180) no Hoare annotation was computed. [2020-09-04 12:56:53,891 INFO L268 CegarLoopResult]: For program point L166(lines 166 170) no Hoare annotation was computed. [2020-09-04 12:56:53,891 INFO L264 CegarLoopResult]: At program point L212(lines 163 213) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (< 0 |old(~waterLevel~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-04 12:56:53,891 INFO L264 CegarLoopResult]: At program point L202(line 202) the Hoare annotation is: (let ((.cse2 (<= 1 ~pumpRunning~0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse0 (<= ~waterLevel~0 2)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) .cse0 .cse1) (and .cse2 .cse3 .cse0 .cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (= |old(~pumpRunning~0)| 0)) (and .cse2 .cse3 (<= 2 ~waterLevel~0) .cse0 .cse1))) [2020-09-04 12:56:53,891 INFO L268 CegarLoopResult]: For program point L200(lines 200 206) no Hoare annotation was computed. [2020-09-04 12:56:53,891 INFO L264 CegarLoopResult]: At program point L200-1(lines 194 207) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (= 1 ~systemActive~0)) (.cse6 (< 0 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 (<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 2 ~waterLevel~0) .cse1 .cse4 .cse3) (and .cse0 .cse1 (<= ~waterLevel~0 0) .cse3 .cse5 (<= 0 ~waterLevel~0)) (and (= 0 ~systemActive~0) .cse4 .cse2 .cse3) (and .cse0 .cse1 .cse6 .cse2 .cse3 .cse5) (not (= |old(~pumpRunning~0)| 0)) (and .cse1 .cse6 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse4 .cse3))) [2020-09-04 12:56:53,892 INFO L268 CegarLoopResult]: For program point L165(lines 164 211) no Hoare annotation was computed. [2020-09-04 12:56:53,892 INFO L268 CegarLoopResult]: For program point testEXIT(lines 154 219) no Hoare annotation was computed. [2020-09-04 12:56:53,892 INFO L268 CegarLoopResult]: For program point L194(lines 194 207) no Hoare annotation was computed. [2020-09-04 12:56:53,892 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 733 778) no Hoare annotation was computed. [2020-09-04 12:56:53,892 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 733 778) no Hoare annotation was computed. [2020-09-04 12:56:53,892 INFO L268 CegarLoopResult]: For program point L753(lines 753 760) no Hoare annotation was computed. [2020-09-04 12:56:53,892 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 733 778) no Hoare annotation was computed. [2020-09-04 12:56:53,892 INFO L268 CegarLoopResult]: For program point L747(lines 747 767) no Hoare annotation was computed. [2020-09-04 12:56:53,892 INFO L268 CegarLoopResult]: For program point L747-1(lines 747 767) no Hoare annotation was computed. [2020-09-04 12:56:53,892 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 316 323) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) [2020-09-04 12:56:53,892 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 316 323) no Hoare annotation was computed. [2020-09-04 12:56:53,892 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 316 323) no Hoare annotation was computed. [2020-09-04 12:56:53,892 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2020-09-04 12:56:53,893 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2020-09-04 12:56:53,893 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2020-09-04 12:56:53,893 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2020-09-04 12:56:53,893 INFO L268 CegarLoopResult]: For program point L103(lines 103 111) no Hoare annotation was computed. [2020-09-04 12:56:53,893 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2020-09-04 12:56:53,893 INFO L268 CegarLoopResult]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2020-09-04 12:56:53,893 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2020-09-04 12:56:53,893 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 630 732) no Hoare annotation was computed. [2020-09-04 12:56:53,893 INFO L268 CegarLoopResult]: For program point L700(lines 678 701) no Hoare annotation was computed. [2020-09-04 12:56:53,893 INFO L268 CegarLoopResult]: For program point L659(lines 659 675) no Hoare annotation was computed. [2020-09-04 12:56:53,893 INFO L268 CegarLoopResult]: For program point L719(lines 719 726) no Hoare annotation was computed. [2020-09-04 12:56:53,894 INFO L268 CegarLoopResult]: For program point L680(lines 679 699) no Hoare annotation was computed. [2020-09-04 12:56:53,894 INFO L268 CegarLoopResult]: For program point L711(line 711) no Hoare annotation was computed. [2020-09-04 12:56:53,894 INFO L268 CegarLoopResult]: For program point L711-1(line 711) no Hoare annotation was computed. [2020-09-04 12:56:53,894 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 630 732) no Hoare annotation was computed. [2020-09-04 12:56:53,894 INFO L268 CegarLoopResult]: For program point L676(lines 676 717) no Hoare annotation was computed. [2020-09-04 12:56:53,894 INFO L268 CegarLoopResult]: For program point L695(line 695) no Hoare annotation was computed. [2020-09-04 12:56:53,894 INFO L268 CegarLoopResult]: For program point L695-1(line 695) no Hoare annotation was computed. [2020-09-04 12:56:53,894 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 630 732) no Hoare annotation was computed. [2020-09-04 12:56:53,894 INFO L268 CegarLoopResult]: For program point L654(lines 654 658) no Hoare annotation was computed. [2020-09-04 12:56:53,894 INFO L268 CegarLoopResult]: For program point L718(lines 718 729) no Hoare annotation was computed. [2020-09-04 12:56:53,895 INFO L268 CegarLoopResult]: For program point L681(lines 681 685) no Hoare annotation was computed. [2020-09-04 12:56:53,895 INFO L268 CegarLoopResult]: For program point L679-2(lines 679 699) no Hoare annotation was computed. [2020-09-04 12:56:53,895 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 985 994) no Hoare annotation was computed. [2020-09-04 12:56:53,895 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 985 994) no Hoare annotation was computed. [2020-09-04 12:56:53,895 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 985 994) no Hoare annotation was computed. [2020-09-04 12:56:53,895 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-04 12:56:53,895 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-09-04 12:56:53,895 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-04 12:56:53,896 INFO L264 CegarLoopResult]: At program point L336(line 336) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) [2020-09-04 12:56:53,896 INFO L268 CegarLoopResult]: For program point L336-1(lines 325 341) no Hoare annotation was computed. [2020-09-04 12:56:53,896 INFO L268 CegarLoopResult]: For program point L332(lines 332 338) no Hoare annotation was computed. [2020-09-04 12:56:53,896 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 325 341) no Hoare annotation was computed. [2020-09-04 12:56:53,896 INFO L264 CegarLoopResult]: At program point L330(line 330) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) [2020-09-04 12:56:53,896 INFO L268 CegarLoopResult]: For program point L330-1(line 330) no Hoare annotation was computed. [2020-09-04 12:56:53,897 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 325 341) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) [2020-09-04 12:56:53,897 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2020-09-04 12:56:53,897 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2020-09-04 12:56:53,897 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2020-09-04 12:56:53,897 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 406 424) no Hoare annotation was computed. [2020-09-04 12:56:53,897 INFO L268 CegarLoopResult]: For program point L415(lines 415 419) no Hoare annotation was computed. [2020-09-04 12:56:53,897 INFO L271 CegarLoopResult]: At program point L413(line 413) the Hoare annotation is: true [2020-09-04 12:56:53,897 INFO L268 CegarLoopResult]: For program point L415-2(lines 415 419) no Hoare annotation was computed. [2020-09-04 12:56:53,897 INFO L268 CegarLoopResult]: For program point L413-1(line 413) no Hoare annotation was computed. [2020-09-04 12:56:53,898 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 406 424) the Hoare annotation is: true [2020-09-04 12:56:53,898 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 406 424) no Hoare annotation was computed. [2020-09-04 12:56:53,898 INFO L268 CegarLoopResult]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2020-09-04 12:56:53,898 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 0))) (.cse5 (not (= 0 ~systemActive~0))) (.cse7 (not (= 2 ~waterLevel~0))) (.cse0 (not (< 0 ~waterLevel~0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse6 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse8 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse3 .cse4) (or .cse6 .cse2 .cse7 .cse3) (or .cse1 .cse2 .cse7 .cse3) (or .cse1 .cse5 .cse7 .cse3) (or .cse6 .cse0 .cse2 .cse3 .cse4 .cse8) (or .cse6 (not (<= 0 ~waterLevel~0)) (not (<= ~waterLevel~0 0)) .cse2 .cse3 .cse8))) [2020-09-04 12:56:53,898 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2020-09-04 12:56:53,898 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-04 12:56:53,898 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-04 12:56:53,898 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-04 12:56:53,899 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2020-09-04 12:56:53,899 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2020-09-04 12:56:53,899 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2020-09-04 12:56:53,899 INFO L264 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (< 0 |old(~waterLevel~0)|))) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse7 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse11 (<= 0 ~waterLevel~0)) (.cse9 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse10 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (and (<= 2 ~waterLevel~0) .cse0 (<= ~waterLevel~0 2)) .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse2 .cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0)) (or .cse6 .cse1 .cse2 (and .cse7 (< 0 ~waterLevel~0) .cse8 .cse9)) (or .cse10 .cse6 .cse4 .cse5 .cse2 (and .cse7 .cse8 .cse11 .cse9)) (or (not (<= |old(~waterLevel~0)| 2)) (not (= 0 ~systemActive~0)) .cse3) (or (and .cse8 (<= ~waterLevel~0 0) .cse11 .cse9) .cse10 .cse6 .cse2 (not (<= 0 |old(~waterLevel~0)|)) (not (<= |old(~waterLevel~0)| 0))))) [2020-09-04 12:56:53,900 INFO L264 CegarLoopResult]: At program point L244(lines 244 250) the Hoare annotation is: (let ((.cse7 (= ~pumpRunning~0 0))) (let ((.cse0 (not (= |old(~waterLevel~0)| 2))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse7)) (.cse10 (not (< 0 |old(~waterLevel~0)|))) (.cse11 (not (<= |old(~waterLevel~0)| 1))) (.cse5 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse13 (<= 0 ~waterLevel~0)) (.cse9 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse12 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (and (<= 2 ~waterLevel~0) (<= |old(~pumpRunning~0)| ~pumpRunning~0) (<= ~waterLevel~0 2)) .cse0 .cse1 .cse2) (or (not (<= |old(~waterLevel~0)| 2)) (not (= 0 ~systemActive~0)) .cse2 .cse3) (let ((.cse6 (< 0 ~waterLevel~0))) (or .cse4 .cse0 .cse1 (and (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse6 .cse7) (and .cse5 .cse6 .cse8 .cse9))) (or .cse10 .cse11 .cse1 .cse2 .cse3) (or .cse12 .cse4 .cse10 .cse11 .cse1 (and .cse5 .cse8 .cse13 .cse9)) (or (and .cse8 (<= ~waterLevel~0 0) .cse13 .cse9) .cse12 .cse4 .cse1 (not (<= 0 |old(~waterLevel~0)|)) (not (<= |old(~waterLevel~0)| 0)))))) [2020-09-04 12:56:53,900 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 230 256) the Hoare annotation is: (let ((.cse6 (not (= 0 ~systemActive~0))) (.cse5 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (< 0 |old(~waterLevel~0)|))) (.cse2 (not (<= |old(~waterLevel~0)| 1))) (.cse8 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse3 .cse4) (or .cse6 .cse0 .cse2 .cse4) (or .cse7 .cse0 .cse5 .cse3) (or .cse6 .cse0 .cse5 .cse4) (or .cse8 .cse7 .cse0 .cse1 .cse2 .cse3) (or .cse8 .cse7 .cse0 .cse3 (not (<= 0 |old(~waterLevel~0)|)) (not (<= |old(~waterLevel~0)| 0))))) [2020-09-04 12:56:53,900 INFO L264 CegarLoopResult]: At program point L239(line 239) the Hoare annotation is: (let ((.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse7 (not (< 0 |old(~waterLevel~0)|))) (.cse8 (not (<= |old(~waterLevel~0)| 1))) (.cse4 (not (= 1 ~systemActive~0))) (.cse6 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (and .cse1 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) .cse2) .cse3 .cse4) (or .cse5 .cse0 .cse4 (and .cse1 (<= ~waterLevel~0 0) .cse2 (<= 0 ~waterLevel~0)) (not (<= 0 |old(~waterLevel~0)|)) (not (<= |old(~waterLevel~0)| 0))) (or .cse3 .cse4 .cse6) (or .cse5 .cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) .cse7 .cse8 .cse4) (or (not (<= |old(~waterLevel~0)| 2)) (not (= 0 ~systemActive~0)) .cse6) (or .cse7 .cse8 .cse4 .cse6))) [2020-09-04 12:56:53,900 INFO L268 CegarLoopResult]: For program point L237(lines 233 255) no Hoare annotation was computed. [2020-09-04 12:56:53,901 INFO L268 CegarLoopResult]: For program point L235(lines 233 255) no Hoare annotation was computed. [2020-09-04 12:56:53,901 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 230 256) no Hoare annotation was computed. [2020-09-04 12:56:53,901 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 230 256) no Hoare annotation was computed. [2020-09-04 12:56:53,901 INFO L268 CegarLoopResult]: For program point L896(line 896) no Hoare annotation was computed. [2020-09-04 12:56:53,901 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 885 914) no Hoare annotation was computed. [2020-09-04 12:56:53,901 INFO L271 CegarLoopResult]: At program point L895-2(lines 895 909) the Hoare annotation is: true [2020-09-04 12:56:53,901 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 885 914) the Hoare annotation is: true [2020-09-04 12:56:53,901 INFO L271 CegarLoopResult]: At program point L891(line 891) the Hoare annotation is: true [2020-09-04 12:56:53,901 INFO L268 CegarLoopResult]: For program point L891-1(line 891) no Hoare annotation was computed. [2020-09-04 12:56:53,901 INFO L271 CegarLoopResult]: At program point L910(lines 885 914) the Hoare annotation is: true [2020-09-04 12:56:53,902 INFO L268 CegarLoopResult]: For program point L906(line 906) no Hoare annotation was computed. [2020-09-04 12:56:53,902 INFO L268 CegarLoopResult]: For program point L899(lines 899 903) no Hoare annotation was computed. [2020-09-04 12:56:53,902 INFO L271 CegarLoopResult]: At program point L899-1(lines 899 903) the Hoare annotation is: true [2020-09-04 12:56:53,902 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0)) (not (<= 0 |old(~waterLevel~0)|)) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-09-04 12:56:53,902 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2020-09-04 12:56:53,902 INFO L268 CegarLoopResult]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2020-09-04 12:56:53,902 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 939 945) no Hoare annotation was computed. [2020-09-04 12:56:53,902 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 939 945) the Hoare annotation is: true [2020-09-04 12:56:53,903 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-04 12:56:53,903 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-09-04 12:56:53,903 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-04 12:56:53,903 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-04 12:56:53,903 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 265 289) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (< 0 ~waterLevel~0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse3 .cse0 .cse1 .cse2 .cse4) (or .cse3 .cse5 .cse6 .cse0 .cse1 .cse4) (or (not (<= 0 ~waterLevel~0)) .cse5 .cse6 .cse0 (not (<= ~waterLevel~0 0)) .cse1))) [2020-09-04 12:56:53,903 INFO L264 CegarLoopResult]: At program point L284(line 284) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (< 0 ~waterLevel~0))) (.cse3 (not (<= ~waterLevel~0 1))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 .cse4 .cse5 .cse6 .cse1 .cse3) (or (not (<= 0 ~waterLevel~0)) .cse4 .cse5 .cse6 (not (<= ~waterLevel~0 0)) .cse1))) [2020-09-04 12:56:53,903 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 265 289) no Hoare annotation was computed. [2020-09-04 12:56:53,904 INFO L268 CegarLoopResult]: For program point L284-1(lines 265 289) no Hoare annotation was computed. [2020-09-04 12:56:53,904 INFO L264 CegarLoopResult]: At program point L279(line 279) the Hoare annotation is: (let ((.cse0 (not (< 0 ~waterLevel~0))) (.cse5 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse3 .cse6 (not (= 2 ~waterLevel~0))) (or .cse0 .cse5 .cse3 .cse6 .cse4) (or (not (<= 0 ~waterLevel~0)) .cse1 .cse2 (not (<= ~waterLevel~0 0)) .cse3))) [2020-09-04 12:56:53,904 INFO L264 CegarLoopResult]: At program point L275(line 275) the Hoare annotation is: (let ((.cse2 (not (< 0 ~waterLevel~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or .cse2 .cse3 .cse4 .cse0 .cse5) (or .cse2 .cse0 .cse1 .cse5) (or (not (<= 0 ~waterLevel~0)) .cse3 .cse4 (not (<= ~waterLevel~0 0)) .cse0))) [2020-09-04 12:56:53,904 INFO L268 CegarLoopResult]: For program point L273(lines 273 281) no Hoare annotation was computed. [2020-09-04 12:56:53,904 INFO L264 CegarLoopResult]: At program point L271(line 271) the Hoare annotation is: (let ((.cse3 (not (< 0 ~waterLevel~0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (not (<= ~waterLevel~0 1))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse3 .cse4 .cse5 .cse1 .cse6) (or .cse3 .cse0 .cse1 .cse2 .cse6) (or (not (<= 0 ~waterLevel~0)) .cse4 .cse5 (not (<= ~waterLevel~0 0)) .cse1))) [2020-09-04 12:56:53,904 INFO L268 CegarLoopResult]: For program point L271-1(line 271) no Hoare annotation was computed. [2020-09-04 12:56:53,904 INFO L268 CegarLoopResult]: For program point L269(lines 269 286) no Hoare annotation was computed. [2020-09-04 12:56:53,904 INFO L268 CegarLoopResult]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2020-09-04 12:56:53,904 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2020-09-04 12:56:53,904 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse3 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse4 (not (< 0 |old(~waterLevel~0)|))) (.cse8 (not (= 0 ~systemActive~0))) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse6 (= 2 ~waterLevel~0)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (not (= ~pumpRunning~0 0))) (.cse9 (not (= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (<= 0 |old(~waterLevel~0)|)) (not (<= |old(~waterLevel~0)| 0)) .cse3) (or .cse0 .cse1 .cse4 .cse5 .cse2 .cse3) (or .cse6 .cse7 .cse8 .cse9) (or .cse1 .cse7 .cse4 .cse5 .cse2) (or .cse1 .cse7 .cse8 .cse5) (or .cse0 .cse6 .cse9 .cse2) (or .cse1 .cse7 .cse9 .cse2))) [2020-09-04 12:56:53,905 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 826 833) no Hoare annotation was computed. [2020-09-04 12:56:53,905 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 830) no Hoare annotation was computed. [2020-09-04 12:56:53,905 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 826 833) the Hoare annotation is: true [2020-09-04 12:56:53,905 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 826 833) no Hoare annotation was computed. [2020-09-04 12:56:53,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 12:56:53 BoogieIcfgContainer [2020-09-04 12:56:53,929 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-04 12:56:53,931 INFO L168 Benchmark]: Toolchain (without parser) took 293778.43 ms. Allocated memory was 140.5 MB in the beginning and 651.7 MB in the end (delta: 511.2 MB). Free memory was 102.6 MB in the beginning and 397.5 MB in the end (delta: -294.9 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2020-09-04 12:56:53,932 INFO L168 Benchmark]: CDTParser took 1.47 ms. Allocated memory is still 140.5 MB. Free memory was 122.1 MB in the beginning and 121.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-04 12:56:53,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 748.19 ms. Allocated memory was 140.5 MB in the beginning and 204.5 MB in the end (delta: 64.0 MB). Free memory was 102.4 MB in the beginning and 171.7 MB in the end (delta: -69.3 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2020-09-04 12:56:53,933 INFO L168 Benchmark]: Boogie Preprocessor took 105.68 ms. Allocated memory is still 204.5 MB. Free memory was 171.7 MB in the beginning and 166.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2020-09-04 12:56:53,933 INFO L168 Benchmark]: RCFGBuilder took 1153.87 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 166.9 MB in the beginning and 192.0 MB in the end (delta: -25.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB. [2020-09-04 12:56:53,933 INFO L168 Benchmark]: TraceAbstraction took 291762.31 ms. Allocated memory was 237.0 MB in the beginning and 651.7 MB in the end (delta: 414.7 MB). Free memory was 192.0 MB in the beginning and 397.5 MB in the end (delta: -205.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2020-09-04 12:56:53,935 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 ms. Allocated memory is still 140.5 MB. Free memory was 122.1 MB in the beginning and 121.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 748.19 ms. Allocated memory was 140.5 MB in the beginning and 204.5 MB in the end (delta: 64.0 MB). Free memory was 102.4 MB in the beginning and 171.7 MB in the end (delta: -69.3 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 105.68 ms. Allocated memory is still 204.5 MB. Free memory was 171.7 MB in the beginning and 166.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1153.87 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 166.9 MB in the beginning and 192.0 MB in the end (delta: -25.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 291762.31 ms. Allocated memory was 237.0 MB in the beginning and 651.7 MB in the end (delta: 414.7 MB). Free memory was 192.0 MB in the beginning and 397.5 MB in the end (delta: -205.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 830]: 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: 885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: ((((((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || (((((1 <= pumpRunning && 1 == systemActive) && waterLevel <= 0) && splverifierCounter == 0) && pumpRunning <= switchedOnBeforeTS) && 0 <= waterLevel)) || (((0 == systemActive && pumpRunning == 0) && waterLevel <= 2) && splverifierCounter == 0)) || ((((1 == systemActive && \old(pumpRunning) <= pumpRunning) && waterLevel <= 2) && splverifierCounter == 0) && \old(waterLevel) + 1 <= waterLevel)) || !(\old(pumpRunning) == 0)) || ((((1 == systemActive && 0 < waterLevel) && waterLevel <= \old(waterLevel)) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 == systemActive) && 0 < waterLevel) && waterLevel <= \old(waterLevel)) && splverifierCounter == 0) && pumpRunning <= switchedOnBeforeTS) - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(0 < \old(waterLevel))) || !(\old(waterLevel) <= 1)) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 258 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 105.3s, OverallIterations: 14, TraceHistogramMax: 11, AutomataDifference: 86.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 186.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2561 SDtfs, 7061 SDslu, 5125 SDs, 0 SdLazy, 21571 SolverSat, 5274 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 35.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3292 GetRequests, 2890 SyntacticMatches, 10 SemanticMatches, 392 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4417 ImplicationChecksByTransitivity, 45.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2679occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.3s AutomataMinimizationTime, 14 MinimizatonAttempts, 2773 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 5125 PreInvPairs, 5297 NumberOfFragments, 3378 HoareAnnotationTreeSize, 5125 FomulaSimplifications, 1000489984 FormulaSimplificationTreeSizeReduction, 145.8s HoareSimplificationTime, 70 FomulaSimplificationsInter, 763617 FormulaSimplificationTreeSizeReductionInter, 40.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 10.1s InterpolantComputationTime, 4551 NumberOfCodeBlocks, 4551 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 4531 ConstructedInterpolants, 0 QuantifiedInterpolants, 2687859 SizeOfPredicates, 24 NumberOfNonLiveVariables, 8011 ConjunctsInSsa, 115 ConjunctsInUnsatCore, 20 InterpolantComputations, 9 PerfectInterpolantSequences, 4410/4618 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...