/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product49.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 21:13:43,045 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 21:13:43,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 21:13:43,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 21:13:43,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 21:13:43,077 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 21:13:43,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 21:13:43,080 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 21:13:43,082 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 21:13:43,083 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 21:13:43,084 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 21:13:43,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 21:13:43,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 21:13:43,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 21:13:43,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 21:13:43,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 21:13:43,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 21:13:43,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 21:13:43,093 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 21:13:43,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 21:13:43,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 21:13:43,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 21:13:43,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 21:13:43,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 21:13:43,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 21:13:43,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 21:13:43,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 21:13:43,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 21:13:43,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 21:13:43,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 21:13:43,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 21:13:43,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 21:13:43,108 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 21:13:43,109 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 21:13:43,110 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 21:13:43,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 21:13:43,111 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 21:13:43,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 21:13:43,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 21:13:43,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 21:13:43,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 21:13:43,115 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-09-04 21:13:43,126 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 21:13:43,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 21:13:43,128 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 21:13:43,128 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 21:13:43,128 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 21:13:43,128 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 21:13:43,128 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 21:13:43,129 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 21:13:43,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 21:13:43,129 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 21:13:43,129 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 21:13:43,129 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 21:13:43,130 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 21:13:43,130 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 21:13:43,130 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 21:13:43,130 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 21:13:43,130 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 21:13:43,131 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 21:13:43,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 21:13:43,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 21:13:43,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 21:13:43,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 21:13:43,132 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-09-04 21:13:43,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 21:13:43,614 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 21:13:43,618 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 21:13:43,620 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 21:13:43,621 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 21:13:43,622 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product49.cil.c [2020-09-04 21:13:43,717 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/702f76bb0/3bb8d009ba38459b9174eee6c41efe94/FLAG6a05b87b8 [2020-09-04 21:13:44,305 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 21:13:44,306 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product49.cil.c [2020-09-04 21:13:44,321 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/702f76bb0/3bb8d009ba38459b9174eee6c41efe94/FLAG6a05b87b8 [2020-09-04 21:13:44,593 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/702f76bb0/3bb8d009ba38459b9174eee6c41efe94 [2020-09-04 21:13:44,606 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 21:13:44,608 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 21:13:44,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 21:13:44,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 21:13:44,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 21:13:44,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:13:44" (1/1) ... [2020-09-04 21:13:44,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78532141 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:13:44, skipping insertion in model container [2020-09-04 21:13:44,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:13:44" (1/1) ... [2020-09-04 21:13:44,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 21:13:44,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 21:13:45,091 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:13:45,111 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 21:13:45,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:13:45,342 INFO L208 MainTranslator]: Completed translation [2020-09-04 21:13:45,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:13:45 WrapperNode [2020-09-04 21:13:45,343 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 21:13:45,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 21:13:45,344 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 21:13:45,344 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 21:13:45,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:13:45" (1/1) ... [2020-09-04 21:13:45,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:13:45" (1/1) ... [2020-09-04 21:13:45,380 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:13:45" (1/1) ... [2020-09-04 21:13:45,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:13:45" (1/1) ... [2020-09-04 21:13:45,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:13:45" (1/1) ... [2020-09-04 21:13:45,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:13:45" (1/1) ... [2020-09-04 21:13:45,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:13:45" (1/1) ... [2020-09-04 21:13:45,443 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 21:13:45,444 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 21:13:45,444 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 21:13:45,444 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 21:13:45,445 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:13:45" (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 21:13:45,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 21:13:45,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 21:13:45,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 21:13:45,543 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 21:13:45,544 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 21:13:45,544 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 21:13:45,544 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 21:13:45,544 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 21:13:45,544 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 21:13:45,545 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 21:13:45,545 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 21:13:45,546 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 21:13:45,546 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 21:13:45,546 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-04 21:13:45,546 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 21:13:45,547 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 21:13:45,547 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 21:13:45,547 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 21:13:45,547 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 21:13:45,549 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 21:13:45,549 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 21:13:45,549 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 21:13:45,552 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-04 21:13:45,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 21:13:45,552 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 21:13:45,553 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 21:13:45,553 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 21:13:45,553 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 21:13:45,553 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 21:13:45,553 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 21:13:45,553 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 21:13:45,554 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 21:13:45,554 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 21:13:45,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 21:13:45,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 21:13:45,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 21:13:45,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 21:13:45,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 21:13:45,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 21:13:45,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 21:13:45,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 21:13:45,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 21:13:45,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 21:13:45,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 21:13:45,556 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 21:13:45,556 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 21:13:45,556 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 21:13:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 21:13:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 21:13:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-04 21:13:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 21:13:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 21:13:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 21:13:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 21:13:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 21:13:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 21:13:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 21:13:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 21:13:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 21:13:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 21:13:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 21:13:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-04 21:13:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 21:13:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 21:13:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 21:13:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 21:13:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 21:13:45,560 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 21:13:45,560 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 21:13:45,560 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 21:13:45,560 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 21:13:45,560 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 21:13:45,560 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 21:13:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 21:13:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 21:13:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 21:13:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 21:13:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 21:13:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 21:13:45,562 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 21:13:45,562 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 21:13:45,563 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 21:13:45,563 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 21:13:45,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 21:13:45,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 21:13:45,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 21:13:45,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 21:13:45,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 21:13:45,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 21:13:45,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 21:13:45,565 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 21:13:45,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 21:13:45,566 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 21:13:45,566 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 21:13:45,566 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 21:13:45,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 21:13:45,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 21:13:45,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 21:13:46,687 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 21:13:46,688 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 21:13:46,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:13:46 BoogieIcfgContainer [2020-09-04 21:13:46,695 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 21:13:46,696 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 21:13:46,697 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 21:13:46,700 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 21:13:46,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 09:13:44" (1/3) ... [2020-09-04 21:13:46,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57198092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:13:46, skipping insertion in model container [2020-09-04 21:13:46,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:13:45" (2/3) ... [2020-09-04 21:13:46,702 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57198092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:13:46, skipping insertion in model container [2020-09-04 21:13:46,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:13:46" (3/3) ... [2020-09-04 21:13:46,704 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product49.cil.c [2020-09-04 21:13:46,715 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 21:13:46,725 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 21:13:46,746 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 21:13:46,769 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 21:13:46,769 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 21:13:46,770 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-04 21:13:46,770 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 21:13:46,770 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 21:13:46,770 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 21:13:46,770 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 21:13:46,770 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 21:13:46,794 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states. [2020-09-04 21:13:46,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 21:13:46,817 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:13:46,819 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:13:46,819 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:13:46,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:13:46,825 INFO L82 PathProgramCache]: Analyzing trace with hash -1798805574, now seen corresponding path program 1 times [2020-09-04 21:13:46,835 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:13:46,836 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1081215381] [2020-09-04 21:13:46,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:13:47,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:47,616 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:13:47,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:13:47,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:47,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:13:47,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:47,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:13:47,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:47,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:13:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:47,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:13:47,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:47,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:13:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:47,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 21:13:47,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:47,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:13:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:47,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 21:13:47,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:47,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 21:13:47,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:47,855 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:13:47,856 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1081215381] [2020-09-04 21:13:47,859 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:13:47,859 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 21:13:47,860 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717035324] [2020-09-04 21:13:47,868 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 21:13:47,868 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:13:47,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 21:13:47,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 21:13:47,890 INFO L87 Difference]: Start difference. First operand 325 states. Second operand 4 states. [2020-09-04 21:13:49,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:13:49,207 INFO L93 Difference]: Finished difference Result 507 states and 593 transitions. [2020-09-04 21:13:49,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 21:13:49,209 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 21:13:49,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:13:49,247 INFO L225 Difference]: With dead ends: 507 [2020-09-04 21:13:49,247 INFO L226 Difference]: Without dead ends: 318 [2020-09-04 21:13:49,258 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 21:13:49,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2020-09-04 21:13:49,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 274. [2020-09-04 21:13:49,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 274 states. [2020-09-04 21:13:49,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 298 transitions. [2020-09-04 21:13:49,413 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 298 transitions. Word has length 160 [2020-09-04 21:13:49,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:13:49,414 INFO L479 AbstractCegarLoop]: Abstraction has 274 states and 298 transitions. [2020-09-04 21:13:49,415 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 21:13:49,415 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 298 transitions. [2020-09-04 21:13:49,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 21:13:49,420 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:13:49,420 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:13:49,420 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 21:13:49,421 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:13:49,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:13:49,421 INFO L82 PathProgramCache]: Analyzing trace with hash 547733544, now seen corresponding path program 1 times [2020-09-04 21:13:49,421 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:13:49,422 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1277649670] [2020-09-04 21:13:49,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:13:49,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:49,844 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:13:49,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:13:49,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:49,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:13:49,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:49,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:13:49,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:49,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:13:49,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:49,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:13:49,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:49,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:13:49,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:49,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:13:49,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:49,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:13:49,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:49,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:13:49,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:49,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:13:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:49,944 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:13:49,945 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1277649670] [2020-09-04 21:13:49,945 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:13:49,945 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 21:13:49,945 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580889717] [2020-09-04 21:13:49,948 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 21:13:49,948 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:13:49,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 21:13:49,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 21:13:49,949 INFO L87 Difference]: Start difference. First operand 274 states and 298 transitions. Second operand 5 states. [2020-09-04 21:13:50,669 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:13:51,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:13:51,742 INFO L93 Difference]: Finished difference Result 436 states and 489 transitions. [2020-09-04 21:13:51,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 21:13:51,750 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 21:13:51,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:13:51,754 INFO L225 Difference]: With dead ends: 436 [2020-09-04 21:13:51,754 INFO L226 Difference]: Without dead ends: 307 [2020-09-04 21:13:51,756 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-04 21:13:51,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2020-09-04 21:13:51,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 264. [2020-09-04 21:13:51,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2020-09-04 21:13:51,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 285 transitions. [2020-09-04 21:13:51,835 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 285 transitions. Word has length 161 [2020-09-04 21:13:51,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:13:51,835 INFO L479 AbstractCegarLoop]: Abstraction has 264 states and 285 transitions. [2020-09-04 21:13:51,835 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 21:13:51,835 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 285 transitions. [2020-09-04 21:13:51,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-09-04 21:13:51,838 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:13:51,838 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:13:51,839 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 21:13:51,839 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:13:51,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:13:51,839 INFO L82 PathProgramCache]: Analyzing trace with hash 1779975719, now seen corresponding path program 1 times [2020-09-04 21:13:51,840 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:13:51,840 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [107722894] [2020-09-04 21:13:51,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:13:51,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:52,277 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:13:52,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:13:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:52,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:13:52,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:52,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:13:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:52,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:13:52,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:52,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:13:52,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:52,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:13:52,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:52,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:13:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:52,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:13:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:52,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 21:13:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:52,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-04 21:13:52,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:52,494 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:13:52,494 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [107722894] [2020-09-04 21:13:52,494 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:13:52,495 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 21:13:52,495 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419804421] [2020-09-04 21:13:52,496 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:13:52,496 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:13:52,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:13:52,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:13:52,497 INFO L87 Difference]: Start difference. First operand 264 states and 285 transitions. Second operand 10 states. [2020-09-04 21:13:53,045 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:13:53,423 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:13:53,764 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:13:54,102 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:13:54,417 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:13:54,722 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:13:56,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:13:56,480 INFO L93 Difference]: Finished difference Result 456 states and 515 transitions. [2020-09-04 21:13:56,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 21:13:56,481 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 170 [2020-09-04 21:13:56,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:13:56,485 INFO L225 Difference]: With dead ends: 456 [2020-09-04 21:13:56,485 INFO L226 Difference]: Without dead ends: 307 [2020-09-04 21:13:56,488 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 20 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:13:56,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2020-09-04 21:13:56,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 264. [2020-09-04 21:13:56,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2020-09-04 21:13:56,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 284 transitions. [2020-09-04 21:13:56,585 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 284 transitions. Word has length 170 [2020-09-04 21:13:56,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:13:56,587 INFO L479 AbstractCegarLoop]: Abstraction has 264 states and 284 transitions. [2020-09-04 21:13:56,587 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:13:56,587 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 284 transitions. [2020-09-04 21:13:56,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-09-04 21:13:56,591 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:13:56,592 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:13:56,593 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 21:13:56,593 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:13:56,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:13:56,594 INFO L82 PathProgramCache]: Analyzing trace with hash 714961541, now seen corresponding path program 1 times [2020-09-04 21:13:56,594 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:13:56,594 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1938115252] [2020-09-04 21:13:56,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:13:56,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:57,005 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:13:57,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:13:57,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:57,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:13:57,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:57,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:13:57,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:57,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:13:57,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:57,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:13:57,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:57,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:13:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:57,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:13:57,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:57,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:13:57,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:57,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 21:13:57,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:57,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:13:57,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:57,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:13:57,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:57,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-09-04 21:13:57,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:57,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-09-04 21:13:57,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:13:57,233 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:13:57,234 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1938115252] [2020-09-04 21:13:57,234 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:13:57,235 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 21:13:57,235 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027840689] [2020-09-04 21:13:57,236 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 21:13:57,236 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:13:57,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 21:13:57,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 21:13:57,237 INFO L87 Difference]: Start difference. First operand 264 states and 284 transitions. Second operand 7 states. [2020-09-04 21:13:57,890 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:13:59,810 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:14:00,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:14:00,387 INFO L93 Difference]: Finished difference Result 596 states and 684 transitions. [2020-09-04 21:14:00,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 21:14:00,388 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 183 [2020-09-04 21:14:00,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:14:00,393 INFO L225 Difference]: With dead ends: 596 [2020-09-04 21:14:00,393 INFO L226 Difference]: Without dead ends: 447 [2020-09-04 21:14:00,395 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:14:00,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2020-09-04 21:14:00,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 379. [2020-09-04 21:14:00,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2020-09-04 21:14:00,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 411 transitions. [2020-09-04 21:14:00,541 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 411 transitions. Word has length 183 [2020-09-04 21:14:00,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:14:00,542 INFO L479 AbstractCegarLoop]: Abstraction has 379 states and 411 transitions. [2020-09-04 21:14:00,542 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 21:14:00,542 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 411 transitions. [2020-09-04 21:14:00,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-09-04 21:14:00,545 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:14:00,545 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:14:00,545 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 21:14:00,545 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:14:00,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:14:00,546 INFO L82 PathProgramCache]: Analyzing trace with hash -79943243, now seen corresponding path program 1 times [2020-09-04 21:14:00,546 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:14:00,546 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1469973626] [2020-09-04 21:14:00,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:14:00,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:00,938 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:14:00,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:00,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:01,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:14:01,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:01,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:14:01,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:01,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:14:01,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:01,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:14:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:01,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:14:01,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:01,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:14:01,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:01,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:01,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:01,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 21:14:01,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:01,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:01,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:01,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:01,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:01,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:14:01,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:01,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:14:01,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:01,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-09-04 21:14:01,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:01,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-09-04 21:14:01,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:01,174 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-09-04 21:14:01,175 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1469973626] [2020-09-04 21:14:01,175 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:14:01,175 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 21:14:01,175 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16175378] [2020-09-04 21:14:01,176 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:14:01,176 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:14:01,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:14:01,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:14:01,177 INFO L87 Difference]: Start difference. First operand 379 states and 411 transitions. Second operand 10 states. [2020-09-04 21:14:01,715 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:14:02,617 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:14:02,930 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:14:03,868 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:14:04,235 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:14:04,615 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:14:05,109 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:14:05,436 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:14:05,738 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:14:06,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:14:06,350 INFO L93 Difference]: Finished difference Result 710 states and 806 transitions. [2020-09-04 21:14:06,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 21:14:06,351 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 207 [2020-09-04 21:14:06,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:14:06,355 INFO L225 Difference]: With dead ends: 710 [2020-09-04 21:14:06,355 INFO L226 Difference]: Without dead ends: 446 [2020-09-04 21:14:06,356 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2020-09-04 21:14:06,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 446 states. [2020-09-04 21:14:06,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 446 to 378. [2020-09-04 21:14:06,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 378 states. [2020-09-04 21:14:06,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 408 transitions. [2020-09-04 21:14:06,471 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 408 transitions. Word has length 207 [2020-09-04 21:14:06,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:14:06,472 INFO L479 AbstractCegarLoop]: Abstraction has 378 states and 408 transitions. [2020-09-04 21:14:06,472 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:14:06,472 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 408 transitions. [2020-09-04 21:14:06,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-09-04 21:14:06,475 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:14:06,475 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:14:06,476 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 21:14:06,476 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:14:06,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:14:06,476 INFO L82 PathProgramCache]: Analyzing trace with hash -1901048636, now seen corresponding path program 1 times [2020-09-04 21:14:06,476 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:14:06,477 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1224400289] [2020-09-04 21:14:06,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:14:06,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:06,809 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:14:06,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:06,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:06,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:14:06,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:06,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:14:06,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:06,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:14:06,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:06,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:14:06,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:06,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:14:06,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:06,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:14:06,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:06,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:06,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:06,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 21:14:06,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:06,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:06,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:06,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:06,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:06,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:14:06,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:06,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:14:06,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:06,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-09-04 21:14:06,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:06,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-04 21:14:06,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:07,062 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:14:07,063 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1224400289] [2020-09-04 21:14:07,063 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:14:07,063 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 21:14:07,064 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415712164] [2020-09-04 21:14:07,064 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:14:07,065 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:14:07,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:14:07,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:14:07,066 INFO L87 Difference]: Start difference. First operand 378 states and 408 transitions. Second operand 10 states. [2020-09-04 21:14:08,479 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:14:08,797 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:14:09,132 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:14:09,448 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:14:09,773 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:14:10,066 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:14:11,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:14:11,018 INFO L93 Difference]: Finished difference Result 711 states and 803 transitions. [2020-09-04 21:14:11,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 21:14:11,019 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 208 [2020-09-04 21:14:11,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:14:11,023 INFO L225 Difference]: With dead ends: 711 [2020-09-04 21:14:11,023 INFO L226 Difference]: Without dead ends: 448 [2020-09-04 21:14:11,024 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:14:11,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2020-09-04 21:14:11,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 386. [2020-09-04 21:14:11,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 386 states. [2020-09-04 21:14:11,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 416 transitions. [2020-09-04 21:14:11,155 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 416 transitions. Word has length 208 [2020-09-04 21:14:11,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:14:11,156 INFO L479 AbstractCegarLoop]: Abstraction has 386 states and 416 transitions. [2020-09-04 21:14:11,156 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:14:11,156 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 416 transitions. [2020-09-04 21:14:11,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-09-04 21:14:11,159 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:14:11,159 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:14:11,160 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 21:14:11,160 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:14:11,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:14:11,160 INFO L82 PathProgramCache]: Analyzing trace with hash -2026253020, now seen corresponding path program 1 times [2020-09-04 21:14:11,160 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:14:11,161 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1639893805] [2020-09-04 21:14:11,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:14:11,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:11,483 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:14:11,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:11,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:14:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:11,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:14:11,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:11,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:14:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:11,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:14:11,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:11,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:14:11,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:11,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:14:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:11,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:11,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:11,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 21:14:11,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:11,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:11,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:11,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:11,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:14:11,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:11,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:14:11,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:11,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-09-04 21:14:11,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:11,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-04 21:14:11,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:11,713 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:14:11,722 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1639893805] [2020-09-04 21:14:11,722 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:14:11,722 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-04 21:14:11,723 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963872436] [2020-09-04 21:14:11,723 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 21:14:11,723 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:14:11,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 21:14:11,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-09-04 21:14:11,724 INFO L87 Difference]: Start difference. First operand 386 states and 416 transitions. Second operand 13 states. [2020-09-04 21:14:12,339 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:14:12,679 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:14:12,999 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:14:13,308 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:14:13,603 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:14:14,652 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:14:14,961 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:14:15,285 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:14:15,630 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:14:15,946 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:14:17,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:14:17,095 INFO L93 Difference]: Finished difference Result 730 states and 830 transitions. [2020-09-04 21:14:17,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 21:14:17,096 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 208 [2020-09-04 21:14:17,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:14:17,099 INFO L225 Difference]: With dead ends: 730 [2020-09-04 21:14:17,099 INFO L226 Difference]: Without dead ends: 459 [2020-09-04 21:14:17,101 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=110, Invalid=442, Unknown=0, NotChecked=0, Total=552 [2020-09-04 21:14:17,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2020-09-04 21:14:17,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 392. [2020-09-04 21:14:17,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 392 states. [2020-09-04 21:14:17,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 392 states and 422 transitions. [2020-09-04 21:14:17,207 INFO L78 Accepts]: Start accepts. Automaton has 392 states and 422 transitions. Word has length 208 [2020-09-04 21:14:17,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:14:17,208 INFO L479 AbstractCegarLoop]: Abstraction has 392 states and 422 transitions. [2020-09-04 21:14:17,208 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 21:14:17,208 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 422 transitions. [2020-09-04 21:14:17,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-09-04 21:14:17,210 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:14:17,210 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:14:17,210 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 21:14:17,210 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:14:17,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:14:17,211 INFO L82 PathProgramCache]: Analyzing trace with hash -1335758879, now seen corresponding path program 1 times [2020-09-04 21:14:17,211 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:14:17,211 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [593335620] [2020-09-04 21:14:17,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:14:17,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:17,530 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:14:17,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:17,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:17,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:14:17,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:17,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:14:17,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:17,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:14:17,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:17,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:14:17,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:17,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:14:17,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:17,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:14:17,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:17,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:17,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:17,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 21:14:17,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:17,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:17,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:17,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:17,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:17,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:14:17,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:17,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:14:17,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:17,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-09-04 21:14:17,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:17,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-04 21:14:17,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:17,776 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:14:17,776 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [593335620] [2020-09-04 21:14:17,776 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:14:17,777 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 21:14:17,777 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467660276] [2020-09-04 21:14:17,777 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 21:14:17,778 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:14:17,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 21:14:17,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 21:14:17,778 INFO L87 Difference]: Start difference. First operand 392 states and 422 transitions. Second operand 7 states. [2020-09-04 21:14:18,289 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:14:18,995 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:14:21,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:14:21,273 INFO L93 Difference]: Finished difference Result 981 states and 1136 transitions. [2020-09-04 21:14:21,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 21:14:21,273 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 208 [2020-09-04 21:14:21,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:14:21,279 INFO L225 Difference]: With dead ends: 981 [2020-09-04 21:14:21,279 INFO L226 Difference]: Without dead ends: 704 [2020-09-04 21:14:21,280 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 39 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2020-09-04 21:14:21,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 704 states. [2020-09-04 21:14:21,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 704 to 635. [2020-09-04 21:14:21,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 635 states. [2020-09-04 21:14:21,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 635 states and 702 transitions. [2020-09-04 21:14:21,466 INFO L78 Accepts]: Start accepts. Automaton has 635 states and 702 transitions. Word has length 208 [2020-09-04 21:14:21,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:14:21,466 INFO L479 AbstractCegarLoop]: Abstraction has 635 states and 702 transitions. [2020-09-04 21:14:21,466 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 21:14:21,467 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 702 transitions. [2020-09-04 21:14:21,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-09-04 21:14:21,469 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:14:21,469 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:14:21,469 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 21:14:21,469 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:14:21,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:14:21,470 INFO L82 PathProgramCache]: Analyzing trace with hash -1978565417, now seen corresponding path program 1 times [2020-09-04 21:14:21,470 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:14:21,470 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1198852498] [2020-09-04 21:14:21,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:14:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:21,919 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:14:21,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:21,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:21,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:14:21,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:21,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:14:21,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:21,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:14:21,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:21,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:14:21,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:21,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:14:21,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:22,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:14:22,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:22,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-04 21:14:22,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:22,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:22,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:22,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-04 21:14:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:22,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:22,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:22,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:22,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:14:22,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:22,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:14:22,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:22,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-09-04 21:14:22,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:22,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2020-09-04 21:14:22,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:22,166 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:14:22,166 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1198852498] [2020-09-04 21:14:22,166 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:14:22,166 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 21:14:22,167 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271964192] [2020-09-04 21:14:22,167 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 21:14:22,167 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:14:22,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 21:14:22,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-09-04 21:14:22,168 INFO L87 Difference]: Start difference. First operand 635 states and 702 transitions. Second operand 14 states. [2020-09-04 21:14:23,065 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 21:14:23,955 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:14:25,800 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 21:14:26,416 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 21:14:26,776 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:14:27,091 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:14:27,693 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 21:14:28,007 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:14:28,356 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:14:28,667 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:14:30,277 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:14:30,576 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:14:30,903 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:14:31,547 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 21:14:33,107 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 21:14:33,708 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 21:14:34,330 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 21:14:34,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:14:34,610 INFO L93 Difference]: Finished difference Result 1722 states and 1987 transitions. [2020-09-04 21:14:34,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-09-04 21:14:34,613 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 213 [2020-09-04 21:14:34,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:14:34,620 INFO L225 Difference]: With dead ends: 1722 [2020-09-04 21:14:34,620 INFO L226 Difference]: Without dead ends: 1305 [2020-09-04 21:14:34,622 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 633 ImplicationChecksByTransitivity, 8.0s TimeCoverageRelationStatistics Valid=510, Invalid=1940, Unknown=0, NotChecked=0, Total=2450 [2020-09-04 21:14:34,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1305 states. [2020-09-04 21:14:35,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1305 to 1128. [2020-09-04 21:14:35,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1128 states. [2020-09-04 21:14:35,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 1128 states and 1238 transitions. [2020-09-04 21:14:35,108 INFO L78 Accepts]: Start accepts. Automaton has 1128 states and 1238 transitions. Word has length 213 [2020-09-04 21:14:35,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:14:35,109 INFO L479 AbstractCegarLoop]: Abstraction has 1128 states and 1238 transitions. [2020-09-04 21:14:35,109 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 21:14:35,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1238 transitions. [2020-09-04 21:14:35,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2020-09-04 21:14:35,112 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:14:35,113 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:14:35,113 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 21:14:35,113 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:14:35,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:14:35,113 INFO L82 PathProgramCache]: Analyzing trace with hash -506777110, now seen corresponding path program 1 times [2020-09-04 21:14:35,114 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:14:35,114 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [309201808] [2020-09-04 21:14:35,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:14:35,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,521 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:14:35,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:35,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:14:35,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:14:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:14:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:14:35,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:14:35,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:14:35,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:14:35,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:35,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:35,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:14:35,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:14:35,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:14:35,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:14:35,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:35,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-09-04 21:14:35,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:35,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-09-04 21:14:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2020-09-04 21:14:35,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:14:35,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:14:35,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:35,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2020-09-04 21:14:35,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:35,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2020-09-04 21:14:35,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:36,016 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 33 proven. 9 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-09-04 21:14:36,017 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [309201808] [2020-09-04 21:14:36,017 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:14:36,017 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:14:36,018 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021973694] [2020-09-04 21:14:36,020 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:14:36,021 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:14:36,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:14:36,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:14:36,026 INFO L87 Difference]: Start difference. First operand 1128 states and 1238 transitions. Second operand 18 states. [2020-09-04 21:14:37,186 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:14:37,438 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:14:37,759 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:14:38,078 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:14:38,381 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:14:39,441 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:14:39,828 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:14:40,177 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:14:40,706 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:14:41,141 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:14:42,136 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:14:42,745 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:14:43,141 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 21:14:44,543 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:14:45,206 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:14:45,561 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:14:46,188 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 21:14:46,645 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:14:47,540 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:14:48,230 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:14:48,642 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:14:49,374 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:14:50,055 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 21:14:51,180 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 21:14:51,520 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:14:52,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:14:52,417 INFO L93 Difference]: Finished difference Result 2390 states and 2683 transitions. [2020-09-04 21:14:52,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2020-09-04 21:14:52,418 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 300 [2020-09-04 21:14:52,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:14:52,427 INFO L225 Difference]: With dead ends: 2390 [2020-09-04 21:14:52,427 INFO L226 Difference]: Without dead ends: 1475 [2020-09-04 21:14:52,432 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1222 ImplicationChecksByTransitivity, 11.2s TimeCoverageRelationStatistics Valid=815, Invalid=3877, Unknown=0, NotChecked=0, Total=4692 [2020-09-04 21:14:52,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1475 states. [2020-09-04 21:14:52,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1475 to 1339. [2020-09-04 21:14:52,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1339 states. [2020-09-04 21:14:52,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1339 states and 1477 transitions. [2020-09-04 21:14:52,908 INFO L78 Accepts]: Start accepts. Automaton has 1339 states and 1477 transitions. Word has length 300 [2020-09-04 21:14:52,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:14:52,909 INFO L479 AbstractCegarLoop]: Abstraction has 1339 states and 1477 transitions. [2020-09-04 21:14:52,909 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:14:52,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1477 transitions. [2020-09-04 21:14:52,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2020-09-04 21:14:52,915 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:14:52,916 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:14:52,916 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 21:14:52,916 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:14:52,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:14:52,917 INFO L82 PathProgramCache]: Analyzing trace with hash -1890450724, now seen corresponding path program 1 times [2020-09-04 21:14:52,917 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:14:52,917 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [9158330] [2020-09-04 21:14:52,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:14:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,342 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:14:53,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:14:53,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:14:53,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:14:53,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:14:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:14:53,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:14:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:14:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:53,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:53,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:14:53,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:53,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:53,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:14:53,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:14:53,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:14:53,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:53,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:14:53,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:53,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:53,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:14:53,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:14:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:53,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:14:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:14:53,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:53,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:14:53,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:53,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2020-09-04 21:14:53,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:53,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:14:53,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:14:53,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:53,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:14:53,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:14:53,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:14:53,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:53,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2020-09-04 21:14:53,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:14:53,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2020-09-04 21:14:53,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:14:53,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:14:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:14:53,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2020-09-04 21:14:53,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:53,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2020-09-04 21:14:53,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:14:54,096 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 119 proven. 38 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2020-09-04 21:14:54,096 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [9158330] [2020-09-04 21:14:54,097 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:14:54,097 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-09-04 21:14:54,097 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652522279] [2020-09-04 21:14:54,098 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 21:14:54,098 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:14:54,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 21:14:54,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2020-09-04 21:14:54,099 INFO L87 Difference]: Start difference. First operand 1339 states and 1477 transitions. Second operand 16 states. [2020-09-04 21:14:56,341 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:14:56,666 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:14:57,028 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:14:57,359 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:14:57,663 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:14:57,965 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:15:00,020 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:15:00,363 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:15:01,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:15:01,725 INFO L93 Difference]: Finished difference Result 3341 states and 3806 transitions. [2020-09-04 21:15:01,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-09-04 21:15:01,726 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 467 [2020-09-04 21:15:01,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:15:01,737 INFO L225 Difference]: With dead ends: 3341 [2020-09-04 21:15:01,737 INFO L226 Difference]: Without dead ends: 1996 [2020-09-04 21:15:01,742 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 99 SyntacticMatches, 4 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 226 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=292, Invalid=968, Unknown=0, NotChecked=0, Total=1260 [2020-09-04 21:15:01,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states. [2020-09-04 21:15:02,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1709. [2020-09-04 21:15:02,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1709 states. [2020-09-04 21:15:02,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1709 states and 1919 transitions. [2020-09-04 21:15:02,567 INFO L78 Accepts]: Start accepts. Automaton has 1709 states and 1919 transitions. Word has length 467 [2020-09-04 21:15:02,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:15:02,568 INFO L479 AbstractCegarLoop]: Abstraction has 1709 states and 1919 transitions. [2020-09-04 21:15:02,568 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 21:15:02,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 1919 transitions. [2020-09-04 21:15:02,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2020-09-04 21:15:02,574 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:15:02,575 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:15:02,575 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 21:15:02,576 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:15:02,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:15:02,576 INFO L82 PathProgramCache]: Analyzing trace with hash -1287416327, now seen corresponding path program 1 times [2020-09-04 21:15:02,576 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:15:02,576 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [999313960] [2020-09-04 21:15:02,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:15:02,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:02,954 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:15:02,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:02,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:02,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:15:02,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:02,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:15:02,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:02,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:15:02,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:15:03,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:15:03,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:15:03,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:15:03,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:03,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:03,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:15:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:03,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:03,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:03,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:15:03,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:15:03,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:03,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:15:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:03,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:15:03,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:15:03,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:03,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:03,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:15:03,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:03,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:15:03,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:03,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:15:03,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2020-09-04 21:15:03,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:03,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:15:03,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:15:03,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:03,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:03,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:15:03,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:15:03,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2020-09-04 21:15:03,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2020-09-04 21:15:03,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:03,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2020-09-04 21:15:03,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:03,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:03,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:15:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2020-09-04 21:15:03,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2020-09-04 21:15:03,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:03,527 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 129 proven. 39 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2020-09-04 21:15:03,527 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [999313960] [2020-09-04 21:15:03,527 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:15:03,527 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:15:03,528 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824380410] [2020-09-04 21:15:03,529 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:15:03,530 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:15:03,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:15:03,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:15:03,530 INFO L87 Difference]: Start difference. First operand 1709 states and 1919 transitions. Second operand 18 states. [2020-09-04 21:15:04,141 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:15:04,578 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:15:04,917 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:15:05,313 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:15:05,644 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:15:05,957 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:15:06,948 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:15:07,302 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:15:08,462 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:15:09,026 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:15:09,418 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:15:09,842 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:15:10,621 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:15:10,967 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:15:12,089 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:15:12,442 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:15:12,766 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:15:13,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:15:13,898 INFO L93 Difference]: Finished difference Result 3186 states and 3619 transitions. [2020-09-04 21:15:13,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-09-04 21:15:13,899 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 481 [2020-09-04 21:15:13,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:15:13,908 INFO L225 Difference]: With dead ends: 3186 [2020-09-04 21:15:13,909 INFO L226 Difference]: Without dead ends: 1722 [2020-09-04 21:15:13,913 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 497 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=432, Invalid=1824, Unknown=0, NotChecked=0, Total=2256 [2020-09-04 21:15:13,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1722 states. [2020-09-04 21:15:14,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1722 to 1645. [2020-09-04 21:15:14,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1645 states. [2020-09-04 21:15:14,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1645 states and 1828 transitions. [2020-09-04 21:15:14,770 INFO L78 Accepts]: Start accepts. Automaton has 1645 states and 1828 transitions. Word has length 481 [2020-09-04 21:15:14,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:15:14,771 INFO L479 AbstractCegarLoop]: Abstraction has 1645 states and 1828 transitions. [2020-09-04 21:15:14,771 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:15:14,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 1828 transitions. [2020-09-04 21:15:14,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2020-09-04 21:15:14,777 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:15:14,778 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:15:14,778 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 21:15:14,778 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:15:14,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:15:14,779 INFO L82 PathProgramCache]: Analyzing trace with hash -291660648, now seen corresponding path program 1 times [2020-09-04 21:15:14,779 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:15:14,779 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [843468362] [2020-09-04 21:15:14,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:15:14,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,163 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:15:15,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:15,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:15:15,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:15:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:15:15,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:15:15,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:15:15,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:15:15,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:15:15,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:15,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:15,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:15:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:15,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:15,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:15,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:15:15,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:15:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:15,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:15:15,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:15,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:15:15,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:15:15,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:15,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:15:15,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:15:15,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:15,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:15:15,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:15:15,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:15,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:15:15,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:15:15,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:15,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:15:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:15:15,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:15,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2020-09-04 21:15:15,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:15,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2020-09-04 21:15:15,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:15,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:15,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:15:15,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2020-09-04 21:15:15,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2020-09-04 21:15:15,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:15,619 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 104 proven. 2 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2020-09-04 21:15:15,619 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [843468362] [2020-09-04 21:15:15,620 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:15:15,620 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-09-04 21:15:15,620 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627425365] [2020-09-04 21:15:15,621 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-04 21:15:15,621 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:15:15,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-04 21:15:15,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-09-04 21:15:15,622 INFO L87 Difference]: Start difference. First operand 1645 states and 1828 transitions. Second operand 12 states. [2020-09-04 21:15:17,945 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:15:18,258 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:15:18,564 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:15:18,879 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:15:19,197 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:15:19,493 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:15:20,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:15:20,327 INFO L93 Difference]: Finished difference Result 3115 states and 3504 transitions. [2020-09-04 21:15:20,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 21:15:20,328 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 478 [2020-09-04 21:15:20,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:15:20,337 INFO L225 Difference]: With dead ends: 3115 [2020-09-04 21:15:20,337 INFO L226 Difference]: Without dead ends: 1715 [2020-09-04 21:15:20,341 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2020-09-04 21:15:20,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1715 states. [2020-09-04 21:15:20,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1715 to 1669. [2020-09-04 21:15:20,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1669 states. [2020-09-04 21:15:20,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1669 states and 1852 transitions. [2020-09-04 21:15:20,918 INFO L78 Accepts]: Start accepts. Automaton has 1669 states and 1852 transitions. Word has length 478 [2020-09-04 21:15:20,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:15:20,919 INFO L479 AbstractCegarLoop]: Abstraction has 1669 states and 1852 transitions. [2020-09-04 21:15:20,919 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-04 21:15:20,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 1852 transitions. [2020-09-04 21:15:20,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2020-09-04 21:15:20,925 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:15:20,926 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:15:20,926 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 21:15:20,926 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:15:20,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:15:20,927 INFO L82 PathProgramCache]: Analyzing trace with hash 151440632, now seen corresponding path program 1 times [2020-09-04 21:15:20,927 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:15:20,927 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1446443820] [2020-09-04 21:15:20,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:15:20,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,357 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:15:21,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:21,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:15:21,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:15:21,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:15:21,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:15:21,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:15:21,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:15:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:15:21,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:21,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:21,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:15:21,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:21,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:21,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:21,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:15:21,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:15:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:15:21,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:21,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:21,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:15:21,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:15:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:21,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:21,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:15:21,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:21,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:15:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:21,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:15:21,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:15:21,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:21,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:21,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:15:21,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:15:21,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:15:21,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:15:21,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:21,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2020-09-04 21:15:21,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:21,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2020-09-04 21:15:21,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:21,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:21,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:15:21,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2020-09-04 21:15:21,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:21,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2020-09-04 21:15:21,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:22,189 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 138 proven. 41 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2020-09-04 21:15:22,189 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1446443820] [2020-09-04 21:15:22,190 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:15:22,190 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:15:22,190 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080496962] [2020-09-04 21:15:22,191 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:15:22,191 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:15:22,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:15:22,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:15:22,192 INFO L87 Difference]: Start difference. First operand 1669 states and 1852 transitions. Second operand 18 states. [2020-09-04 21:15:22,823 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:15:23,842 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:15:26,070 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:15:26,444 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:15:27,075 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-09-04 21:15:27,401 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:15:28,095 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:15:28,424 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:15:29,023 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-09-04 21:15:31,045 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:15:31,373 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:15:31,701 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:15:32,023 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:15:32,331 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:15:34,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:15:34,003 INFO L93 Difference]: Finished difference Result 3314 states and 3789 transitions. [2020-09-04 21:15:34,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-09-04 21:15:34,004 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 478 [2020-09-04 21:15:34,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:15:34,014 INFO L225 Difference]: With dead ends: 3314 [2020-09-04 21:15:34,014 INFO L226 Difference]: Without dead ends: 2335 [2020-09-04 21:15:34,019 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 108 SyntacticMatches, 6 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 699 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=489, Invalid=2163, Unknown=0, NotChecked=0, Total=2652 [2020-09-04 21:15:34,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2335 states. [2020-09-04 21:15:34,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2335 to 2118. [2020-09-04 21:15:34,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2118 states. [2020-09-04 21:15:34,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 2118 states and 2338 transitions. [2020-09-04 21:15:34,677 INFO L78 Accepts]: Start accepts. Automaton has 2118 states and 2338 transitions. Word has length 478 [2020-09-04 21:15:34,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:15:34,678 INFO L479 AbstractCegarLoop]: Abstraction has 2118 states and 2338 transitions. [2020-09-04 21:15:34,678 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:15:34,678 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 2338 transitions. [2020-09-04 21:15:34,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2020-09-04 21:15:34,684 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:15:34,684 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:15:34,685 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 21:15:34,685 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:15:34,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:15:34,685 INFO L82 PathProgramCache]: Analyzing trace with hash -2067599357, now seen corresponding path program 1 times [2020-09-04 21:15:34,686 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:15:34,686 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1302642968] [2020-09-04 21:15:34,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:15:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,145 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:15:35,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:35,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:15:35,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:15:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:15:35,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:15:35,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:15:35,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:15:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:15:35,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:35,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:35,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:15:35,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:35,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:35,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:35,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:15:35,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:15:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:35,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:15:35,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:35,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:15:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:15:35,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:35,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:35,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:15:35,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:35,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:15:35,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:35,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:15:35,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:15:35,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:35,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:35,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:15:35,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:15:35,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:35,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:35,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:15:35,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:15:35,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:35,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:15:35,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2020-09-04 21:15:35,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2020-09-04 21:15:35,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:15:35,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2020-09-04 21:15:35,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:35,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:15:35,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:15:35,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:15:35,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2020-09-04 21:15:35,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:35,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2020-09-04 21:15:35,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:15:36,131 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 151 proven. 49 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2020-09-04 21:15:36,131 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1302642968] [2020-09-04 21:15:36,132 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:15:36,132 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-09-04 21:15:36,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54653107] [2020-09-04 21:15:36,132 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-09-04 21:15:36,133 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:15:36,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-09-04 21:15:36,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2020-09-04 21:15:36,133 INFO L87 Difference]: Start difference. First operand 2118 states and 2338 transitions. Second operand 23 states. [2020-09-04 21:15:37,035 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 190 [2020-09-04 21:15:38,545 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 189 [2020-09-04 21:15:40,921 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 21:15:41,597 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2020-09-04 21:15:42,267 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 192 [2020-09-04 21:15:42,904 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:15:43,575 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 21:15:44,222 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:15:44,850 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 192 [2020-09-04 21:15:46,164 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-09-04 21:15:46,826 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 195 [2020-09-04 21:15:48,082 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:15:48,451 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:15:48,799 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:15:49,141 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:15:49,466 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:15:49,783 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:15:50,734 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 21:15:51,516 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 21:15:52,176 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-04 21:15:52,860 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 197 [2020-09-04 21:15:53,196 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:15:53,550 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:15:54,266 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 202 [2020-09-04 21:15:54,981 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 197 [2020-09-04 21:15:55,344 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:15:55,747 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:15:56,142 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:15:57,025 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2020-09-04 21:15:58,052 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:15:58,420 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:15:58,805 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:15:59,198 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:15:59,559 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:16:01,334 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:16:02,061 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-04 21:16:03,561 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2020-09-04 21:16:04,239 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 195 [2020-09-04 21:16:04,944 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 193 [2020-09-04 21:16:05,676 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:16:06,329 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 193 [2020-09-04 21:16:08,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:16:08,503 INFO L93 Difference]: Finished difference Result 5288 states and 6267 transitions. [2020-09-04 21:16:08,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2020-09-04 21:16:08,504 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 492 [2020-09-04 21:16:08,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:16:08,524 INFO L225 Difference]: With dead ends: 5288 [2020-09-04 21:16:08,525 INFO L226 Difference]: Without dead ends: 3841 [2020-09-04 21:16:08,532 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 127 SyntacticMatches, 4 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3296 ImplicationChecksByTransitivity, 23.4s TimeCoverageRelationStatistics Valid=1731, Invalid=8369, Unknown=0, NotChecked=0, Total=10100 [2020-09-04 21:16:08,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3841 states. [2020-09-04 21:16:09,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3841 to 2834. [2020-09-04 21:16:09,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2834 states. [2020-09-04 21:16:09,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2834 states to 2834 states and 3168 transitions. [2020-09-04 21:16:09,582 INFO L78 Accepts]: Start accepts. Automaton has 2834 states and 3168 transitions. Word has length 492 [2020-09-04 21:16:09,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:16:09,583 INFO L479 AbstractCegarLoop]: Abstraction has 2834 states and 3168 transitions. [2020-09-04 21:16:09,583 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-09-04 21:16:09,583 INFO L276 IsEmpty]: Start isEmpty. Operand 2834 states and 3168 transitions. [2020-09-04 21:16:09,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2020-09-04 21:16:09,592 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:16:09,592 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:16:09,592 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 21:16:09,592 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:16:09,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:16:09,593 INFO L82 PathProgramCache]: Analyzing trace with hash -645580028, now seen corresponding path program 2 times [2020-09-04 21:16:09,593 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:16:09,593 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1857152556] [2020-09-04 21:16:09,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:16:09,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,011 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:16:10,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:10,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:16:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:16:10,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:16:10,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:16:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:16:10,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:16:10,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:16:10,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:10,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:10,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:16:10,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:10,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:10,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:10,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:16:10,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:16:10,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:10,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:16:10,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:10,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:16:10,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:16:10,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:10,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:16:10,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:10,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:16:10,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:10,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:16:10,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:16:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:10,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:16:10,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:16:10,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:10,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:10,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:16:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:16:10,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:16:10,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2020-09-04 21:16:10,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2020-09-04 21:16:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:16:10,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:16:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:10,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:10,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:16:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:16:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:10,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:16:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2020-09-04 21:16:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:10,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2020-09-04 21:16:10,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:10,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:16:10,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 567 [2020-09-04 21:16:10,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2020-09-04 21:16:10,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:10,790 INFO L134 CoverageAnalysis]: Checked inductivity of 800 backedges. 196 proven. 77 refuted. 0 times theorem prover too weak. 527 trivial. 0 not checked. [2020-09-04 21:16:10,791 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1857152556] [2020-09-04 21:16:10,791 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:16:10,791 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-09-04 21:16:10,791 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205005579] [2020-09-04 21:16:10,792 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 21:16:10,792 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:16:10,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 21:16:10,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2020-09-04 21:16:10,793 INFO L87 Difference]: Start difference. First operand 2834 states and 3168 transitions. Second operand 16 states. [2020-09-04 21:16:11,418 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:16:13,042 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:16:14,066 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:16:14,419 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:16:15,051 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:16:15,388 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:16:16,021 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 21:16:16,357 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:16:17,303 WARN L193 SmtUtils]: Spent 910.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:16:17,936 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:16:18,601 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:16:19,212 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:16:19,790 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 21:16:22,258 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 21:16:22,916 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-04 21:16:23,633 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:16:24,834 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:16:25,228 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:16:25,892 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:16:26,213 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:16:26,850 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:16:27,177 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:16:27,778 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:16:28,141 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:16:28,513 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:16:28,853 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:16:32,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:16:32,056 INFO L93 Difference]: Finished difference Result 6525 states and 7439 transitions. [2020-09-04 21:16:32,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2020-09-04 21:16:32,056 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 590 [2020-09-04 21:16:32,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:16:32,073 INFO L225 Difference]: With dead ends: 6525 [2020-09-04 21:16:32,074 INFO L226 Difference]: Without dead ends: 3911 [2020-09-04 21:16:32,082 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 128 SyntacticMatches, 6 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1542 ImplicationChecksByTransitivity, 13.2s TimeCoverageRelationStatistics Valid=846, Invalid=4266, Unknown=0, NotChecked=0, Total=5112 [2020-09-04 21:16:32,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3911 states. [2020-09-04 21:16:33,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3911 to 3608. [2020-09-04 21:16:33,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3608 states. [2020-09-04 21:16:33,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 3608 states and 3991 transitions. [2020-09-04 21:16:33,417 INFO L78 Accepts]: Start accepts. Automaton has 3608 states and 3991 transitions. Word has length 590 [2020-09-04 21:16:33,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:16:33,418 INFO L479 AbstractCegarLoop]: Abstraction has 3608 states and 3991 transitions. [2020-09-04 21:16:33,418 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 21:16:33,418 INFO L276 IsEmpty]: Start isEmpty. Operand 3608 states and 3991 transitions. [2020-09-04 21:16:33,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 698 [2020-09-04 21:16:33,428 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:16:33,429 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:16:33,429 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-04 21:16:33,429 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:16:33,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:16:33,429 INFO L82 PathProgramCache]: Analyzing trace with hash 311328231, now seen corresponding path program 3 times [2020-09-04 21:16:33,430 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:16:33,430 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [492631052] [2020-09-04 21:16:33,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:16:33,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:33,905 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:16:33,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:33,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:16:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:33,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:16:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:33,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:16:33,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:33,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:16:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:33,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:16:33,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:33,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:16:33,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:33,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:16:33,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:33,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:33,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:33,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:33,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:33,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:16:33,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:34,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:34,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:34,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:16:34,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:16:34,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:34,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:16:34,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:34,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:16:34,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:16:34,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:34,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:16:34,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:34,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:16:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:34,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:16:34,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2020-09-04 21:16:34,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2020-09-04 21:16:34,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:34,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:34,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:16:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:16:34,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:34,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:34,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:16:34,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:34,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:16:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:34,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:16:34,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2020-09-04 21:16:34,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:34,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:16:34,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:16:34,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:34,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:16:34,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:34,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:16:34,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:34,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:16:34,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2020-09-04 21:16:34,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2020-09-04 21:16:34,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:34,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:34,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:16:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:16:34,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:34,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:16:34,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:16:34,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:34,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:16:34,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 606 [2020-09-04 21:16:34,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2020-09-04 21:16:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:34,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2020-09-04 21:16:34,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:34,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:34,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:34,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:16:34,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2020-09-04 21:16:34,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 684 [2020-09-04 21:16:34,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:34,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1272 backedges. 314 proven. 26 refuted. 0 times theorem prover too weak. 932 trivial. 0 not checked. [2020-09-04 21:16:34,487 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [492631052] [2020-09-04 21:16:34,487 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:16:34,487 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-09-04 21:16:34,487 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702143873] [2020-09-04 21:16:34,488 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-04 21:16:34,488 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:16:34,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-04 21:16:34,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2020-09-04 21:16:34,488 INFO L87 Difference]: Start difference. First operand 3608 states and 3991 transitions. Second operand 12 states. [2020-09-04 21:16:35,075 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:16:35,878 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:16:36,666 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:16:38,522 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:16:40,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:16:40,936 INFO L93 Difference]: Finished difference Result 6987 states and 7810 transitions. [2020-09-04 21:16:40,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-09-04 21:16:40,936 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 697 [2020-09-04 21:16:40,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:16:40,953 INFO L225 Difference]: With dead ends: 6987 [2020-09-04 21:16:40,953 INFO L226 Difference]: Without dead ends: 3472 [2020-09-04 21:16:40,962 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 156 SyntacticMatches, 4 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 387 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=321, Invalid=1161, Unknown=0, NotChecked=0, Total=1482 [2020-09-04 21:16:40,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3472 states. [2020-09-04 21:16:42,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3472 to 3085. [2020-09-04 21:16:42,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3085 states. [2020-09-04 21:16:42,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3085 states to 3085 states and 3340 transitions. [2020-09-04 21:16:42,267 INFO L78 Accepts]: Start accepts. Automaton has 3085 states and 3340 transitions. Word has length 697 [2020-09-04 21:16:42,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:16:42,268 INFO L479 AbstractCegarLoop]: Abstraction has 3085 states and 3340 transitions. [2020-09-04 21:16:42,268 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-04 21:16:42,268 INFO L276 IsEmpty]: Start isEmpty. Operand 3085 states and 3340 transitions. [2020-09-04 21:16:42,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 695 [2020-09-04 21:16:42,276 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:16:42,277 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:16:42,277 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-09-04 21:16:42,277 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:16:42,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:16:42,278 INFO L82 PathProgramCache]: Analyzing trace with hash -960564930, now seen corresponding path program 1 times [2020-09-04 21:16:42,278 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:16:42,278 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [279042838] [2020-09-04 21:16:42,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:16:42,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,808 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:16:42,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:42,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:16:42,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:16:42,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:16:42,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:16:42,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:16:42,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:16:42,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:16:42,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:42,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:16:42,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:42,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:42,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:16:42,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:16:42,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:42,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:16:42,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:42,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:42,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:16:42,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:16:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:42,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:42,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:16:42,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:42,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:16:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:42,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:16:42,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:16:42,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:42,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:16:42,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:16:42,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:42,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:42,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:16:42,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:42,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-04 21:16:42,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:42,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:16:42,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2020-09-04 21:16:42,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:42,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2020-09-04 21:16:42,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:43,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:16:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:16:43,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:43,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 21:16:43,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:16:43,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:43,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:16:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2020-09-04 21:16:43,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2020-09-04 21:16:43,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:43,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:16:43,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:43,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:43,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:16:43,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:16:43,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:43,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:16:43,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 602 [2020-09-04 21:16:43,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2020-09-04 21:16:43,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:16:43,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2020-09-04 21:16:43,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:43,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:16:43,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:16:43,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:16:43,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2020-09-04 21:16:43,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2020-09-04 21:16:43,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:16:43,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1231 backedges. 330 proven. 30 refuted. 0 times theorem prover too weak. 871 trivial. 0 not checked. [2020-09-04 21:16:43,525 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [279042838] [2020-09-04 21:16:43,525 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:16:43,525 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:16:43,526 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435469908] [2020-09-04 21:16:43,526 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:16:43,527 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:16:43,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:16:43,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:16:43,527 INFO L87 Difference]: Start difference. First operand 3085 states and 3340 transitions. Second operand 18 states. [2020-09-04 21:16:44,449 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 21:16:45,536 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:16:47,879 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:16:48,531 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:16:49,143 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-04 21:16:50,359 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:16:50,757 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:16:51,124 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:16:51,479 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:16:51,830 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:16:52,162 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:16:53,327 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 21:16:54,463 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 199 [2020-09-04 21:16:55,299 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 205 [2020-09-04 21:16:55,954 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2020-09-04 21:16:56,629 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 199 [2020-09-04 21:16:57,268 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2020-09-04 21:16:59,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:16:59,104 INFO L93 Difference]: Finished difference Result 4432 states and 4858 transitions. [2020-09-04 21:16:59,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-09-04 21:16:59,105 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 694 [2020-09-04 21:16:59,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:16:59,107 INFO L225 Difference]: With dead ends: 4432 [2020-09-04 21:16:59,107 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 21:16:59,117 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 165 SyntacticMatches, 4 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1182 ImplicationChecksByTransitivity, 9.7s TimeCoverageRelationStatistics Valid=844, Invalid=3316, Unknown=0, NotChecked=0, Total=4160 [2020-09-04 21:16:59,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 21:16:59,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 21:16:59,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 21:16:59,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 21:16:59,118 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 694 [2020-09-04 21:16:59,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:16:59,118 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 21:16:59,118 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:16:59,118 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 21:16:59,118 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 21:16:59,119 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-09-04 21:16:59,121 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 21:16:59,504 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:16:59,679 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:00,286 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:17:00,640 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:17:00,985 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:17:01,690 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 224 [2020-09-04 21:17:01,863 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:02,213 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:02,703 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 195 [2020-09-04 21:17:03,290 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:17:03,644 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:17:03,994 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:17:04,167 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:04,516 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:04,855 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:17:05,207 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:17:05,828 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 21:17:06,551 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 224 [2020-09-04 21:17:06,904 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:17:07,239 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:17:07,411 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:07,756 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:17:08,101 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:17:08,432 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:17:08,762 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:17:09,322 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 21:17:12,583 WARN L193 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 374 DAG size of output: 308 [2020-09-04 21:17:12,944 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:17:13,285 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:14,040 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:17:14,396 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:17:14,737 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:15,487 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:17:15,836 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:16,192 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:17:17,905 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 240 DAG size of output: 226 [2020-09-04 21:17:18,511 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 21:17:19,095 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:17:20,018 WARN L193 SmtUtils]: Spent 914.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 226 [2020-09-04 21:17:20,622 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 21:17:21,206 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:17:22,124 WARN L193 SmtUtils]: Spent 914.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 226 [2020-09-04 21:17:22,732 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 21:17:23,316 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:17:23,658 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:17:24,010 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:17:24,369 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:17:24,717 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:25,055 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:17:25,394 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:17:26,151 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 21:17:26,945 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 225 [2020-09-04 21:17:27,117 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:27,461 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:17:27,805 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:17:28,156 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:28,327 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:28,672 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:17:28,846 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:29,197 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:17:29,541 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:17:29,882 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:17:30,226 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:17:30,893 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 21:17:31,235 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:17:31,589 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:17:31,939 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:17:32,115 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:32,458 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:17:32,809 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:17:33,154 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:17:33,506 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:17:33,852 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:17:34,196 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:17:34,548 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:17:36,215 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 247 DAG size of output: 241 [2020-09-04 21:17:36,382 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:17:36,947 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:17:37,307 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:37,636 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:17:37,807 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:39,182 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 21:17:39,527 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:17:39,867 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:17:40,215 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:40,381 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:17:40,720 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:17:41,066 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:17:42,733 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 247 DAG size of output: 241 [2020-09-04 21:17:43,576 WARN L193 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 21:17:43,921 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:17:44,780 WARN L193 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 224 [2020-09-04 21:17:44,947 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:17:45,286 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:17:47,293 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:17:47,638 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:17:47,810 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:47,976 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:17:48,325 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:17:48,839 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 195 [2020-09-04 21:17:49,400 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:17:49,765 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 195 [2020-09-04 21:17:50,101 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:17:50,800 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:17:51,151 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:51,843 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:17:52,179 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:17:52,513 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:17:52,850 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:17:53,202 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:17:53,548 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:17:53,720 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:54,064 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:17:54,408 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:17:54,745 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:17:55,411 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 21:17:55,763 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:17:56,122 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:17:56,476 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:17:56,816 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:17:57,146 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:17:57,482 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:17:58,177 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 224 [2020-09-04 21:17:59,016 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 21:17:59,187 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:59,531 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:17:59,869 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:18:00,217 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:18:00,553 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:18:00,889 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:18:02,564 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 247 DAG size of output: 241 [2020-09-04 21:18:03,305 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 224 [2020-09-04 21:18:03,489 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:18:03,833 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:18:04,527 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:18:05,160 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:18:05,507 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:18:07,634 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:18:07,801 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:18:07,967 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:18:08,298 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:18:09,655 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 244 DAG size of output: 234 [2020-09-04 21:18:10,671 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:18:12,024 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 245 DAG size of output: 233 [2020-09-04 21:18:12,840 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 232 [2020-09-04 21:18:14,092 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:18:15,449 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 244 DAG size of output: 234 [2020-09-04 21:18:16,805 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 245 DAG size of output: 233 [2020-09-04 21:18:17,821 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:18:18,634 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 232 [2020-09-04 21:18:19,994 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 245 DAG size of output: 233 [2020-09-04 21:18:21,346 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 245 DAG size of output: 233 [2020-09-04 21:18:22,118 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 21:18:22,303 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:18:22,482 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:18:22,834 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:18:23,014 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:18:23,368 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:18:23,548 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:18:23,891 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:18:24,236 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:18:24,588 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:18:24,951 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:18:25,311 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:18:25,714 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:18:26,095 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:18:28,343 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 252 DAG size of output: 248 [2020-09-04 21:18:28,701 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:18:29,459 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:18:29,880 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:18:30,267 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:18:30,632 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:18:32,456 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 248 DAG size of output: 246 [2020-09-04 21:18:32,862 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:18:33,261 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:18:33,669 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:18:34,027 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:18:34,394 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:18:34,766 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:18:37,016 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 252 DAG size of output: 248 [2020-09-04 21:18:38,003 WARN L193 SmtUtils]: Spent 983.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 231 [2020-09-04 21:18:38,408 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:18:39,735 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 21:18:40,094 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:18:40,494 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:18:43,051 WARN L193 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 252 DAG size of output: 249 [2020-09-04 21:18:43,456 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:18:43,821 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:18:44,178 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:18:44,555 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:18:45,521 WARN L193 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:18:46,275 WARN L193 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:18:47,097 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:18:47,490 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:18:48,240 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 231 [2020-09-04 21:18:48,651 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:18:49,388 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 231 [2020-09-04 21:18:49,782 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:18:50,175 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:18:50,573 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:18:50,985 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 21:18:51,360 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:18:51,725 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:18:52,098 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:18:52,626 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:18:53,024 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:18:54,107 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 250 DAG size of output: 245 [2020-09-04 21:18:54,487 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:18:54,874 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:18:55,255 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:18:55,654 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:18:56,043 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:18:56,437 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:18:57,855 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 254 DAG size of output: 250 [2020-09-04 21:18:58,840 WARN L193 SmtUtils]: Spent 982.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 231 [2020-09-04 21:18:59,206 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:18:59,578 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:18:59,976 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:19:00,385 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:19:00,779 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:19:01,176 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:19:03,437 WARN L193 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 252 DAG size of output: 248 [2020-09-04 21:19:04,633 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 250 DAG size of output: 246 [2020-09-04 21:19:05,003 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:19:05,377 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:19:06,116 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 231 [2020-09-04 21:19:07,034 WARN L193 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 21:19:07,439 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:19:09,988 WARN L193 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 252 DAG size of output: 249 [2020-09-04 21:19:10,347 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:19:10,704 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:19:11,092 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:19:11,448 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:11,820 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:19:12,200 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:19:12,569 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:19:12,928 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:13,287 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:14,186 WARN L193 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 21:19:15,099 WARN L193 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 229 [2020-09-04 21:19:15,286 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:19:15,650 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:19:16,015 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:19:16,385 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:19:16,572 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:19:16,938 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:19:17,126 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:19:17,498 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:19:17,864 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:19:18,225 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:18,592 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:19:19,351 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 21:19:19,711 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:20,082 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:20,452 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:19:20,651 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:19:21,015 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:21,388 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:19:21,755 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:19:22,128 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:19:23,247 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 257 DAG size of output: 226 [2020-09-04 21:19:23,901 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:19:24,483 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:19:25,699 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 249 DAG size of output: 240 [2020-09-04 21:19:26,351 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:19:26,932 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:19:28,143 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 249 DAG size of output: 240 [2020-09-04 21:19:28,800 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:19:29,381 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:19:30,254 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 21:19:30,611 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:30,951 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:19:31,789 WARN L193 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:19:32,145 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:32,486 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:19:33,318 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:19:33,678 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:34,019 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:19:36,629 WARN L193 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 374 DAG size of output: 308 [2020-09-04 21:19:39,340 WARN L193 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 374 DAG size of output: 308 [2020-09-04 21:19:39,717 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:19:40,113 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:19:40,516 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:19:40,910 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:19:41,295 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:19:41,680 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:19:42,609 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 234 [2020-09-04 21:19:43,494 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 233 [2020-09-04 21:19:43,696 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:19:44,084 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:19:44,471 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:19:44,864 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:19:45,067 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:19:45,454 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:19:45,657 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:19:46,052 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:19:46,439 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:19:46,823 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:19:47,211 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:19:48,159 WARN L193 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 233 [2020-09-04 21:19:48,541 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:19:48,933 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:19:49,328 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:19:49,534 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:19:49,920 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:19:50,315 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:19:50,703 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:19:51,099 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:19:57,586 WARN L193 SmtUtils]: Spent 6.48 s on a formula simplification. DAG size of input: 470 DAG size of output: 394 [2020-09-04 21:19:58,677 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 251 DAG size of output: 226 [2020-09-04 21:19:59,262 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:19:59,871 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:20:00,913 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 243 DAG size of output: 229 [2020-09-04 21:20:01,495 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:20:02,106 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:20:03,146 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 243 DAG size of output: 229 [2020-09-04 21:20:03,729 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:20:04,339 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:20:04,699 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:20:05,158 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:20:05,711 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 21:20:06,258 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 21:20:06,712 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:20:07,276 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 21:20:07,735 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:20:08,295 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 21:20:09,218 WARN L193 SmtUtils]: Spent 920.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:20:09,679 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:20:10,229 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 21:20:10,697 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:20:11,256 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:11,912 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:12,360 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:20:12,924 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:20:13,379 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:20:13,942 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:20:14,859 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:20:15,311 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:20:15,862 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:16,220 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:20:16,580 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:20:16,986 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:20:17,386 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:20:17,745 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:20:17,956 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:20:18,314 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:20:18,525 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:20:18,926 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:20:19,292 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:20:19,658 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:20:20,129 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:20:20,682 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:21,230 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:21,678 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:20:22,242 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:20:22,696 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:20:23,258 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:20:24,174 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:20:24,627 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:20:25,181 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:25,374 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:25,723 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:20:26,067 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:20:26,238 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:26,593 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:20:26,766 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:27,121 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:20:27,473 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:20:27,648 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:27,996 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:20:28,780 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:20:29,502 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 224 [2020-09-04 21:20:29,844 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:20:30,175 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:20:30,792 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 21:20:31,331 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 21:20:32,034 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 224 [2020-09-04 21:20:32,382 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:20:32,718 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:20:33,301 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:20:33,631 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:20:34,215 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:20:34,702 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 195 [2020-09-04 21:20:35,056 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:20:35,393 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:20:35,741 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:20:37,597 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:20:38,355 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 21:20:38,527 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:38,871 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:20:39,664 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 225 [2020-09-04 21:20:40,008 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:20:40,182 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:40,526 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:20:40,875 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:20:41,226 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:20:41,397 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:41,740 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:20:42,086 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:20:42,752 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 21:20:43,100 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:20:43,443 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:20:43,794 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:20:44,133 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:20:44,491 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:20:44,663 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:45,012 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:20:45,365 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:20:45,716 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:20:46,074 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:20:46,419 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:20:46,756 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:20:47,092 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:20:47,427 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:20:47,868 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 195 [2020-09-04 21:20:50,088 WARN L193 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 21:20:50,426 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:20:50,932 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 21:20:52,180 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 243 DAG size of output: 231 [2020-09-04 21:20:53,430 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 243 DAG size of output: 231 [2020-09-04 21:20:53,939 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:20:54,507 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:20:56,414 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 248 DAG size of output: 242 [2020-09-04 21:20:56,981 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:20:57,665 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 21:20:58,174 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:20:58,525 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:20:58,871 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:20:59,373 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 21:21:00,066 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:21:00,403 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:21:02,626 WARN L193 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 21:21:03,669 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:21:04,418 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 21:21:05,066 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 224 [2020-09-04 21:21:06,103 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:21:06,964 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 224 [2020-09-04 21:21:07,302 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:21:07,810 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:21:08,457 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 21:21:08,967 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:21:09,476 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:21:11,778 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 252 DAG size of output: 245 [2020-09-04 21:21:14,006 WARN L193 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 21:21:14,727 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 224 [2020-09-04 21:21:15,226 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:21:15,564 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:21:17,858 WARN L193 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 252 DAG size of output: 245 [2020-09-04 21:21:18,202 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:21:19,448 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 243 DAG size of output: 231 [2020-09-04 21:21:20,129 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 21:21:20,467 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:21:20,804 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:21:21,310 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 21:21:21,850 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 223 [2020-09-04 21:21:22,403 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 195 [2020-09-04 21:21:22,771 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:21:23,721 WARN L193 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 228 [2020-09-04 21:21:24,092 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 21:21:24,469 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:21:25,296 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 21:21:25,673 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:21:25,869 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 21:21:26,249 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:21:26,614 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:21:26,998 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:21:27,368 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 21:21:27,742 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:21:28,120 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:21:29,295 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 246 DAG size of output: 241 [2020-09-04 21:21:29,657 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:21:30,016 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 21:21:30,383 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 21:21:30,740 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:21:31,146 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:21:31,348 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 21:21:31,720 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:21:32,089 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:21:32,474 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:21:32,866 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:21:33,229 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:21:33,598 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:21:33,967 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 21:21:34,318 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 21:21:34,684 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:21:35,631 WARN L193 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 228 [2020-09-04 21:21:36,001 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 21:21:36,378 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:21:37,206 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 21:21:37,583 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:21:37,779 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 21:21:38,154 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:21:38,520 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:21:38,903 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:21:39,273 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 21:21:39,648 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:21:40,026 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:21:41,201 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 246 DAG size of output: 241 [2020-09-04 21:21:41,579 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:21:41,947 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 21:21:42,315 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 21:21:42,673 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:21:43,065 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:21:43,261 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 21:21:43,628 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:21:43,999 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:21:44,383 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:21:44,774 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:21:45,138 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:21:45,506 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:21:45,876 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 21:21:46,227 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 21:21:46,704 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 209 [2020-09-04 21:21:47,175 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:21:47,724 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:21:48,194 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:21:48,755 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:21:49,229 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 209 [2020-09-04 21:21:49,776 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:21:50,325 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:21:50,885 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:21:51,831 WARN L193 SmtUtils]: Spent 943.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:21:52,275 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 195 [2020-09-04 21:21:54,622 WARN L193 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 21:21:54,960 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:21:55,468 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 21:21:56,720 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 243 DAG size of output: 231 [2020-09-04 21:21:57,975 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 243 DAG size of output: 231 [2020-09-04 21:21:58,484 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:21:59,051 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:22:00,959 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 248 DAG size of output: 242 [2020-09-04 21:22:01,525 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:22:02,212 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 21:22:02,721 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:22:03,072 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:22:03,419 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:22:03,922 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 21:22:04,615 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:22:04,953 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:22:07,180 WARN L193 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 21:22:08,224 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:22:08,870 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 21:22:09,520 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 224 [2020-09-04 21:22:10,559 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:22:11,419 WARN L193 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 224 [2020-09-04 21:22:11,757 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:22:12,265 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:22:12,912 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 21:22:13,422 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:22:13,930 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:22:16,235 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 252 DAG size of output: 245 [2020-09-04 21:22:18,464 WARN L193 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 21:22:19,184 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 224 [2020-09-04 21:22:19,683 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 223 [2020-09-04 21:22:20,020 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:22:22,319 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 252 DAG size of output: 245 [2020-09-04 21:22:22,665 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:22:23,915 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 243 DAG size of output: 231 [2020-09-04 21:22:24,598 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 21:22:24,935 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:22:25,273 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:22:25,778 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 21:22:26,318 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 223 [2020-09-04 21:22:26,871 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 195 [2020-09-04 21:22:28,121 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 254 DAG size of output: 226 [2020-09-04 21:22:28,761 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 21:22:29,338 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:22:30,393 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 246 DAG size of output: 237 [2020-09-04 21:22:31,030 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 21:22:31,607 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:22:32,654 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 246 DAG size of output: 237 [2020-09-04 21:22:33,295 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 21:22:33,873 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:22:34,220 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:22:40,833 WARN L193 SmtUtils]: Spent 6.61 s on a formula simplification. DAG size of input: 470 DAG size of output: 394 [2020-09-04 21:22:41,012 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:22:41,357 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:22:41,713 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:22:42,071 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:22:42,247 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:22:42,592 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:22:42,950 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:22:43,296 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:22:43,642 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:22:44,045 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:22:44,941 WARN L193 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 230 [2020-09-04 21:22:45,351 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 240 [2020-09-04 21:22:45,767 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 241 [2020-09-04 21:22:46,727 WARN L193 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 229 [2020-09-04 21:22:47,142 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 237 [2020-09-04 21:22:47,363 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-04 21:22:47,777 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-09-04 21:22:48,162 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:22:48,584 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 239 [2020-09-04 21:22:48,992 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 240 [2020-09-04 21:22:49,406 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 236 [2020-09-04 21:22:49,823 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 238 [2020-09-04 21:22:51,237 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 21:22:51,618 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:22:52,001 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:22:52,387 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:22:52,764 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:22:53,193 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 242 [2020-09-04 21:22:53,414 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-04 21:22:53,801 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:22:54,192 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:22:54,615 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 242 [2020-09-04 21:22:55,046 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 244 [2020-09-04 21:22:55,430 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:22:55,836 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 21:22:56,244 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 239 [2020-09-04 21:22:56,614 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:23:03,249 WARN L193 SmtUtils]: Spent 6.63 s on a formula simplification. DAG size of input: 470 DAG size of output: 394 [2020-09-04 21:23:03,633 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:23:03,807 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:23:03,979 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:23:04,332 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:23:04,505 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:23:04,858 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:23:05,030 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:23:05,374 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:23:05,718 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:23:06,069 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:23:06,422 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:23:07,654 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 21:23:08,017 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:23:08,366 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:23:09,160 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 21:23:09,522 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:23:09,870 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:23:10,661 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 21:23:11,014 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:23:11,377 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:23:11,721 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:23:12,073 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:23:12,549 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 209 [2020-09-04 21:23:13,018 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:23:13,567 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:23:14,038 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:23:14,598 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:23:15,072 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 209 [2020-09-04 21:23:15,618 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:23:16,166 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:23:16,725 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:23:17,671 WARN L193 SmtUtils]: Spent 943.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:23:18,464 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:23:18,821 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:23:18,993 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:23:19,345 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:23:19,703 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:23:20,048 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:23:20,219 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:23:20,886 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 21:23:21,061 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:23:21,237 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:23:21,588 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:23:21,924 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:23:22,274 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:23:22,446 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:23:22,622 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:23:22,967 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:23:23,304 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:23:24,062 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 21:23:24,408 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:23:24,596 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 22 [2020-09-04 21:23:24,788 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 23 [2020-09-04 21:23:25,423 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 225 [2020-09-04 21:23:25,608 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 21:23:25,797 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 21:23:26,037 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 21 [2020-09-04 21:23:26,229 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 23 [2020-09-04 21:23:26,423 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 23 [2020-09-04 21:23:26,608 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 21:23:26,796 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 21 [2020-09-04 21:23:26,986 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 25 [2020-09-04 21:23:27,175 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 25 [2020-09-04 21:23:27,412 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 21 [2020-09-04 21:23:27,622 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 23 [2020-09-04 21:23:28,259 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 225 [2020-09-04 21:23:28,493 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 21 [2020-09-04 21:23:28,737 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 25 [2020-09-04 21:23:29,344 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 224 [2020-09-04 21:23:29,530 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 21:23:29,720 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 21:23:29,954 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 21 [2020-09-04 21:23:30,196 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 25 [2020-09-04 21:23:30,389 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 25 [2020-09-04 21:23:30,743 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:23:31,100 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:23:31,273 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:23:31,625 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:23:31,984 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:23:32,329 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:23:32,501 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:23:33,167 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 21:23:33,342 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:23:33,518 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:23:33,869 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:23:34,205 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:23:34,556 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:23:34,728 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:23:34,907 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:23:35,252 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:23:35,589 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:23:36,345 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 21:23:36,690 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:23:37,508 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 28 [2020-09-04 21:23:37,901 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 30 [2020-09-04 21:23:38,278 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 27 [2020-09-04 21:23:38,678 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 31 [2020-09-04 21:23:39,062 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 29 [2020-09-04 21:23:39,454 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 28 [2020-09-04 21:23:40,266 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 231 [2020-09-04 21:23:40,642 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 27 [2020-09-04 21:23:41,033 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 30 [2020-09-04 21:23:41,430 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 31 [2020-09-04 21:23:42,344 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 231 [2020-09-04 21:23:42,724 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 27 [2020-09-04 21:23:43,100 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 27 [2020-09-04 21:23:43,824 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 224 [2020-09-04 21:23:44,407 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:23:44,751 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:23:45,079 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:23:45,619 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 21:23:46,323 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 224 [2020-09-04 21:23:46,672 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:23:47,008 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:23:47,337 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:23:47,921 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:23:48,408 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 195 [2020-09-04 21:23:49,026 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 21:23:49,376 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:23:49,727 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:23:50,056 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:23:50,391 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:23:56,986 WARN L193 SmtUtils]: Spent 6.52 s on a formula simplification. DAG size of input: 470 DAG size of output: 394 [2020-09-04 21:23:57,330 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:24:01,089 WARN L193 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 443 DAG size of output: 375 [2020-09-04 21:24:01,453 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 195 [2020-09-04 21:24:01,619 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:02,184 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:24:02,878 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:24:03,569 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:24:04,944 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 21:24:05,280 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:24:05,611 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:24:06,041 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:24:06,373 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:24:06,711 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:24:07,042 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:24:07,386 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:24:07,731 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:24:08,067 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:24:08,419 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:24:10,092 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 247 DAG size of output: 241 [2020-09-04 21:24:10,259 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:12,272 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:24:12,619 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:24:13,458 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 21:24:14,316 WARN L193 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 224 [2020-09-04 21:24:15,007 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 224 [2020-09-04 21:24:15,846 WARN L193 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 21:24:16,704 WARN L193 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 224 [2020-09-04 21:24:17,041 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:24:17,387 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:24:17,553 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:17,905 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:24:18,242 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:24:18,577 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:24:20,589 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:24:20,756 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:21,390 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 21:24:23,058 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 247 DAG size of output: 241 [2020-09-04 21:24:23,798 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 224 [2020-09-04 21:24:25,810 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:24:25,981 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:26,154 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:24:26,500 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:24:27,189 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:24:27,355 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:24:27,915 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:24:28,082 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:24:28,412 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:24:28,924 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 195 [2020-09-04 21:24:29,785 WARN L193 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 224 [2020-09-04 21:24:31,459 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 247 DAG size of output: 241 [2020-09-04 21:24:31,661 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 22 [2020-09-04 21:24:31,854 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 23 [2020-09-04 21:24:32,489 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 225 [2020-09-04 21:24:32,674 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 21:24:32,864 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 21:24:33,104 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 21 [2020-09-04 21:24:33,298 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 23 [2020-09-04 21:24:33,492 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 23 [2020-09-04 21:24:33,677 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 21:24:33,866 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 21 [2020-09-04 21:24:34,058 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 25 [2020-09-04 21:24:34,247 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 25 [2020-09-04 21:24:34,486 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 21 [2020-09-04 21:24:34,696 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 23 [2020-09-04 21:24:35,332 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 225 [2020-09-04 21:24:35,566 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 21 [2020-09-04 21:24:35,813 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 25 [2020-09-04 21:24:36,417 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 224 [2020-09-04 21:24:36,603 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 21:24:36,792 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 21:24:37,026 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 21 [2020-09-04 21:24:37,267 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 25 [2020-09-04 21:24:37,459 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 25 [2020-09-04 21:24:37,804 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:24:38,169 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:24:38,541 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 21:24:38,918 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:24:39,294 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:24:39,490 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 21:24:39,865 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:24:40,231 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:24:40,614 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:24:40,985 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 21:24:41,360 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:24:41,738 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:24:42,965 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 246 DAG size of output: 241 [2020-09-04 21:24:43,325 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:24:43,684 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 21:24:44,051 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 21:24:44,407 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:24:44,799 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:24:45,062 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 21:24:45,428 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 21:24:45,797 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:24:46,183 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:24:46,575 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:24:46,938 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:24:47,306 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:24:47,677 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 21:24:48,027 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 21:24:48,209 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:24:48,388 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:24:48,734 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:24:48,914 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:24:49,267 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:24:49,446 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:24:49,790 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:24:50,134 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:24:50,485 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:24:50,849 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:24:51,194 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:24:52,097 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 205 [2020-09-04 21:24:52,556 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 21:24:53,107 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:24:53,567 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 21:24:54,127 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:24:54,591 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 205 [2020-09-04 21:24:55,139 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:24:55,687 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:24:56,245 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:24:57,174 WARN L193 SmtUtils]: Spent 926.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 21:24:57,933 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 21:24:58,439 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-09-04 21:24:58,904 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:24:59,453 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 21:24:59,917 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:25:00,477 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 21:25:00,947 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-09-04 21:25:01,497 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 21:25:02,047 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 21:25:02,606 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 21:25:03,545 WARN L193 SmtUtils]: Spent 936.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:25:03,926 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:25:04,306 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:25:04,691 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:25:05,084 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:25:05,286 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:25:05,671 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:25:06,052 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:25:06,448 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:25:06,827 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:25:07,216 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:25:07,603 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:25:08,919 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 249 DAG size of output: 244 [2020-09-04 21:25:09,294 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:25:09,667 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:25:10,043 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:25:10,415 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:25:10,821 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:25:11,020 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:25:11,401 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:25:11,779 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:25:12,171 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:25:12,571 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:25:12,942 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:25:13,326 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:25:13,711 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:25:14,076 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:25:14,740 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 237 [2020-09-04 21:25:15,043 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 205 [2020-09-04 21:25:15,503 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:25:15,959 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:25:17,127 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 260 DAG size of output: 243 [2020-09-04 21:25:17,613 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 207 [2020-09-04 21:25:18,277 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 237 [2020-09-04 21:25:19,444 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 260 DAG size of output: 243 [2020-09-04 21:25:19,909 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 21:25:20,214 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 205 [2020-09-04 21:25:20,878 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 237 [2020-09-04 21:25:21,526 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 235 [2020-09-04 21:25:21,990 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 21:25:23,304 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 269 DAG size of output: 248 [2020-09-04 21:25:24,200 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 237 [2020-09-04 21:25:24,849 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 235 [2020-09-04 21:25:25,335 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 207 [2020-09-04 21:25:25,983 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 235 [2020-09-04 21:25:26,438 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:25:26,830 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:25:27,210 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:25:27,594 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:25:27,985 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:25:28,186 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:25:28,569 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:25:28,949 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:25:29,340 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 21:25:29,718 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:25:30,107 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:25:30,493 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:25:31,809 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 249 DAG size of output: 244 [2020-09-04 21:25:32,186 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:25:32,560 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:25:32,936 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:25:33,307 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:25:33,714 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:25:33,914 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:25:34,296 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:25:34,673 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:25:35,066 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:25:35,466 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:25:35,837 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:25:36,220 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:25:36,605 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:25:36,972 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:25:37,346 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:25:37,690 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:25:38,086 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 21:25:38,473 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:25:38,865 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:25:39,272 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:25:39,478 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:25:39,869 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:25:40,264 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 21:25:40,663 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:25:41,048 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:25:41,451 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:25:41,845 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:25:43,048 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 252 DAG size of output: 247 [2020-09-04 21:25:43,438 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:25:43,827 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:25:44,277 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:25:44,663 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:25:45,084 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 242 [2020-09-04 21:25:45,289 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:25:45,685 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:25:46,069 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:25:46,469 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:25:46,876 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 242 [2020-09-04 21:25:47,254 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:25:47,653 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:25:48,053 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:25:48,433 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:25:48,792 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:25:49,522 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:25:49,909 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:25:50,310 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:25:51,040 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 21:25:51,675 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 215 [2020-09-04 21:25:52,413 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:25:52,914 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 212 [2020-09-04 21:25:53,650 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:25:54,047 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:25:54,429 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:25:55,205 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 241 [2020-09-04 21:25:55,582 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:25:56,485 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:25:56,868 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:25:57,241 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:25:57,620 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:25:57,987 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:25:58,391 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:25:58,799 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:25:59,919 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 254 DAG size of output: 245 [2020-09-04 21:26:01,041 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 254 DAG size of output: 245 [2020-09-04 21:26:01,449 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:26:01,838 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:26:03,942 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 262 DAG size of output: 252 [2020-09-04 21:26:04,335 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:26:04,728 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:26:05,160 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:26:05,575 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:26:06,602 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 256 DAG size of output: 247 [2020-09-04 21:26:07,631 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 256 DAG size of output: 247 [2020-09-04 21:26:08,048 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:26:08,444 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:26:10,329 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 264 DAG size of output: 254 [2020-09-04 21:26:10,729 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:26:11,130 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:26:11,549 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:26:11,958 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:26:13,078 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 254 DAG size of output: 245 [2020-09-04 21:26:14,199 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 254 DAG size of output: 245 [2020-09-04 21:26:14,607 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:26:14,996 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:26:17,098 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 262 DAG size of output: 252 [2020-09-04 21:26:17,490 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:26:17,885 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:26:18,625 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 224 [2020-09-04 21:26:19,208 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:26:19,550 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:26:19,879 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:26:20,418 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 21:26:21,123 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 224 [2020-09-04 21:26:21,472 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:26:21,808 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:22,137 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:22,720 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:26:23,208 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 195 [2020-09-04 21:26:23,826 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 21:26:24,176 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:26:24,525 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:26:24,854 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:25,190 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:25,384 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:26:25,570 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:26:25,916 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:26:26,104 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:26:26,457 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:26:26,645 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:26:26,989 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:26:27,333 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:26:27,685 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:26:28,059 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:26:28,783 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 224 [2020-09-04 21:26:29,366 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:26:29,707 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:26:30,036 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 21:26:30,574 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 21:26:31,277 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 224 [2020-09-04 21:26:31,627 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:26:31,962 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:32,290 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:32,875 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 21:26:33,361 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 195 [2020-09-04 21:26:33,980 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 21:26:34,329 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:26:34,679 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:26:35,008 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:35,344 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:26:39,412 WARN L193 SmtUtils]: Spent 4.06 s on a formula simplification. DAG size of input: 443 DAG size of output: 375 [2020-09-04 21:26:40,173 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 21:26:40,530 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:26:40,870 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:26:41,577 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:26:41,933 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:26:42,273 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:26:42,976 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:26:43,335 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:26:43,677 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:26:46,288 WARN L193 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 374 DAG size of output: 308 [2020-09-04 21:26:46,963 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 239 [2020-09-04 21:26:47,641 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 239 [2020-09-04 21:26:48,891 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 262 DAG size of output: 245 [2020-09-04 21:26:49,510 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:26:50,140 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:26:51,388 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 262 DAG size of output: 245 [2020-09-04 21:26:51,757 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:26:52,434 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 239 [2020-09-04 21:26:53,090 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 237 [2020-09-04 21:26:53,699 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:26:54,917 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 271 DAG size of output: 250 [2020-09-04 21:26:55,289 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:26:55,658 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:26:56,036 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:26:56,690 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 237 [2020-09-04 21:26:57,300 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:26:57,918 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:26:58,574 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 237 [2020-09-04 21:26:58,945 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:26:59,325 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:26:59,932 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:27:00,556 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:27:03,173 WARN L193 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 374 DAG size of output: 308 [2020-09-04 21:27:03,932 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 21:27:04,298 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:27:04,646 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:27:05,503 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 21:27:05,866 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:27:06,214 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:27:07,066 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 21:27:07,433 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:27:07,781 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:27:08,543 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 21:27:08,900 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:27:09,241 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:27:09,950 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:27:10,307 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:27:10,648 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:27:11,369 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:27:11,727 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:27:12,068 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:27:12,445 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:27:12,811 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:27:14,983 WARN L193 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 249 DAG size of output: 246 [2020-09-04 21:27:15,328 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:27:16,066 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:27:16,453 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:27:16,808 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:27:17,159 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:27:18,999 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 245 DAG size of output: 242 [2020-09-04 21:27:19,373 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:27:19,742 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:27:20,119 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:27:20,463 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:27:20,815 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:27:21,174 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:27:23,340 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 249 DAG size of output: 246 [2020-09-04 21:27:24,469 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 21:27:24,844 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:27:25,899 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 249 DAG size of output: 242 [2020-09-04 21:27:26,242 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:27:26,610 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:27:29,125 WARN L193 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 249 DAG size of output: 248 [2020-09-04 21:27:29,499 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:27:29,851 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:27:30,195 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:27:30,557 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:27:31,516 WARN L193 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 215